Toro 260 Series Service Manual
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Toro 260 Series Service Manual

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  • Page 1 260 Series Tractor Service Manual...
  • Page 2 ABOUT THIS MANUAL This service manual was written expressly for Toro service technicians. The Toro Company has made every effort to make the information in this manual complete and correct. Basic shop safety knowledge and mechanical/electrical skills are assumed. The Table of Contents lists the systems and the related topics covered in this manual.

  • Page 3: Table Of Contents

    Seat and Fender Removal ......... . .2 - 16 260 Series Tractor Service Manual...
  • Page 4 Neutral Adjustment – Tuff Torq Transaxle ......3 - 17 260 Series Tractor Service Manual...
  • Page 5 Adjusting the Brake ..........5 - 15 260 Series Tractor Service Manual...
  • Page 6 Measuring Clutch Current Draw ........6 - 7 Setting the Air Gap on 1999 and Prior Model 260 Series Tractors ... 6 - 8 Clutch Burnishing Procedure .
  • Page 7 Testing - No Power to Circuit (With Module Out of Circuit) ....6 - 19 Testing - Powered Circuit (With Module Out of Circuit)....6 - 19 260 Series Tractor Service Manual...
  • Page 8 THIS PAGE INTENTIONALLY LEFT BLANK viii 260 Series Tractor Service Manual...

  • Page 9: Specifications

    (231.3kg) 267-H / 268-H (Tuff Torq) 540 lbs. (244.9kg) 269-H / 270-H (Tuff Torq) 560 lbs. (254.0kg) 265-H/266-H (Hydro-Gear) 530 lbs. (240.4kg) 268-H (Hydro-Gear) 560 lbs. (254.0kg) 270-H (Hydro-Gear) 580 lbs. (263.0kg) 260 Series Tractor Service Manual 1 - 1...

  • Page 10: Tecumseh Peerless Transaxle

    Bentonite grease (available through Tecumseh) Ground Speed .7 MPH (1.1km/h) Gear 1.4 MPH (2.2km/h) Gear 2.2 MPH (3.5km/h) Gear 3.3 MPH (5.3km/h) Gear 4.2 MPH (6.7km/h) Gear 5.3 MPH (8.5km/h) Gear Reverse 2.4 MPH (3.8km/h) 1 - 2 260 Series Tractor Service Manual...

  • Page 11: Hydrostatic Transaxles

    Fluid Change The transaxle is factory filled and does not require regular oil changes. Ground Speed Forward 0-5.2 MPH (0-8.3km/h) Reverse 0-2.3 MPH (0-3.7km/h) 260 Series Tractor Service Manual 1 - 3...

  • Page 12: Identification: Hydro-Gear Model 322-3000 & 330-3000 Transaxle

    Using a ¼ inch Allen wrench, slowly remove the plug. Oil level should be to the bottom of the port. F9260-09 General Specifications Ground Speed Forward 0 – 6.3 MPH (10.1km/h) Reverse 0 – 2.3 MPH (3.7km/h) 1 - 4 260 Series Tractor Service Manual...

  • Page 13: Torque Specifications

    Fastener Identification Recommended fastener torque values are listed in the following tables. For critical applications, as determined by Toro, either the recommended torque or a torque that is unique to the application is clearly identified and specified in the service manual.

  • Page 14: Standard Torque For Dry, Zinc Plated, And Steel Fasteners (Inch Series)

    Note: Torque values may have to be reduced when installing fasteners into threaded aluminum or brass. The specific torque value should be determined based on the fastener size, the aluminum or base material strength, length of thread engagement, etc. 1 - 6 260 Series Tractor Service Manual...

  • Page 15: Standard Torque For Dry, Zinc, And Steel Fasteners (Metric Fasteners)

    Note: Torque values may have to be reduced when installing fasteners into threaded aluminum or brass. The specific torque value should be determined based on the fastener size, the aluminum or base material strength, length of thread engagement, etc. 260 Series Tractor Service Manual 1 - 7...

