Tennant T17 Service Information Manual
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Tennant T17 Service Information Manual

Battery rider scrubber with ec h2o cleaning technology
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T17
(Battery)
Rider Scrubber
Service Information Manual
R
The Safe Scrubbing Alternative
R
TennantTrue
Parts
IRISt a Tennant Technology
North America / International
9020167
Rev. 00 (6-2014)
To view, print or download
the latest parts or operator's
*9020167*
manual, visit:
ww

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  • Page 1 (Battery) Rider Scrubber Service Information Manual The Safe Scrubbing Alternative TennantTrue Parts IRISt a Tennant Technology North America / International 9020167 Rev. 00 (6-2014) To view, print or download the latest parts or operator’s *9020167* manual, visit:...
  • Page 2 Phone: (800) 553--8033 or (763) 513--2850 www.tennantco.com Touch- -N- -Go, 1- -STEP, Grip- -N- -Go, Dura- -Track, SmartRelease, Duramer, are US registered and unregistered trademarks of Tennant Company. Flow-Rite is a registered trademark of Flow-Rite Controls Specifications and parts are subject to change without notice.

  • Page 3: Table Of Contents

    InSTaLLaTIon . . . . . . . . . . . . . . . . . . . . . . 5-11 T17 Service Information 9020167 (6-14)
  • Page 4 . . . . . . . . . . . . . . . . . . . . . . . . . 5-39 eC-h2o preSSure SwITCh . . . . . . . . . . . . 5-40 T17 Service Information 9020167 (6-14)

  • Page 5: Safety Precautions

    − With pads or accessories not supplied WARNING: Batteries emit hydrogen gas. or approved by Tennant. The use of Explosion or fire can result. Keep other pads may impair safety. sparks and open flame away. Keep − In outdoor areas. This machine is for covers open when charging.
  • Page 6 − Do not modify the machine from its − Report machine damage or faulty original design. operation immediately. − Use Tennant supplied or approved − Follow mixing, handling and disposal replacement parts. instructions on chemical containers. − Wear personal protective equipment −...
  • Page 7 / step. detergent tank (option). FOR SAFETY LABEL − Read manual before operating machine. FOR SAFETY LABEL − Authorized Service Mechanic Only. Located on circuit board cover and electrical panel. Located on electrical panel. T17 Service Information 9020167 (6-14)
  • Page 8 SAFETY PRECAUTIONS T17 Service Information 9020167 (6-14)

  • Page 9: General Information

    SyStem (option) . . . . . . . . . . . . . 2-19 eLeCtriCaL ComponentS . . . . . . . . . . . . 2-20 t17 Service information 9020167 (6-14)

  • Page 10: Component Locator

    Switch, eS half-full Switches* rear Squeegee Lift actuator brake adjustment rods Scrub head Lift actuator brake pedal interlock Switch Control modules, m1 Contactor Circuit breakers (1-9) Seat Switch battery rollout Switch * optional equipment t17 Service information 9020167 (6-14)

  • Page 11: Component Locator

    Control* throttle Sensor aa pre-Sweep, hopper Vacuum duct* pre-Sweep, dust filter bag pre-Sweep, main Sweep brush motor DD pre-Sweep, Side Sweep brush mo- tors pre-Sweep, hopper pre-Sweep, bag housing Vacuum duct * optional equipment t17 Service information 9020167 (6-14)
  • Page 12 MTR_2/V J9-6 HALL_1_RT 208/GRY MTR_3/W J9-7 HALL_2_RT FRONT CIRCUIT BREAKER PANEL 130/TAN J9-8 105/GRN HALL_1 HALL_3_RT J9-9 131/PNK STATIC GROUNDING HALL_2 +5VDC_RT 132/BRN J9-10 HALL_3 GND_RT 133/ORA +5VDC SCRUB MODULE OPEN2 134/YEL SCRUB MOTOR HARNESS t17 Service information 9020167 (6-14)
  • Page 13 SPARE_INPUT1 LED-4 J6-6 95/GRN 117/PUR LED_DRIVE1 PRESWEEP LIGHT/LED INTERNAL TO SW-11 LT-7 PRESWEEP=H2O=SIDE SWEEP LEFT HEADLIGHT (LED) PRESWEEP MODULE FROM: LIGHT SWITCH LT-6 RIGHT HEADLIGHT (LED) 76/BLU OPT. PRESWEEP HEAD HARNESS OPT. PRESWEEP BASE HARNESS t17 Service information 9020167 (6-14)
  • Page 14 +36VDC FROM CONTROLLER REVERSE ALARM 2.5A 90/TAN 85/GRN-WHT LOCATED INSIDE NOT USED LIGHT ASSEMBLY LT-5 (FOR SPECIALS) WHT, BACK UP LIGHT (LED) 90/TAN 15/GRN OPT. LIGHT KIT OPT. LIGHT / ALARM HARNESS OPT. REVERSE RELAY t17 Service information 9020167 (6-14)

  • Page 15: Electrical Schematic Symbols

    Sweep ON N.C. Relay Contacts Sensor Vac & Swe (Variable Resistor) Notes N.O. Relay Contacts Momenary Switch N.O. Assembly Contact Switch N.C. Horn or Alarm AC Plug Operational Solenoid Valve Capacitor Light Electro- Magnetic Brake t17 Service information 9020167 (6-14)

  • Page 16: Operational Matrix

    Solution tank empty Scrub mod- J11-4, J11-5, ule, J4-1 ≈ < J11-6, J9-6, 0.73 Vdc J9-7, J9-8, J9-9, J9-10 Low battery Voltage Curtis pmC module, J1-1 ≈ < 32 Vdc Circuit fault Can-bus to interface module t17 Service information 9020167 (6-14)
  • Page 17 J6- 10 Low Solution tank empty Scrub mod- ule, J4-1 ≈ < 0.73 Vdc Low battery Voltage Curtis pmC module, J1-1 ≈ < 32 Vdc Circuit fault Can-bus to interface module t17 Service information 9020167 (6-14)
  • Page 18 J6- 10 Low Solution tank empty Scrub mod- ule, J4-1 ≈ < 0.73 Vdc Low battery Voltage Curtis pmC module, J1-1 ≈ < 32 Vdc Circuit fault Can-bus to interface module 2-10 t17 Service information 9020167 (6-14)
  • Page 19 J5-5 and J5-6 = Closed System over pressure ec-h2o mod- (≈ > 20 psi) ule, J4-9 = Not Grounded Severe environment Scrub mod- mode ule, J4-8 Low or J4-7 Low 2-11 t17 Service information 9020167 (6-14)
  • Page 20 J6- 10 = Ground Solution tank empty Scrub mod- ule, J4-1 ≈ < 0.73 Vdc Low battery Voltage Curtis pmC module, J1-1 ≈ < 32 Vdc Circuit fault Can-bus to interface module 2-12 t17 Service information 9020167 (6-14)
  • Page 21 Circuit fault Can-bus to interface module pre-Sweep brushes pre-Sweep pre-Sweep Switch on pre-Sweep pre-Sweep Switch off pre-Sweep down module: module: module: actuator J6-9 or J6-10 J6-9 and J6-17, J6-18 = Grounded J6-10 = Not Grounded 2-13 t17 Service information 9020167 (6-14)
  • Page 22 Voltage tery Voltage reverse throttle Com- Curtis pmC, neutral - ready State Curtis pmC, mand J1-6 ≈ J1-6 ≈ 0 Vdc 0.2-5 vDC Curtis® propel Control See Curtis fault pmC diag- nostics . 2-14 t17 Service information 9020167 (6-14)

