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Temtrol SERIES ITF Instruction Manual

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Temtrol, Inc.
Phone - 405-263-7286
Fax - 405-263-4924
INFORMATION COVERING :
SERIES ITF
OUTDOOR - MOUNTED
AIR HANDLING UNITS
O-ITF-07
INSTRUCTION
MANUAL
"START-UP"
OPERATION -
& INSPECTION
•
•
•
TEMTROL, INC.
Okarche, OK
Phone (405) 263-7286
Fax (405) 263-4924
Manufacturers of Air Conditioning, Heating, Ventilation and Heat Transfer Products

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Randy A Barnes
April 10, 2025

Does this unit humidification? If what the recommendation for steam unit

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1 comments:
Mr. Anderson
April 10, 2025

Yes, the Temtrol SERIES ITF unit provides humidification. However, the recommended steam unit for it is not specified in the provided context.

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Randy Barnes
April 10, 2025

WF-RDHE62 / Serial #U1003362-001-00 Unit # AHU-NW4 Does this unit have humidification? If so, what method is used? Is it steam? What size unit is needed? The current AHU is not working.

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1 comments:
Mr. Anderson
April 10, 2025

Yes, the Temtrol SERIES ITF unit includes humidification. The method used is a humidifier with a strainer screen in the supply line.

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Summary of Contents for Temtrol SERIES ITF