  • Page 16: Other Torque Specifications

    All torque values are based on non- lubricated fasteners. Conversion Factors in-lb X 11.2985 - N-cm N-cm X - 0.08851 = in-lb ft-lb X 1.3558 = N-m N-cm X 0.73776 - ft-lb 1 - 8 260 Series Tractor Service Manual...

  • Page 17: Equivalents And Conversions

    29/64 0.453125 11.509 61/64 0.953125 24.209 15/32 0.46875 11.906 31/32 0.96875 24.606 31/64 0.484375 12.303 63/64 0.984375 25.003 0.5000 12.700 1.000 25.400 1 mm = 0.03937 in. 0.001 in. = 0.0254 mm 260 Series Tractor Service Manual 1 - 9...

  • Page 18: U.s. To Metric Conversions

    Newton-Meters 1.356 Work Foot-pounds Kilogram-Meters 0.1383 Inch-pounds Kilogram-Centimeters 1.152144 Quarts Liters 0.9463 Liquid Volume Gallons Liters 3.785 Gallons/Minute Liters/Minute 3.785 Liquid Flos Fahrenheit Celsius 1. Subtract 32° Temperature 2. Multiply by 5/9 1 - 10 260 Series Tractor Service Manual...

  • Page 19: Chassis

    There are 5 grease fittings located in the front axle area: One located on the inside of each wheel hub (2 total). Figure 5 MVC-088X One located on each end of the front axle for the spindles (2 total). 260 Series Tractor Service Manual 2 - 1...

  • Page 20: Front Wheel Toe-In

    OFF to stop the engine. Remove the key. Push the front of the tires out to remove normal looseness in the linkage (Figure 7). Figure 9 MVC-094X Figure 7 MVC-091X 2 - 2 260 Series Tractor Service Manual...

  • Page 21: Front Wheel Toe-In Adjustment

    Raise the front axle by putting a jack under the the tie rod and tighten the jam nut (Figure 11). side you are removing the wheel or spindle from. Figure 11 MVC-098X 260 Series Tractor Service Manual 2 - 3...

  • Page 22: Front Axle Removal And Installation

    (Figure 14). Jack-up the front of the tractor. Put jack stands under the frame, just behind the front axle assembly (Figure 16). Figure 14 MVC-101X Figure 16 MVC-103X 2 - 4 260 Series Tractor Service Manual...
  • Page 23 (Figure 20). Figure 18 MVC-106X Figure 20 MVC-108X Remove the electric PTO clutch from the engine crankshaft. Installation – reverse the order of removal. 260 Series Tractor Service Manual 2 - 5...

  • Page 24: Steering Gear

    23). Position the steering wheel spokes so they extend outward left to right. Figure 21 Steering Backlash Adjustment Use the following procedure if there is excessive steering backlash. Remove battery and battery tray from the tractor. Figure 23 MVC-110X 2 - 6 260 Series Tractor Service Manual...

  • Page 25: Steering Gear Shaft Disassembly

    Connect the tie rod ends to the steering arms. Turn the wheels left and right. Recheck for zero clearance (Figure 25). Figure 27 6-10 Figure 25 MVC-115X 10. Reinstall the battery tray and battery. 260 Series Tractor Service Manual 2 - 7...
  • Page 26 (Figure 29). Rotate the steering gear shaft until the bottom bolt of the universal joint faces the front of the tractor. Remove the bolt (Figure 31). Figure 29 6-12 Figure 31 6-14 2 - 8 260 Series Tractor Service Manual...
  • Page 27 (Figure 33). parts if necessary. Refer to “Steering Specifications” on page 2 - 15. Figure 33 6-16 Figure 35 6-18 260 Series Tractor Service Manual 2 - 9...

  • Page 28: Steering Gear Assembly

    6, onto the steering gear shaft. Insert the steering gear shaft through the opening in the mounting bracket and onto the lower bushing. Note: The shims must be in place. 2 - 10 260 Series Tractor Service Manual...