  • Page 23: Fastener Torque

    508 - 660 nm 177 - 230 nm 409 - 530 nm 574 - 745 nm 686 - 890 nm 227 - 295 nm 520 - 675 nm 732 - 950 nm 879 - 1140 nm 2-15 t17 Service information 9020167 (6-14)

  • Page 24: Machine Dimensions

    GENERAL INFORMATION MACHINE DIMENSIONS Rear Squeegee 1245 mm (49 in) 2096 mm (82.5 in) 1480 mm (58.25 in) Frame 2230 mm (roller to roller) (87.9 in) 1168 mm (46 in) 2-16 t17 Service information 9020167 (6-14)
  • Page 25 88 .2 db(a) 85 .8 db(a) Vibration - hand-arm 2 .04 m/s2 2 .04 m/s2 Vibration - whole body 0 .27 m/s2 0 .27 m/s2 Vibration uncertainty K 0 .18 m/s2 0 .18 m/s2 2-17 t17 Service information 9020167 (6-14)

  • Page 26: General Machine Performance

    1 .125 (1 .50) Scrub brush (cylindrical) 36 VdC 1 .125 (1 .50) Vacuum fan 36 VdC 0 .6 (0 .8) propelling 36 VaC 2 .25 (3 .0) type amperage phase Chargers (Smart) 45-65 85-265 2-18 t17 Service information 9020167 (6-14)

  • Page 27: Tires

    Solution flow rate (machines with optional scrubbing up to 2 .65 Lpm (0 .70 Gpm) - to main scrub head side brush) up to 1 .14 Lpm (0 .30 Gpm) - to scrubbing side brush 2-19 t17 Service information 9020167 (6-14)

  • Page 28: Electrical Components

    0 .5 - 1 .5 amps Severe environment Valve, ec-h2o Side brush 129 Ω +/- 5% Valve, Conventional Side brush 108 Ω +/- 10% Valve, Conventional main brush 108 Ω +/- 10% Valve, autofill 218 Ω +/- 10% 2-20 t17 Service information 9020167 (6-14)
  • Page 29 STorage . . . . . . . . . . 3-43 prIMIng The ec-h2o SySTeM . . . . . . . . . . . . 3-44 T17 Service Information 9020167 (6-14)
  • Page 30 MAINTENANCE MAINTENANCE 356389 356290 T17 Service Information 9020167 (6-14)

  • Page 31: Maintenance Chart

    LUBRICANT/FLUID ..Distilled water..Special lubricant, Lubriplate EMB grease (Tennant part number 01433−1) ..SAE 90 weight gear lubricant NOTE: More frequent maintenance intervals may be required in extremely dusty conditions.
  • Page 32 LUBRICANT/FLUID ..Distilled water..Special lubricant, Lubriplate EMB grease (Tennant part number 01433−1) ..SAE 90 weight gear lubricant NOTE: More frequent maintenance intervals may be required in extremely dusty conditions.

  • Page 33: Yellow Touch Points

    STEERING CHAIN The steering chain is located on the steering column directly under the control panel. Check for damage or wear and lubricate the steering chain after every 200 hours. T17 Service Information 9020167 (6-14)

  • Page 34: Batteries

    Add distilled water if low. DO NOT OVERFILL. The electrolyte will expand and may overflow when charging. Before Charging After Charging NOTE: Make sure the battery caps are in place while charging. T17 Service Information 9020167 (6-14)
  • Page 35 MAINTENANCE CHARGING THE BATTERIES 6. Connect the charger connector to the battery cable. The Tennant charger will start IMPORTANT: Before charging, make sure that automatically. the charger setting is properly set for the battery type. NOTE: Use a charger with the proper rating for the batteries to prevent damage to the batteries or reduce the battery life.
  • Page 36 8. If necessary, press the navigation buttons to display, all the green charger status indicators access additional screens. Press the charger will be illuminated, and the Tennant charger stop / start / enter button to enter selection. will stop charging when the battery is The charger will return to the default screen in completely charged.
  • Page 37 DC cord from the machine receptacle when the charger is operating. Arcing may result. If the charger must be interrupted during charging, disconnect the AC power supply cord first. 13. Close the battery compartment top cover. T17 Service Information 9020167 (6-14)
  • Page 38 NOTE: The water supply to the battery water system must always be 7.57 LPM (2 GPM) or more. Use the purger to confirm the water supply pressure. Refer to manufacturer Operator Manual for additional information. 3-10 T17 Service Information 9020167 (6-14)

  • Page 39: Circuit Breakers, Fuses, And Relays

    Strobe light / Flashing light on over head guard (Option) CB14 2.5 A Strobe light / Flashing light on recovery tank cover (Option) CB15 15 A Power steering (Option) CB16 2.5 A Backup alarm / light (Option) 3-11 T17 Service Information 9020167 (6-14)

  • Page 40: Electric Motors

    Refer to the table below for the relays and circuits controlled. Relay Rating Circuit Controlled 36 VDC, 200 A Main contactor 36 VDC, 5 A Backup alarm / light (Option) 36 VDC, 100 A Auxiliary line contactor 3-12 T17 Service Information 9020167 (6-14)