  • Page 29: Sector Gear Disassembly

    Remove the cam bushing, 3, from the sector gear. Separate the sector gear, 2, from the mounting bracket (Figure 41). Important: Inspect the sector gear teeth and cam bushing for wear and replace if necessary. 260 Series Tractor Service Manual 2 - 11...

  • Page 30: Sector Gear Assembly

    Universal joint. Steering column (bushing mounted). Detent bracket (left side). Support bracket (right side). Spring-loaded control handle. Figure 42 Insert the cam bushing, 3, into the bore of the sector gear (Figure 41). 2 - 12 260 Series Tractor Service Manual...

  • Page 31: Tilt Steering Disassembly

    Remove the roll pin, steering wheel, spacer, and spring from top of the steering shaft (Figure 45). (Note: Some units use a retaining nut and washer located under the center cover of the steering wheel.) Figure 45 260 Series Tractor Service Manual 2 - 13...

  • Page 32: Tilt Steering Assembly

    10. Remove the bushing, 14, from the top of the steering column (Figure 44). Important: Inspect all bushings and pivot areas for wear and replace as necessary. Refer to “Steering Specifications” on page 2 - 15. 2 - 14 260 Series Tractor Service Manual...

  • Page 33: Steering Specifications

    Mid (Metal) ID 0.755 – 0.760” (19.2 – 19.3mm) OD 0.988 – 1.00” (25.3 – 25.4mm) Bottom (Metal) ID 0.753 – 0.758” (19.1 – 19.2mm) OD 1.380 – 1.385” (35.0 – 35.2mm) 260 Series Tractor Service Manual 2 - 15...

  • Page 34: Hood Removal

    Remove the two rear carriage bolts, washers, and nuts located in the rear of the fender assembly (Figure 52). Figure 50 MVC-118X Reinstall the hood in reverse order. Figure 52 MVC-122X 2 - 16 260 Series Tractor Service Manual...

  • Page 35: Gas Tank Removal

    Carefully remove the gas tank. Installation - follow the removal procedure in reverse. Installation - reverse the order of removal. Gas Tank Removal Follow the procedure for removing the rear fender and seat. 260 Series Tractor Service Manual 2 - 17...

  • Page 36: Lift Lever Linkage

    Control Arm, D When the lift lever is returned to the latched position, the spring tension pulls rod, G, back into the latching socket, and the mower deck is secured in the raised position. 2 - 18 260 Series Tractor Service Manual...

  • Page 37: Dial-A-Height Linkage

    N, on the lift lever weldment, controlling the As the Dial-A-Height knob, J, is adjusted through the distance the linkage will lower. trunnion, K, the trunnion rotates the bracket, L. This moves the Dial-A-Height rod, M. 260 Series Tractor Service Manual 2 - 19...

  • Page 38: Lift Arm Linkage

    C, and lower with the rear lift arms. by a leveling rod, D. It is also bolted to rear frame hangers at the mounting brackets, F. 2 - 20 260 Series Tractor Service Manual...

  • Page 39: Adjustments

    For information on removal and repair of the Electrohydraulic Lift, refer to Electrohydraulic Lift Remove e-ring, 3, and remove clevis pin, 2. Service Manual, Form Number 492-0704. Remove the actuator Installation Reverse the order of removal. 260 Series Tractor Service Manual 2 - 21...
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  • Page 41: Tuff Torq Transaxle

    Remove the fender, seat, and gas tank. (Refer to the “Chassis” section on page 2 - 16.) Remove the center access plate between the fender and hoodstand (Figure 62). Figure 64 MVC-323X Figure 62 MVC-321X 260 Series Tractor Service Manual 3 - 1...
  • Page 42 (Figure 68). control rod is disconnected from the cruise plate which is bolted to the control shaft assembly (Figure 66). Figure 68 MVC-327X Figure 66 MVC-325X 3 - 2 260 Series Tractor Service Manual...
  • Page 43 10. Use a floor jack and put it under the transaxle to the two axle shafts to the frame (Figure 72). help lower the transaxle from the frame (Figure 70). Figure 72 lMVC-331X Figure 70 MVC-329X 260 Series Tractor Service Manual 3 - 3...