  • Page 41: Scrub Brushes

    3. Open the main brush access door and side brush drive hub. squeegee support door. 8. Close and secure the squeegee support door and close the main brush access door. 9. Repeat procedure for the other brushes. 3-13 T17 Service Information 9020167 (6-14)
  • Page 42 4. Flip or replace the scrub pad. Center the scrub pad on the pad driver and reinstall the center disk to secure the pad in place on the pad driver. 5. Reinstall the pad driver onto the machine. 3-14 T17 Service Information 9020167 (6-14)
  • Page 43 6. If rotating the brushes, always rotate the front with the back so that they wear evenly. They may be rotated end for end as well. Before After 3-15 T17 Service Information 9020167 (6-14)
  • Page 44 9. Close and secure the squeegee support door and close the main brush access door. 10. Repeat for the brush on the other side of the scrub head. 3-16 T17 Service Information 9020167 (6-14)
  • Page 45 3. Remove the side brush from under the side brush assembly. 4. Place the new side brush underneath the side brush assembly and lift the side brush up onto the side brush hub until the brush locks onto the hub. 3-17 T17 Service Information 9020167 (6-14)

  • Page 46: Pre-Sweep Brushes

    6. Place the new side brush underneath the side 2. Press the Pre−Sweep switch to raise the brush and align the channel in the side brush Pre−Sweep assembly and stop sweeping. receptacle with the two brush locks on the side brush hub. 3-18 T17 Service Information 9020167 (6-14)
  • Page 47 2. Loosen both Pre−Sweep cover latches. 6. Remove the three knobs holding the 3. Lift the Pre−Sweep cover, lock the cover Pre−Sweep side skirt and side skirt plate to open, and engage the Pre−Sweep cover the Pre−Sweep assembly. support. 3-19 T17 Service Information 9020167 (6-14)
  • Page 48 8. Remove the cylindrical brush and replace with a new brush. 9. Guide the slotted end of the new brush onto the drive hub. 10.Reinstall the side skirt, side skirt plate, and left brush arm. 3-20 T17 Service Information 9020167 (6-14)

  • Page 49: Squeegee Blades

    FOR SAFETY: Before leaving or servicing machine, stop on level surface, turn off machine, set parking brake, and remove key. 2. Disconnect the vacuum hose from the rear squeegee assembly. 4. Pull the rear squeegee assembly from the machine. 3-21 T17 Service Information 9020167 (6-14)
  • Page 50 8. Insert the hinge end of the retainer into the hooks in the rear squeegee assembly. 6. Remove the rear squeegee from the squeegee assembly. 3-22 T17 Service Information 9020167 (6-14)
  • Page 51 12. Remove the front squeegee from the squeegee assembly 10. Turn the rear squeegee assembly over to access the front of the squeegee assembly. 3-23 T17 Service Information 9020167 (6-14)
  • Page 52 14. Install the front squeegee retainer onto the rear squeegee assembly. 15. Reinstall the rear squeegee assembly onto the machine 16. Raise the Rear bumper door / step if it was lowered to access the rear squeegee assembly. 3-24 T17 Service Information 9020167 (6-14)
  • Page 53 5. To adjust the squeegee leveling, loosen the tilt lock knob. 9. Readjust the squeegee blade deflection if necessary. 10. Raise the Rear bumper door / step when finished leveling the rear squeegee. 3-25 T17 Service Information 9020167 (6-14)
  • Page 54 13. Place the rotated or new squeegee blade onto the inner frame. Be sure the squeegee is securely attached on each tab on the inner frame. 3-26 T17 Service Information 9020167 (6-14)
  • Page 55 7. Drive the machine forward with the squeegee 4. To adjust the squeegee leveling, loosen the tilt down to recheck the squeegee blade lock knob. deflection if adjustments were made. 8. Readjust the squeegee blade deflection if necessary. 3-27 T17 Service Information 9020167 (6-14)
  • Page 56 3. Lower the Rear bumper door / step. 8. Readjust the squeegee blade deflection if necessary. 9. Raise the Rear bumper door / step when finished adjusting the rear squeegee blade deflection. 3-28 T17 Service Information 9020167 (6-14)
  • Page 57 4. Remove the retaining band from the side squeegee assembly. 9. Close and secure the squeegee support door and close the main brush access door. 10. Repeat for the side squeegee on the other side of the scrub head. 3-29 T17 Service Information 9020167 (6-14)
  • Page 58 NOTE: The squeegee blade(s) have slots for adjusting the squeegee blade deflection. Install / reinstall squeegees so the deflection is approximately 12 mm (0.50 in) for smooth floors and 15 mm (0.62 in) for rough floors. 3-30 T17 Service Information 9020167 (6-14)
  • Page 59 Be sure the holes in the squeegee blade are hooked onto the tabs. 6. Reinstall the side brush squeegee assembly onto the side brush assembly. 3-31 T17 Service Information 9020167 (6-14)

  • Page 60: Skirts And Seals

    RECOVERY TANK SEAL Check the recovery tank cover seal for damage and wear daily. SOLUTION TANK SEAL Check the solution tank cover seal for damage and wear daily. 3-32 T17 Service Information 9020167 (6-14)
  • Page 61 MAINTENANCE PRE−SWEEP SKIRTS (OPTION) The Pre−Sweep skirts are located around the Pre−Sweep main brush. Check the skirts for damage and wear after every 50 hours of operation. 3-33 T17 Service Information 9020167 (6-14)

  • Page 62: Belts

    200 hours of operation. The machine has three solid rubber tires: one in front, and two in the rear of the machine. Check tires for damage and wear after every 500 hours of operation. 3-34 T17 Service Information 9020167 (6-14)

  • Page 63: Pushing, Towing, And Transporting

    FOR SAFETY: When loading machine onto truck or trailer, use winch. Do not drive the machine onto the truck or trailer unless the loading surface is horizontal AND is 380 mm (15 in) or less from the ground. 3-35 T17 Service Information 9020167 (6-14)
  • Page 64 6. Place a block behind each wheel to prevent the machine from rolling. 7. Lower the scrub head and turn off machine. FOR SAFETY: When loading/unloading machine onto/off truck or trailer, lower scrub head and squeegee before tying down machine. 3-36 T17 Service Information 9020167 (6-14)
  • Page 65 FOR SAFETY: When unloading machine off truck or trailer, use winch. Do not drive the machine off the truck or trailer unless the loading surface is horizontal AND 380 mm (15 in) or less from the ground. 3-37 T17 Service Information 9020167 (6-14)

  • Page 66: Machine Jacking

    Jack machine up at designated locations only. Support machine with jack stands. Jacking point locations at the front of machines equipped with the Pre−Sweep option. 3-38 T17 Service Information 9020167 (6-14)

  • Page 67: Ec-H2O Module Flush Procedure

    6. Pour 2 gallons (7.6 liters) of white or rice ec−H2O assembly to determine which hose is the vinegar into the solution tank. outlet hose. 3. Remove the drain hose from the ec−H2O compartment. 3-39 T17 Service Information 9020167 (6-14)
  • Page 68 11. Disconnect the drain hose from the ec−H2O manifold hose. 12. Reconnect the outlet hose to the ec−H2O manifold hose. 13. Return the drain hose to storage location in the ec−H2O compartment. 14. Close the right shroud. 3-40 T17 Service Information 9020167 (6-14)