  • Page 44: Installation - Tuff Torq Transaxle

    Installation - Tuff Torq Transaxle Install the bolt, washer, and nut for the torque strap and tighten (Figure 76). Raise the transaxle up toward the frame (Figure 74). Figure 76 MVC-330X Figure 74 MVC-334X 3 - 4 260 Series Tractor Service Manual...
  • Page 45 Adjust the trunnion on the brake rod until it located on the side of the cup (Figure 80). slips into the brake control lever. Secure with washer and cotter pin (Figure 78). Figure 80 MVC-337X Figure 78 MVC-322X 260 Series Tractor Service Manual 3 - 5...

  • Page 46: Belt Replacement - Tuff Torq Transaxle

    14. Recheck the transaxle oil reservoir level; top off if needed. Belt Replacement – Tuff Torq Transaxle Note: Perform belt installation, routing, and inspection Figure 82 MVC-341X procedures from beneath the tractor. 3 - 6 260 Series Tractor Service Manual...
  • Page 47 Remove the two steering tie rods from the steering sector gear (Figure 85). Remove the fender, seat, and gas tank (refer to the “Chassis” section on page 2 - 16 Figure 87 MVC-322X Figure 85 MVC-343X 260 Series Tractor Service Manual 3 - 7...
  • Page 48 Unbolt the hydrostatic control rod from the Remove the 2 carriage bolts holding the right- forward/reverse control pedal (Figure 89). hand footrest to the frame (Figure 91). Figure 89 Figure 91 MVC-345X MVC-350X 3 - 8 260 Series Tractor Service Manual...
  • Page 49 Feed the belt above the steering sector gear and over the brake shaft and pedal pivot shaft (Figure 95). Figure 93 MVC-352X Figure 95 MVC-354X (A) Brake Shaft (C) Steering Sector (B) Pedal Pivot Shaft Gear 260 Series Tractor Service Manual 3 - 9...

  • Page 50: Belt Routing

    16. Install the 2 bolts in the safety neutral bracket and located on the right side of the frame (Figure 97). tighten the bolts (Figure 99). Figure 97 MVC-356X Figure 99 MVC-346X 3 - 10 260 Series Tractor Service Manual...
  • Page 51 (Figure 101). Refer to “Foot Control Adjustment Procedure” on page 3 - 16. Figure 103 MVC-362X Figure 101 MVC-345X 19. Check the belt tension. If adjustment is needed, refer to “Belt Adjustment” on page 3 - 13. 260 Series Tractor Service Manual 3 - 11...
  • Page 52 Figure 107 MVC-367X Figure 105 MVC-364X Front underside of tractor 25. Reconnect battery negative cable. Reinstall fender, seat, and gas tank. 26. Test the tractor, making sure all the safety devices operate properly. 3 - 12 260 Series Tractor Service Manual...

  • Page 53: Belt Adjustment

    Remove the tunnel cover to check or adjust the belt tension. Loosen the back side idler pulley, A, and move it in the slotted mounting hole on the idler arm, B. For additional adjustment, turn the eccentric C, on the eccentric mounted idler pulley, D. 260 Series Tractor Service Manual 3 - 13...

  • Page 54: Troubleshooting - Tuff Torq Transaxle

    • Swash plate control arm ball and socket damaged or worn. • Neutral return spring failed, fatigued, or out of position. Refer to K61A Transaxle Service Manual, form # 492-0699, for internal service procedures. 3 - 14 260 Series Tractor Service Manual...

  • Page 55: Purging Procedures - Tuff Torq Transaxle

    If the parking brake does not hold securely, an adjustment is required. Restart the engine and set at low idle speed. Check the brake before you adjust it, refer to “Checking the Brake” on page 3 - 15. 260 Series Tractor Service Manual 3 - 15...