  • Page 69: Storage Information

    6. Repeatedly press the Solution increase button 2. Pour 7.6 L (2 gal) of Propylene Glycol Based / (+) until the solution flow is at the highest Recreational Vehicle (RV) antifreeze into the setting. solution tank. 3-41 T17 Service Information 9020167 (6-14)
  • Page 70 13. Press the 1−STEP button to turn off the system. 14. Turn off the machine. 15. The remaining antifreeze does not need to be drained from the solution tank. recovery tank, or detergent tank. 3-42 T17 Service Information 9020167 (6-14)

  • Page 71: Preparing The Machine For

    Pour 1.9 L (1/2 gal) of cool clean water into the detergent tank. 8. Machines with severe environment switch option only: Press the bottom of the severe environment switch to activate the severe environment scrubbing system. 5. Start the machine 3-43 T17 Service Information 9020167 (6-14)

  • Page 72: Priming The Ec-H2O System

    14. Press the 1−STEP button to turn off the 3. Press the connector button to disconnect the system. outlet hose from the ec−H2O manifold. 15. Turn off the machine. 3-44 T17 Service Information 9020167 (6-14)
  • Page 73 11. Reconnect the outlet hose to the ec−H2O manifold hose. 12. Place the drain hose back into the ec−H2O compartment. 13. Close the right shroud. 6. Place the drain hose into a empty container. 3-45 T17 Service Information 9020167 (6-14)
  • Page 74 MAINTENANCE 3-46 T17 Service Information 9020167 (6-14)
  • Page 75 . . . . . . . . . . . . . . . . . . . . . . . . . . 4-66 t17 service information 9020167 (6-14)

  • Page 76: Self-Test Mode

    CONFIG MODE Operational Matrix: Operational Matrix: Enabled Enabled Disabled • 1-STEP Scrub ON • Fwd/Rev Propel t17 service information 9020167 (6-14) Scrub Head • 1-STEP Scrub ON • 1-STEP Scrub OFF Scrub Head • Squeegee/Vac ON • Squeegee/Vac OFF Down Down •...
  • Page 77 J6-1,2,3 short s69:PsweepModule Offline Output... s30:sidescrubact J4-7,8 Open Testing Alarm s31:sidescrubact J4-7,8 short Output... s32:side Pump J4-10 Open Testing Curtis CAN s33:side Pump J4-10 short Communication... s34:side valve J4-9 Open s35:side valve J4-9 short t17 service information 9020167 (6-14)

  • Page 78: Configuration Mode

    • 1-STEP Scrub ON • Fwd/Rev Propel Scrub Head • 1-STEP Scrub ON • 1-STEP Scrub OFF Scrub Head t17 service information 9020167 (6-14) • Squeegee/Vac ON • Squeegee/Vac OFF Down Down • Recovery Tank Full • Low Batt Voltage...
  • Page 79 . scroll through lcd data by pressing the contrast or configuration mode buttons during normal opera- tion . cycle key 1x to enable, 2x to disable . t17 service information 9020167 (6-14)
  • Page 80 CLEAR: correct warning condition . W13:Open [frnt/left] Open front/left motor SET: [front/left] main brush motor circuit open CLEAR: correct warning condition . W14:Open [rear/rght] Open right/rear motor SET: [rear/right] main brush motor circuit open CLEAR: correct warning condition . t17 service information 9020167 (6-14)
  • Page 81 CLEAR: correct warning condition . W35:es PumpOpen Open es pump SET: es pump motor circuit open CLEAR: correct warning condition . W36:sidePumpOpen Open side scrub pump SET: side scrub pump motor circuit open CLEAR: correct warning condition . t17 service information 9020167 (6-14)
  • Page 82 SET: side module can-bus connectivity, power sup- Offline ply, or faulty side module CLEAR: correct warning condition . W39:ech2OOffline ec-h2O module offline SET: ec-h2O module can-bus connectivity, power supply, or faulty ec-h2O module CLEAR: correct warning condition . t17 service information 9020167 (6-14)
  • Page 83 “down shift” to lower to lowest down pres- setting(s) until it is unable to achieve target current sure level in lowest down pressure setting . CLEAR: correct fault condition and cycle key switch . t17 service information 9020167 (6-14)
  • Page 84 MESSaGE dESCRIPTION SET/CLEaR waRNING COdE f9:Propel error Propel controller can- SET: curtis PMc to t17 interface module bus connectivity can-bus connectivity problem or error curtis PMc power supply problem . CLEAR: see “curtis PMc diagnostics” and cycle key switch .

  • Page 85: Propel Diagnostic Mode

    STP002 CONFIG MODE Operational Matrix: Operational Matrix: Enabled Enabled Disabled • 1-STEP S 4-11 t17 service information 9020167 (6-14) • Fwd/Rev • 1-STEP Scrub ON • 1-STEP Scrub OFF Scrub Head Scrub Head • Squeegee/Vac ON • Squeegee/Vac OFF Down Down •...
  • Page 86 • Fwd/Rev Propel • 1-STEP Scrub ON • 1-STEP Scrub OFF Scrub Head Scrub Head • Squeegee/Vac ON • Squeegee/Vac OFF Down Down • Recovery Tank Full • Low Batt Voltage • Load Current Fault 4-12 t17 service information 9020167 (6-14)