  • Page 56: Foot Control Adjustment Procedure

    Manual, Form Number 492-0699. Measure the distance between the footrest and the back of the forward/reverse control pedal. There should be 1¼” (31.74mm) gap (Figure 111). 1¼” Figure 109 MVC-377X Figure 111 MVC-195X 3 - 16 260 Series Tractor Service Manual...

  • Page 57: Neutral Adjustment - Tuff Torq Transaxle

    Start the tractor and set the engine speed at ¾ to full throttle. 260 Series Tractor Service Manual 3 - 17...
  • Page 58 Check the neutral adjustment by depressing the motion control pedal in forward and reverse. At full throttle, there should be no wheel movement after the pedal returns to neutral. Readjust as needed until neutral is obtained. 3 - 18 260 Series Tractor Service Manual...

  • Page 59: Hydro-Gear Transaxle

    Remove the fender, seat, and gas tank. Refer to the “Chassis” section on page 2 - 16. Remove the center plate between the seat and the hoodstand (Figure 117). Figure 119 MVC-135X Figure 117 MVC-132X 260 Series Tractor Service Manual 4 - 1...
  • Page 60 Apply a little pressure toward the back of the fastener and pull the damper cylinder off the shaft (Figure 123). Figure 121 MVC-138X Figure 123 MVC-140X 4 - 2 260 Series Tractor Service Manual...
  • Page 61 10. Use a floor jack and put it under the transaxle to holding the transaxle to the frame (Figure 127). help lower the transaxle from the frame of the tractor (Figure 125). Figure 127 MVC-146X Figure 125 MVC-155X 260 Series Tractor Service Manual 4 - 3...

  • Page 62: Installation - Hydro-Gear Transaxle

    14. Continue to lower the transaxle out of the tractor Figure 130 MVC-150X frame (Figure 129). Install the four carriage bolts, washers, and nuts from the transaxle frame brackets through the transaxle housing (Figure 131). Figure 129 MVC-149X Figure 131 MVC-153X 4 - 4 260 Series Tractor Service Manual...
  • Page 63 (Figure 133). opposite the reverse plunger switch. Bolt the cruise bracket to the side of the frame (Figure 135). Figure 133 MVC-158X Figure 135 MVC-138X 260 Series Tractor Service Manual 4 - 5...
  • Page 64 (Figure 137). Refer to ”Brake Adjustment – Hydro-Gear Transaxle" on page 4 - 9. Figure 139 MVC-160X Figure 137 MVC-135X 4 - 6 260 Series Tractor Service Manual...

  • Page 65: Belt Adjustment

    HYDRO-GEAR TRANSAXLE Belt Adjustment Figure 140 beltadjustment (A) Back Side Idler Pulley (B) Idler Arm (C) Eccentric (D) Eccentric Mounted Idler Pulley 260 Series Tractor Service Manual 4 - 7...

  • Page 66: Purging Procedures - Hydro-Gear Transaxle

    ”Foot Control Adjustment Procedure" on page 4 - 4 - 8 260 Series Tractor Service Manual...

  • Page 67: Brake - Hydro-Gear Transaxle

    IMPORTANT: With the parking brake released, the rear wheels must rotate freely when you push the tractor. If the 0.020” (.508mm) clearance cannot be achieved, new brake pucks may need to be installed. 260 Series Tractor Service Manual 4 - 9...

  • Page 68: Foot Control Adjustment Procedure

    If adjustment is needed, unbolt the hydro control rod where it connects to the hydro forward/reverse pedal. The location is under the tractor on the inside of the frame (Figure 145). Figure 145 MVC-167X 4 - 10 260 Series Tractor Service Manual...