  • Page 87: Curtis 1234 Controller

    The red LED ashes twice to indicate that the second digit of the code will follow; the yellow LED ashes the appropriate number of times for the second digit. Example: Battery Undervoltage (Code 23) YELLOW YELLOW ( rst digit) (second digit) 4-13 t17 service information 9020167 (6-14)
  • Page 88 4. Battery disconnected while driving. 5. See Monitor menu » Battery: Capacitor Voltage. 6. Blown B+ fuse or main contactor did not close. PMC003 terms: ksi = key switch interlock fet = field-effect transistor 4-14 t17 service information 9020167 (6-14)
  • Page 89 15 mA. will not turn on. Clear: Remedy the overcurrent cause and use the VCL function Set_DigOut() to turn the driver on again. PMC004 terms: ksi = key switch interlock fet = field-effect transistor 4-15 t17 service information 9020167 (6-14)
  • Page 90 2. Dirty connector pins. shorted. ShutdownDriver4. 3. Bad crimps or faulty wiring. Clear: Correct open or short, and cycle driver. terms: ksi = key switch interlock fet = field-effect transistor vcl = vehicle control language PMC005 4-16 t17 service information 9020167 (6-14)
  • Page 91 2. Pot2 wiper voltage too high. (can be changed with the VCL function Setup_Pot_Faults()). Clear: Bring Pot2 wiper voltage below the fault threshold. terms: ksi = key switch interlock PMC006 fet = field-effect transistor vcl = vehicle control language 4-17 t17 service information 9020167 (6-14)
  • Page 92 Clear: Release throttle and properly sequence key switch, seat switch and then throttle. terms: ksi = key switch interlock PMC007 fet = field-effect transistor vcl = vehicle control language 4-18 t17 service information 9020167 (6-14)
  • Page 93 5. See Monitor menu » Motor: return Throttle Command = 0 and Motor RPM. Motor RPM= 0 terms: ksi = key switch interlock fet = field-effect transistor PMC008 vcl = vehicle control language can = controller area network 4-19 t17 service information 9020167 (6-14)
  • Page 94 Stall Fault, clear by ensuring 4. Vehicle is stalled. encoder senses proper operation, Motor RPM = 0, and Throttle Command = 0. terms: PMC009 ksi = key switch interlock fet = field-effect transistor vcl = vehicle control language 4-20 t17 service information 9020167 (6-14)
  • Page 95 ShutdownThrottle; Clear: Download appropriate software 3. Controller defective. FullBrake; for your controller model. ShutdownPump. terms: ksi = key switch interlock fet = field-effect transistor eMr = emergency reverse PMC010 4-21 t17 service information 9020167 (6-14)

  • Page 96: Input Display Mode

    Disabled • 1-STEP Scrub ON • Fwd/Rev Propel Scrub Head • 1-STEP Scrub ON • 1-STEP Scrub OFF 4-22 t17 service information 9020167 (6-14) Scrub Head • Squeegee/Vac ON • Squeegee/Vac OFF Down Down • Recovery Tank Full • Low Batt Voltage...
  • Page 97 IX:Input Mode Message Here I11:One Step Button Pressed I13:Down Pressure I16:Alt Solution Button Pressed Button Pressed I18:Right Water I17:Left Water Button Pressed Button Pressed I12:Vac Button Pressed I14:Inc Solution Button Pressed I15:Dec Solution Button Pressed 4-23 t17 service information 9020167 (6-14)

  • Page 98: Manual Mode

    CONFIG MODE Operational Matrix: Operational Matrix: Enabled Enabled Disabled • 1-STEP Scrub ON 4-24 t17 service information 9020167 (6-14) • Fwd/Rev Propel • 1-STEP Scrub ON • 1-STEP Scrub OFF Scrub Head Scrub Head • Squeegee/Vac ON • Squeegee/Vac OFF...
  • Page 99 M27:PreSweep Act Closed OK M08: Right Pre Br M18: Ec Valve M28:Squeegee Act Closed OK M09: Vac 1 M19: Soltn Valve Exit Manual Mode Closed OK M10: Vac 2 M20: Recvr Valve Closed OK 4-25 t17 service information 9020167 (6-14)

  • Page 100: Diagnostic Mode

    • Fwd/Rev Propel Scrub Head • 1-STEP Scrub ON • 1-STEP Scrub OFF Scrub Head • Squeegee/Vac ON • Squeegee/Vac OFF Down 4-26 t17 service information 9020167 (6-14) Down • Recovery Tank Full • Low Batt Voltage • Load Current Fault...

  • Page 101: Motors Mode

    CD2: Scrub Scrub(XX-XX-XX) CD2: Scrub Production Boot CD2: Scrub Revision X.XX Operational Matrix: Enabled Disa • 1-STEP Scrub ON • 1- Scrub Head • Squeegee/Vac ON • Sq 4-27 t17 service information 9020167 (6-14) Down • Re • Lo • Lo...
  • Page 102 4 . Press and release the brush pressure button to enter Motors Mode . “MM1: run Main scrub brushes” will MM4:Run Side appear on the lcd . Sweep Brushes MM5:Run ec-H2O MM1:Run Main Scrub Brushes 4-28 t17 service information 9020167 (6-14)
  • Page 103 1, up to 75% of Maximum torque blinking Output yellow, derate level 2, up to 50% of Maximum torque blinking Output red, derate level 3, up to 20% of Maximum torque blinking Output 4-29 t17 service information 9020167 (6-14)

  • Page 104: Back-Up Alarm/Light

    Operational Matrix: Enabled Disabled Battery Positive + • Rev Switch Input • Fwd Switch Input Back-Up Battery Negative - • • Neutral - Ready State Rev Throttle Command Alarm/Lights • Curtis 1234 Fault PMC011 4-30 t17 service information 9020167 (6-14)
  • Page 105 = liquid crystal display backprobe = to insert voltmeter probe(s) into the back of a connector to contact a terminal(s) while the circuit oper- ates or should be operating . vdc = dc voltage 4-31 t17 service information 9020167 (6-14)
  • Page 106 Headlight and Warning ON/Up = 3-4, 7-8 CB11 CB12 (2.5A) 67/PUR (15A) 65/GRN CB13 (2.5A) 68/GRY 93/ORA 13/BLK OHG Flash/ CB14 Strobe Light (2.5A) 92/BRN 13/BLK Flash/Strobe Light Battery Positive + Battery Negative - ELC001 4-32 t17 service information 9020167 (6-14)

  • Page 107: Lighting

    • are the electrical circuits operating as shown on the place neces- electrical schematic? sary compo- nents 4-33 t17 service information 9020167 (6-14)

  • Page 108: Main Scrub Brushes

    J9-2 HALL 2 CAN + 32/BRN J9-1 HALL 1 J1-1 J10-2 LT MTR 2 Twisted 200/TAN Pair J10-3 LT MTR 3 203/ORA J10-1 LT MTR 1 209/WHT Battery Positive + Battery Negative - MSC001 4-34 t17 service information 9020167 (6-14)
  • Page 109 J5-5 = t12 scrub Module connector #5, Pin #5 J5-4 = t12 scrub Module connector #5, Pin #4 J5-2 = t12 scrub Module connector #5, Pin #2 J5-1 = t12 scrub Module connector #5, Pin #1 4-35 t17 service information 9020167 (6-14)

  • Page 110: Side Scrub Brush

    • Side Brush Switch ON Brush On/ • Recovery Tank Full Battery Positive + • Solution Tank Empty Down • Very Low Batt Voltage Battery Negative - • Circuit Fault • Neutral (Ready State) SBC004 4-36 t17 service information 9020167 (6-14)
  • Page 111 = liquid crystal display J4-7,8 = side scrub Module connector #4, Pin #7 or 8 J6-1,2,3 = side scrub Module connector #6, Pin #1, 2, or 3 4-37 t17 service information 9020167 (6-14)