  • Page 69: Troubleshooting Chart For The Hydro-Gear Transaxle

    Belt Replacement – Hydro-Gear Transaxle Note: Perform belt installation, routing, and inspection procedures from beneath the tractor. Disconnect the electric PTO clutch wire. Detach the belt idler spring (Figure 147). Figure 147 MVC-177X 260 Series Tractor Service Manual 4 - 11...
  • Page 70 Remove the 2 roll pins that are located on the removing the cotter pin, brake spring, and castle brake cross shaft (Figure 151). nut (Figure 149). Figure 151 MVC-183X Figure 149 MVC-193X 4 - 12 260 Series Tractor Service Manual...
  • Page 71 The right side of the belt should wrap around the two idler pulleys, then around the transaxle input pulley (Figure 155). Figure 153 MVC-186X Figure 155 MVC-188X 260 Series Tractor Service Manual 4 - 13...
  • Page 72 (Figure 157). the castle nut and spring (Figure 159). Before installing the cotter pin, check the brakes, refer to ”Checking the Brake" on page 4 - 9. Figure 157 MVC-191X Figure 159 MVC-193X 4 - 14 260 Series Tractor Service Manual...

  • Page 73: Belt Routing Diagram

    16. Check the routing of the drive belt. Belt Routing Diagram Figure 163 MVC-199X Rear portion of the tractor 17. Test the tractor to make sure all the safety devices Figure 161 belt diagram hyd operate properly. 260 Series Tractor Service Manual 4 - 15...

  • Page 74: Belt Adjustment

    Remove the tunnel cover to check or adjust the belt tension. Loosen the back side idler pulley, A, and move it in the slotted mounting hole on the idler arm, B. For additional adjustment, turn the eccentric C, on the eccentric mounted idler pulley, D. 4 - 16 260 Series Tractor Service Manual...

  • Page 75: Neutral Adjustment - Hydro-Gear Transaxle

    Figure 166 MVC-200X Locate the adjusting puck and loosen the Allen head set screw (Figure 167). Figure 165 MVC-161X Figure 167 1703-07 Start the engine and run at ¾ to full throttle. 260 Series Tractor Service Manual 4 - 17...
  • Page 76 Figure 168 1703-08 Once you are in neutral, hold the puck with an adjustable wrench so it won’t move when you re- tighten the Allen set screw (Figure 169). Figure 169 MVC-226X 4 - 18 260 Series Tractor Service Manual...

  • Page 77: Gear Drive

    Left Side Belt Guide Figure 169 MVC-237X Unhook the idler pulley spring at the frame bracket next to the transaxle input pulley (Figure 170). Figure 172 MVC-244X Right Side Belt Guide Figure 170 MVC-242X 260 Series Tractor Service Manual 5 - 1...
  • Page 78 Unhook the brake return spring from the rear of Remove the cotter pin and washer holding the the frame (Figure 174). shift rod to the transaxle shift bracket (Figure 176). Figure 174 Figure 176 MVC-247X MVC-249X 5 - 2 260 Series Tractor Service Manual...

  • Page 79: Installation - Gear Drive Transaxle

    On the right side, make sure the brake stop bracket is installed between the transaxle and the frame (Figure 180). Figure 178 MVC-252X Figure 180 MVC-256X 260 Series Tractor Service Manual 5 - 3...
  • Page 80 Engage the clutch pedal and reinstall the drive Install the cotter pin connecting the brake rod to belt around the transaxle input pulley (Figure 182). the brake lever (Figure 184). Figure 182 Figure 184 MVC-259X MVC-248X 5 - 4 260 Series Tractor Service Manual...

  • Page 81: Troubleshooting

    This assures the problem is not associated with belt disengagement. Internal Service Repair procedures for the Peerless 820 transaxle are available from Tecumseh Products Company, Technician's Handbook # 691218. 260 Series Tractor Service Manual 5 - 5...

  • Page 82: Symptom: Unit Jumps Out Of Gear

    Possible Cause Remedies Keys sheared in drive pulleys Replace Shift keys broken Replace keys, check keyways and shift gears. Broken input gear Replace Differential bevel gears broken Replace Stripped teeth on gears Replace 5 - 6 260 Series Tractor Service Manual...