  • Page 112: Power-Up

    T17 Scrub FUSE-2 Module 100A BUS BAR 16/BLU P1-1 (B+) Post J4-18 Key Switch (B+) 8/GRY P2-1 (B-) Post Instrument Panel Assembly Tennant T17 UI ver X.X Battery Positive + PUC001 Battery Negative - 4-38 t17 service information 9020167 (6-14)

  • Page 113: Power-Up

    • are the electrical circuits operating as shown on the repair or re- electrical schematic? place neces- sary compo- nents terms: vdc = dc voltage 4-39 t17 service information 9020167 (6-14)

  • Page 114: Propel

    • Seat Switch Open • Foot Throttle • Neutral-Ready State Propel Command • Park Brake Set Battery Positive + • Fwd/Rev Switch Input • Rollout Door Open • Curtis 1234 Fault Battery Negative - PMC014 4-40 t17 service information 9020167 (6-14)
  • Page 115 • are the electrical circuits operating as shown on the nents electrical schematic? terms: lcd = liquid crystal display vdc = direct current voltage 4-41 t17 service information 9020167 (6-14)
  • Page 116 • 1-STEP Scrub OFF • Squeegee/Vac ON • Squeegee/Vac OFF Squeegee Battery Positive + • Reverse Propel Down • Recovery Tank Full Battery Negative - • Very Low Batt Voltage • Circuit Fault RSL001 4-42 t17 service information 9020167 (6-14)

  • Page 117: Rear Squeegee Lift

    = liquid crystal display J5-3 = Water Pu Module connector #5, Pin #3 J5-2 = Water Pu Module connector #5, Pin #2 4-43 t17 service information 9020167 (6-14)

  • Page 118: Scrub Head Lift

    • 1-STEP Scrub OFF • Fwd/Rev Propel • Neutral-Ready State Scrub Head Battery Positive + • Recovery Tank Full Down • Solution Tank Empty Battery Negative - • Very Low Batt Voltage • Circuit Fault MSL001 4-44 t17 service information 9020167 (6-14)
  • Page 119 = liquid crystal display J4-9 = scrub Module connector #4, Pin #9 J4-10 = scrub Module connector #4, Pin #10 4-45 t17 service information 9020167 (6-14)

  • Page 120: Side Sweep Brushes

    • Side Brush Switch ON Side Sweep • Recovery Tank Full • Fwd/Rev Propel Battery Positive + Brush(es) • Solution Tank Empty • Very Low Batt Voltage • Circuit Fault Battery Negative - • Neutral (Ready State) RSL001 4-46 t17 service information 9020167 (6-14)
  • Page 121 = liquid crystal display J7-1,2 = side sweep Module connector #7, Pin #1 or 2 J7-3,4 = side scrub Module connector #7, Pin #3 or 4 4-47 t17 service information 9020167 (6-14)

  • Page 122: Side Brush

    • Side Brush Switch ON Side Sweep • Recovery Tank Full Battery Positive + Brush(es) • Solution Tank Empty • Very Low Batt Voltage • Circuit Fault Battery Negative - • Neutral (Ready State) RSL001 4-48 t17 service information 9020167 (6-14)
  • Page 123 = liquid crystal display J6-17,18 = side sweep Module connector #6, Pin #17 or 18 J6-14,16 = side scrub Module connector #6, Pin #14 or 16 4-49 t17 service information 9020167 (6-14)
  • Page 124 • Side Brush Switch OFF Side Sweep • Side Brush Switch ON • Recovery Tank Full Brush(es) Battery Positive + • Solution Tank Empty Retract/Up • Very Low Batt Voltage Battery Negative - • Circuit Fault RSL001 4-50 t17 service information 9020167 (6-14)
  • Page 125 = liquid crystal display J6-17,18 = side sweep Module connector #6, Pin #17 or 18 J6-14,16 = side scrub Module connector #6, Pin #14 or 16 4-51 t17 service information 9020167 (6-14)
  • Page 126 • Solution Control ON Battery Positive + • Neutral-Ready State • Fwd/Rev Propel Control - Main • Recovery Tank Full (Conventional) • Solution Tank Empty Battery Negative - • Very Low Batt Voltage • Circuit Fault CSC002 4-52 t17 service information 9020167 (6-14)
  • Page 127 • are the electrical circuits operating as shown on the nents electrical schematic? terms: lcd = liquid crystal display J4-17 = scrub Module connector #4, Pin #17 sv3 = solenoid valve #3 (Main brush) 4-53 t17 service information 9020167 (6-14)
  • Page 128 • Side Brush Switch ON Battery Positive + Control-Side • Recovery Tank Full • Fwd/Rev Propel • Solution Tank Empty (Conventional) Battery Negative - • Very Low Batt Voltage • Circuit Fault • Neutral (Ready State) SBC004 4-54 t17 service information 9020167 (6-14)
  • Page 129 = liquid crystal display J4-9 = side scrub Module connector #4, Pin #9 J4-10 = side scrub Module connector #4, Pin #10 sv6 = solenoid valve #6 (side brush) 4-55 t17 service information 9020167 (6-14)

  • Page 130: Solution Control, Ech2O

    • ec-H2O Button ON • Neutral-Ready State • Fwd/Rev Propel Battery Negative - (ec-H2O) • Recovery Tank Full • Solution Tank Empty • Very Low Batt Voltage • ec-H2O System Fault ECC001 • Circuit Fault 4-56 t17 service information 9020167 (6-14)
  • Page 131 = light emitting diode J5-3 = ec-h2O Module connector #5, Pin #3 J4-4 = ec-h2O Module connector #4, Pin #4 J5-4 = ec-h2O Module connector #5, Pin #4 J4-5 = ec-h2O Module connector #4, Pin #5 4-57 t17 service information 9020167 (6-14)

  • Page 132: Severe Environment - Spot

    Battery Positive + • Neutral-Ready State • Fwd/Rev Propel Spot Clean • Recovery Tank Full • SE Switch On • Solution Tank Empty Battery Negative - • Very Low Batt Voltage • Circuit Fault CSC003 4-58 t17 service information 9020167 (6-14)
  • Page 133 = liquid crystal display J4-14 = scrub Module connector #4, Pin #14 J4-12 = scrub Module connector #4, Pin #12 J4-11 = scrub Module connector #4, Pin #11 4-59 t17 service information 9020167 (6-14)

  • Page 134: Es (Extended Scrub)