  • Page 83: Belt Replacement - Gear Drive

    (Figure 191). Disconnect the electric PTO (Power Take Off) wiring harness and remove the battery drain tube from the tie strap (Figure 189). Figure 191 MVC-267X Figure 189 MVC-264X 260 Series Tractor Service Manual 5 - 7...
  • Page 84 Remove the brackets for the clutch/brake cross Loosen and move the belt guide located on the shaft (Figure 195). right side of the frame next to the transaxle input pulley (Figure 193). Figure 195 MVC-271X Figure 193 MVC-269X 5 - 8 260 Series Tractor Service Manual...

  • Page 85: Belt Routing Diagram

    Starting from the front, make sure the belt fits between the belt guide and idler pulley, on the right side of the engine drive pulley (Figure 199). Figure 197 MVC-275X Figure 199 MVC-276X 260 Series Tractor Service Manual 5 - 9...
  • Page 86 14. Install the cotter pin and washer for the shift lever sure the switch is adjusted in the closed position rod (Figure 201). (Figure 203). Figure 201 Figure 203 MVC-273X MVC-270X 17. Install the belt around the transaxle input pulley. 5 - 10 260 Series Tractor Service Manual...
  • Page 87 (3mm) from the belt. Adjust the belt guide located on the left side of the engine drive pulley so it is within 1/8” (3mm) from the belt (Figure 205). Figure 207 MVC-280X Figure 205 MVC-279X 260 Series Tractor Service Manual 5 - 11...

  • Page 88: Belt Adjustment

    MVC-288X Belt Adjustment Tighten the bolt and nut. The 260 Series Gear Drive Tractor uses a sliding idler pulley to adjust the drive belt tension. Proper tension Tighten the belt guide. will provide ½” (12.700 mm) belt deflection under light pressure.

  • Page 89: Proper Shifting Procedures - Gear Drive

    If the gear shift lever and the internal shift detents do not align, use the following procedure to correct the problem: Disengage the PTO, set the parking brake, turn the ignition key to OFF and remove the key. Figure 213 MVC-293X 260 Series Tractor Service Manual 5 - 13...

  • Page 90: Shift Detent Tension Adjustment

    If the rear wheels lock and skid when you push the tractor forward, no adjustment is required. An adjustment is required if the wheels turn and do not lock; refer to “Adjusting the Brake” on page 5 - 5 - 14 260 Series Tractor Service Manual...

  • Page 91: Adjusting The Brake

    If the brake seems to “drag,” loosen the adjusting nut slightly until the wheels rotate freely. If both conditions cannot be achieved, inspection of the transaxle brake components is necessary. Consult the Tecumseh/Peerless Mechanic’s Handbook, available through Tecumseh Products. 260 Series Tractor Service Manual 5 - 15...
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  • Page 93: Electrical Systems

    ELECTRICAL SYSTEMS Relay The electrical system in the 260 Series Lawn and Garden Tractors differ between Gear Drive and Hydrostatic Drive models. Following is a brief Purpose explanation. The 260 Series Lawn and Garden Tractors use relays Gear Drive Models to direct current flow to different areas of the tractor.

  • Page 94: Testing

    30 and 87. Ground terminal 86 and apply +12 VDC to terminal 85. The relay should make and break continuity between terminals 30 and 87 as 12 VDC is applied and removed from terminal 85. 6 - 2 260 Series Tractor Service Manual...

  • Page 95: Location

    “normally open” position. The solenoid closes and opens the switch very quickly. This minimizes the “arcing” that can damage other types of switches. 260 Series Tractor Service Manual 6 - 3...

  • Page 96: Ignition Switch

    I = Safety & Ignition Circuit starter, ignition, PTO, lights, safety, and accessory circuits if so equipped. Location The ignition switch is located on the lower right side of the tractor’s dash (Figure 224). Figure 224 MVC-767X 6 - 4 260 Series Tractor Service Manual...

  • Page 97: Testing

    12 volts The illumination of the battery light on the dash D.C. indicates the battery voltage is too low. This is sensored through the low voltage module. Figure 228 MVC-388X 260 Series Tractor Service Manual 6 - 5...

  • Page 98: Testing

    The clutch plate always turns with the engine. The field is a coil of wire on an iron core, which becomes an electromagnet when power is applied. 6 - 6 260 Series Tractor Service Manual...

  • Page 99: Measuring Clutch Current Draw

    Tractors, the air gap between the clutch plate and the friction plate is adjustable. The 2000 and later model PTO clutch is self-adjusting. Figure 233 MVC-396X Note: The 2000 and later model 260 Series tractors use a non-adjustable PTO clutch. 260 Series Tractor Service Manual 6 - 7...

  • Page 100: Clutch Burnishing Procedure

    Location Mount the PTO switch back into the dash and The PTO switch is located on the lower left side of the reinstall the wiring harness. dash (Figure 234). Figure 234 MVC-387X 6 - 8 260 Series Tractor Service Manual...

  • Page 101: Microswitches

    With the button in the “OUT” spring loaded continuity switches from COM and NC to COM and O. position, if there is no continuity, the switch is operating properly. Testing Disconnect the switch from the harness. 260 Series Tractor Service Manual 6 - 9...

  • Page 102: Location

    (Figure 239). There are several different microswitch locations on 260 Series Lawn and Garden Tractors. 1999 and prior model hydrostatic models have the brake switch located on the bottom side of the steering sector mount (Figure 237).

  • Page 103: Neutral Switch - Plunger Type (Used On 2000 And Later Hydrostatic Models)

    Neutral Switch - Plunger Type (Used on 2000 and Later Hydrostatic Figure 243 Models) MVC-400X Purpose Used to ensure the transmission is in neutral when starting the unit. It is activated when the brake pedal is depressed. 260 Series Tractor Service Manual 6 - 11...

  • Page 104: Testing

    On tractors with cruise control, the cruise control circuit is connected to the brake switch. When the brake pedal is depressed, the switch opens and the cruise control magnet disengages. 6 - 12 260 Series Tractor Service Manual...

  • Page 105: Brake Switch Testing

    PTO engaged or the parking brake off, the engine will shut down. Figure 248 MVC-390X Seat switch (mushroom type) used on 2001 and later models 260 Series Tractor Service Manual 6 - 13...

  • Page 106: How It Works

    6 - 14 260 Series Tractor Service Manual...
  • Page 107 The PTO and PTO light on the dash should remain on. Push the PTO switch to “OFF”. The PTO light and the “Key Choice” warning light should turn off. Figure 250 MVC-422X 260 Series Tractor Service Manual 6 - 15...

  • Page 108: Keychoice™ Reverse Operating System Switch

    There should be Disconnect the switch from the wiring circuit. continuity across the two terminals. With a multimeter, check the continuity across the terminals. There should be continuity. 6 - 16 260 Series Tractor Service Manual...

  • Page 109: How It Works

    Operates the same way as the reverse switch on the hydrostatic models. Location The location of the reverse switch on the gear drive tractors is on the upper shift linkage, inside the dash (Figure 255). Figure 256 MVC-385X Figure 255 MVC-416X 260 Series Tractor Service Manual 6 - 17...

  • Page 110: Location

    If voltage is not applied to proper terminals on the KeyChoice™ Reverse Operating System Module, the electric PTO clutch will stop. 6 - 18 260 Series Tractor Service Manual...

  • Page 111: Testing - No Power To Circuit (With Module Out Of Circuit)

    Note: A 12 volt battery is needed for this test. USE CAUTION WHEN MEASURING RESISTANCE WITH A POWERED CIRCUIT. CONTACTING A VOLTAGE SOURCE WITH A METER IN OHMS POSITION CAN SERIOUSLY DAMAGE THE METER. 260 Series Tractor Service Manual 6 - 19...
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