    • Neutral-Ready State 2 or 3 LEDs Pump • Recovery Tank Full • Fwd/Rev Propel • Solution Tank Empty Battery Negative - • ES On • Very Low Batt Voltage • Circuit Fault CSC003 4-60 t17 service information 9020167 (6-14)
  • Page 135 • are the electrical circuits operating as shown on the nents electrical schematic? terms: lcd = liquid crystal display J4-14 = scrub Module connector #4, Pin #14 4-61 t17 service information 9020167 (6-14)

  • Page 136: Water Pump

    Battery Positive + • ES On • Sol/Rec Tank Full Pump • Rec Tank 1/2 Full • ES Off Battery Negative - • Sol Tank Not Full • Very Low Batt Voltage • Circuit Fault RSL001 4-62 t17 service information 9020167 (6-14)
  • Page 137 • are the electrical circuits operating as shown on the nents electrical schematic? terms: lcd = liquid crystal display J6-14 = scrub Module connector #6, Pin #14 4-63 t17 service information 9020167 (6-14)

  • Page 138: Spray Nozzle

    TROUBLESHOOTING Spray Nozzle ON (Option) Note: Key Switch ON Spray Nozzle Switch CB10 63/ORA 64/YEL 13/BLK Spray Nozzle Pump 13/BLK 64/YEL Battery Positive + Battery Negative - SNC001 4-64 t17 service information 9020167 (6-14)
  • Page 139 • test voltage applied to spray nozzle subsystem as place neces- shown on the electrical schematic sary compo- • are the electrical circuits operating as shown on the nents electrical schematic? 4-65 t17 service information 9020167 (6-14)
  • Page 140 • 1-STEP Scrub ON • 1-STEP Scrub OFF • Squeegee/Vac ON • Squeegee/Vac OFF Battery Positive + Vacuum Fans • Recovery Tank Full • Very Low Batt Voltage Battery Negative - • Circuit Fault RSL001 4-66 t17 service information 9020167 (6-14)

  • Page 141: Vacuum Fan

    = liquid crystal display J7-1,2 = Water Pu Module connector #7, Pin #1 or 2 J7-3,4 = Water Pu Module connector #7, Pin #3 or 4 4-67 t17 service information 9020167 (6-14)
  • Page 142 TROUBLESHOOTING 4-68 t17 service information 9020167 (6-14)

  • Page 143: Service

    ThroTTLe SenSor . . . . . . . . . . . . . . . . . . . . 5-32 SIde BruSh LIfT acTuaTor . . . . . . . . . . . 5-34 T17 Service Information 9020167 (6-14)
  • Page 144 . Proceed to next step if actuator failed in lowered posi- tion. carefully support rear squeegee mounting bracket using a spacer block . This removes any spring tension from the lift cable . T17 Service Information 9020167 (6-14)

  • Page 145: Installation

    . Installation is reverse of removal . rear Squeegee Linkage rod adjuStment The initial squeegee linkage rod adjustment is 11 .5 in (29 .2 cm) center-to-center . 11.5 in (29.2 cm) remove lift actuator . T17 Service Information 9020167 (6-14)

  • Page 146: Side Brush Lift Actuator

    . remove side brush assembly mounting bolt and carefully lower the side brush mechanism to the floor . T17 Service Information 9020167 (6-14)

  • Page 147: Installation

    3 .75-4 .00 in (9 .5-10 .2 cm) from the floor to allow to the spring-tube assembly . Turn key off after brush for brush replacement clearance . Tighten the jam nut has lowered . when the desired height has been reached . T17 Service Information 9020167 (6-14)

  • Page 148: Vacuum Fan Assembly

    Turn the spring tube assembly ccW to lengthen the tube, therby closing the adjustment gap in Step 2 . cycle the side brush up down to check the gap . Tightent the jam nut . T17 Service Information 9020167 (6-14)
  • Page 149 . remainder of installation is reverse of removal . 6 . Loosen the clamp and remove mounting flange from vacuum fan assembly . 7 . disconnect muffler from vacuum fan assembly . T17 Service Information 9020167 (6-14)
  • Page 150 . remove motor mounting hardware (4) and set aside . disconnect side brush motor from wire harness and remove side brush motor . NOTE: Slide white locking tab inward and then press the release button. T17 Service Information 9020167 (6-14)
  • Page 151 8 . remove side brush motor . inStaLLing Side BruSh motor 1 . Installation is the reverse of removal . . NOTE: Apply anti-seize to side brush motor shaft and mo- tor/hub mounting hardware. T17 Service Information 9020167 (6-14)

  • Page 152: Main Brush Lift Actuator

    (2) . carefully remove rear linkage pivot bolts (2) . remove lift actuator . NOTE: THE REAR Of THE SCRub HEAd will dROP TO THE flOOR ONCE THE mOuNTiNg HARdwARE iS REmOvEd. 5-10 T17 Service Information 9020167 (6-14)
  • Page 153 Installation is the reverse of removal . NOTE: This actuator does not require an installation adjust- ment. Turn the actuator tube manually to align the mount- ing holes and insert clevis and cotter pins. 5-11 T17 Service Information 9020167 (6-14)
  • Page 154 (See manual mode in the Troubleshooting section of this manual) . Turn key off immediately when head touches the floor . 7 . jack front of machine and support using jack stands or support blocks . 5-12 T17 Service Information 9020167 (6-14)
  • Page 155 PaTTern adjuSTmenT Procedure in the mainte- nance section of this manual . NOTE: THE SOluTiON TANk will dRAiN fROm THiS HOSE. bE SuRE TO dRAiN THE SOluTiON TANk PRiOR TO REmOviNg THE HOSE (see Step 1.) 5-13 T17 Service Information 9020167 (6-14)
  • Page 156 (See manual mode in the Troubleshooting section of this manual) . Turn key off immediately when head touches the floor . remove motor mounting hardware (4) and set aside . 5-14 T17 Service Information 9020167 (6-14)
  • Page 157 8 . disconnect main brush motor from wire harness and remove main brush motor . NOTE: Slide white locking tab inward and then press the release button. inStaLLing main BruSh motor 1 . Installation is the reverse of removal . 5-15 T17 Service Information 9020167 (6-14)
  • Page 158 . disconnect instrument panel connector . inStaLLing inStrument paneL Installation is the reverse of removal . See confIguraTIon mode in the troubleshooting section of this manual to configure the new instru- ment panel . 5-16 T17 Service Information 9020167 (6-14)
  • Page 159 (2) . remove electrical box cover mounting bolts (2) and carefully lower the cover . carefully squeeze to release the plastic mounting clips securing the logic board to the control box . 5-17 T17 Service Information 9020167 (6-14)
  • Page 160 NOTE: Always use two wrenches when securing the power supply terminals or damage to the circuit board will occur. Also, make sure the power supply terminals are secured on the new board before installation. The torque specification is 30-36 in-lbs (339-407 Ncm). 5-18 T17 Service Information 9020167 (6-14)
  • Page 161 . NOTE: Check for rotational interference between the hard- ware and the adjacent pedal assembly. if necessary, raise the steering u-joint enough to clear the pedal assembly. Lift steering u-joint off splined shaft . 5-19 T17 Service Information 9020167 (6-14)
  • Page 162 . Loosen (dO NOT REmOVE) drive assembly socket head screws (4) . NOTE: Place a spacer block between the drive assembly and the frame to prevent the drive assembly from rotating while loosening fasteners. 5-20 T17 Service Information 9020167 (6-14)
  • Page 163 . remove drive assembly socket head screws (4) and inStaLLing WheeL drive aSSemBLY set aside . Installation is the reverse of removal . drive assembly socket head screw torque specifica- tion: 92 ft-lbs. 5-21 T17 Service Information 9020167 (6-14)
  • Page 164 . remove The BoLTS afTer ThIS STeP IS comPLeTe . NOTE: Alternative method - Tap on the wheel using a rub- ber mallet. This works if the wheel is not stuck on the drive assembly. 5-22 T17 Service Information 9020167 (6-14)
  • Page 165 . Turn the adjuster until the wheel stops spinning freely and then back off two turns . Tighten jam nut and repeat process for other wheel . 5-23 T17 Service Information 9020167 (6-14)
  • Page 166 “o .L . ” or open . Ω RLT002 Terminals: 1. Power Battery Volta 2. Ground RLT001 3. Voltage Output Speci cations: Thread Size 1/8-27NPT 5-24 T17 Service Information 9020167 (6-14) Input: 8-30 Vdc Output: 1-5 Vdc...
  • Page 167 3 . The recovery tank full and half-full sensor conditions are also viewable in Input display mode . See “Input display mode” in the TrouBLeShooTIng section of this manual . I2: Recovery Tank Full Closed RLT003 5-25 T17 Service Information 9020167 (6-14)
  • Page 168 A B C A B C A B C A B C WIRE TERMINALS POS. 113/BLK-WHT 38/GRY B +12vdc 37/PUR Vdc Output SLT004 WIRE TERMINALS POS. 113/BLK-WHT 38/GRY B +12vdc 37/PUR Vdc Output SLT005 5-26 T17 Service Information 9020167 (6-14)
  • Page 169 5 BARS - FULL 1.34 + Volts SLT002 5 . The solution tank level sensor output voltage is also viewable in Input display mode . See “Input display mode” in the TrouBLeShooTIng section . 5-27 T17 Service Information 9020167 (6-14)
  • Page 170 1 . key off . remove terminal box cover screws and set cover aside . BET009 Ω 2 . disconnect u, v, and W cables from W1, a-, and a+ Ω terminals (respectively) . PMT003 PMT002 5-28 T17 Service Information 9020167 (6-14)
  • Page 171 . Motor Casing Ω Encoder/Bearing Assembly Motor Temperature Sender PMT005 Casing Ω temperature reSiStance (Ω) (°c) (°f) min. tYp. Motor Casing 1000 PMT004 1007 1036 1064 5-29 T17 Service Information 9020167 (6-14)
  • Page 172 + . replace shorted cable(s) . 6 Volt 6 Volt 6 Volt 6 Volt 6 Volt 6 Volt 2 . disconnect u, v, and W cables from W1, a-, and a+ terminals (respectively) . Ω PMT002 PMT007 5-30 T17 Service Information 9020167 (6-14)
  • Page 173 . each cable should test as “o .L . ” or open to chassis . replace shorted cable(s) . Ω 10 lbs (5 kg) 10 lbs (5 kg) 10 lbs (5 kg) CHASSIS PMT009 PMT011 5-31 T17 Service Information 9020167 (6-14)
  • Page 174 2 . The throttle hall effect sensor is a component of the pedal subassembly . TBS002 TBS001 pin/cavitY noteS coLor PoWer (BaTTery +) yeLLoW ProPeL ouTPuT (0-5vdc) noT uSed BLue ground (BaTTery -) BLack noT uSed gaTe B 5-32 T17 Service Information 9020167 (6-14)
  • Page 175 . INPUT DISPLAY PROPEL DIAG MODE P2:Throttle XXXX.X V P1:Curtis Online/ Error P2:Throttle XXXX.X V P3:Brake Pedal On/Off P4:Direction Fwd/ P5:Speed TBS004 XXXX.X Mph P6:Curtis Temp XXXX.XC XXXX.XF 5-33 T17 Service Information 9020167 (6-14) P7:Motor Temp XXXX.XC XXXX.XF P8:PropelCurrent...
  • Page 176 2 . The actuator should retract completely . replace the actuator if it fails to retract . 6 Volt 6 Volt 6 Volt 6 Volt 6 Volt 6 Volt 10 Amp Fuse RSLA002 5-34 T17 Service Information 9020167 (6-14)
  • Page 177 2 . The actuator should retract completely . replace the actuator if it fails to retract . 6 Volt 6 Volt 6 Volt 6 Volt 6 Volt 6 Volt 10 Amp Fuse MSLA002 5-35 T17 Service Information 9020167 (6-14)
  • Page 178 2 . The actuator should retract completely . replace the actuator if it fails to retract . 6 Volt 6 Volt 6 Volt 6 Volt 6 Volt 6 Volt 10 Amp Fuse RSLA006 5-36 T17 Service Information 9020167 (6-14)
  • Page 179 14-20 amps (avg . 16 amps) VFM004 2 . key off . Inspect carbon brushes . replace carbon brushes if they are shorter than 10mm (0 .375 in) . M04: Vac Fan XX.XA 5-37 T17 Service Information 9020167 (6-14)
  • Page 180 (0.375 in) BLack Disk 2 . key off . Inspect carbon brushes . replace carbon brushes if they are shorter than 10mm (0 .375 in) . Carbon Brush Wear Limit: 10mm (0.39 in) SBM002 5-38 T17 Service Information 9020167 (6-14)
  • Page 181 RaTE See Configuration mode in the Troubleshooting section of this manual. POFT002 4 . enter manual mode and enable the ec-h2o system . See manual mode in the Troubleshooting section of this manual . 5-39 T17 Service Information 9020167 (6-14)
  • Page 182 . There should be 0-1 ohms resistance . replace the switch if the n .c . contacts are open . Ω 3/8” I.D. Tube 25 30 35 ECP005 Normally Open ECP003 Normally Open 5-40 T17 Service Information 9020167 (6-14) CHASSIS...

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