  • Page 1 Temtrol, Inc. Phone - 405-263-7286 Fax - 405-263-4924 INFORMATION COVERING : SERIES ITF AIR HANDLERS OUTDOOR - MOUNTED AIR HANDLING UNITS O-ITF-07 INSTRUCTION MANUAL INSTALLATION "START-UP" OPERATION - MAINTENANCE & INSPECTION • • • TEMTROL, INC. Okarche, OK Phone (405) 263-7286...
  • Page 2 (12) months from date of shipment unless a start-up form is on file and accepted by Temtrol, in which case the warranty is twelve (12) months from the date of start-up, or eighteen (18) months from date of shipment, whichever is shorter. Said start-up form shall signify that the...
  • Page 10 (list damage or shortage on freight bill if possible). If damage is noted or discrepancies found, the local Temtrol, Inc. sales representative should be notified immediately so that corrective action may be instigated. Where local repairs or alterations are required, the representative should be fully informed by the contractor as to the extent and expected cost of work required.
  • Page 11 O-ITF-07 Page 2 (C) INSTALLATION An experienced, reliable rigger should be selected to handle the unloading and final placement of the equipment. Handle equipment with care during installation to avoid damage due to twisting, bouncing or tilting. Rigger should be advised that the unit contains delicate components and is to be handled in upright position only.
  • Page 12 O-ITF-07 Page 3 Larger Drawings Located In The Manual Access Door Shipping Restraint: Loosen 3/8” hex head screws. b. Slide restraint towards center of door – remove & discard. Retighten hex head screws. Steam coils are drainable if unit is level. Water coils are also drainable except for special circuiting.
  • Page 13 O-ITF-07 Page 4 Multi-section units if furnished have (IDC) 1” x 4” internal demount cover factory pre-insulated and gasketed. 1a. Units are shipped fully assembled and sealed unless they exceed maximum shipping capability. Field disassembly will be the responsibility of the installing contractor.
  • Page 14 O-ITF-07 Page 5 (7a) Weatherproofing roof top demount seams: 1. Attach the gasketed starter leg to the side of the unit using the two screws provided. 2. Bend the starter leg along the natural fold until it touches the standing seam as indicated in “Fig.
  • Page 15 O-ITF-07 Page 6 Larger Drawing Located In Manual (7b) Wiring Splits at Demounts: For shipping purposes, the liquid-tite conduit may have been secured to unit casing with a strap. Remove and discard strap to free conduit. Remove electrical tape securing wires to liquid-tite conduit. Remove the screw from junction box.
  • Page 16 O-ITF-07 Page 7 (D) "START-UP" SERVICE After unit is permanently positioned, fan isolation shipping lock-down bolt, only (see drawing), should be removed. If load points are not on same plane after supports are removed readjust isolator or shim until elevation of load points are uniform. Larger Drawing Located In The Manual...
  • Page 17 Filters (when furnished by TEMTROL, INC.) are often furnished and mounted in the racks or in boxes inside the unit. Check to make sure the filter cartridge count is correct. (Filter count is found on the Data Sheet).
  • Page 18 O-ITF-07 Page 9 (E) MAINTENANCE AND INSPECTION SERVICES FAN - Check blades for dirt and/or grease build-up especially on concave sides. Check set screws and/or set collars of fan wheel and bearings for tightness. Check bearing mounting bolts and fan housing cut off blade bolts and nuts for tightness.
  • Page 19 O-ITF-07 Page 10 Temtrol, Inc. START – UP REPORT Manufacturers of ….. Customized Air Handling Units Start – UP Date: ______________________ Job Name: _______________________Unit Serial Number – U ________________ A Start- Up report must be submitted for each unit on the job. For warranty purposes, start – up occurs when the equipment and/or blowers are started for operation regardless of when the building may be ready for operation.
  • Page 20 O-ITF-07 Page 11 OPERATIONAL CHECK Warning ! Do not operate unit if system is not properly balanced. Check damper operation to assure freedom of movement Momentarily start fan motor and assure correct rotation Check belts for tightness If unit is equipped with variable frequency drive, refer to enclosed manufacturers recommended start-up procedures.
  • Page 21 O-ITF-07 Page 12 Note: After 24 hours of operation re-check set screws on bearing collar and fan hub for proper tightness. Ball and Roller Bearing Setscrew Tightening Torque Min. Recommended Torque Hex Size Across Dia. Flats Valuline #10 (109) 3/32 in.lbs ft.lbs 5/16...
  • Page 22 O-ITF-07 Page 13 MOTOR AND MOTOR BEARINGS - Check for dirt and debris accumulation on "air travel" openings of open type motors to prevent overheating. Relubricate motor bearings every 2000 hours of operation while it is warm and at a stand still. Remove and clean upper and lower grease plugs.
  • Page 23 O-ITF-07 Page 14 (11) FILTER ASSEMBLY - tracks should be checked for rail seal retention where required and all rails should be cleaned annually to control dirt build-up, filter drag and dust by-pass during change out of media. Dirty filters reduce the air volume handled by the unit, and thereby its capacity. Unit should not be run without proper filters or fan motor overload, dirty coil and restricted air flow will result.
  • Page 24 WARNING Equipment Damage, And Personal Safety Risk, From Ultraviolet (UV) Lights! Temtrol does not recommend field installation of ultraviolet lights in its air handling equipment for the intended purpose of improving indoor air quality. High intensity C-band ultraviolet light known to severely damage polymer (plastic) materials and poses a personal safety risk to anyone exposed to the light without proper personal protective equipment (can cause damage to eyes and skin).
  • Page 25 Goods may not be returned except by permission of authorized factory officials of TEMTROL, INC. at Okarche, Oklahoma and when so returned will be subject to a handling charge and transportation charges prepaid. Following our personal inspection of the returned part and if it is determined that the failure is due to faulty material or workmanship, credit will be issued on customer's purchase order if warranty is still in effect.
  • Page 26 OITF-0413 Serial No: = U100168-_______ Model = ITF-RDH11 COIL SYSTEMS (Special) Fan sheave and bushing - S/A (Supply Air Fan) RZR-OITF-0113 Integral Face & By-pass Heating OITF-0501 Temtrol, Inc. Reclaim wheel OITF-0502 Reclaim gas-type OITF-0503 Reclaim fluid run-around type OITF-0504...

  • Page 27: Parts List

    RT-0 & M79 Page 18 INFORMATION COVERING: AIR HANDLERS Temtrol, Inc. ROOF - MOUNTED O-ITF-07 PARTS LIST JOB SYMBOL : MODEL NUMBER : DRAWING NUMBER: SERIAL NUMBER : PART NUMBER : JOB SYMBOL : MODEL NUMBER : DRAWING NUMBER: SERIAL NUMBER : PART NUMBER : Temtrol, Inc.
  • Page 28 MAINTENANCE FREQUENCY SCHEDULE Recommended Maintenance Service for Temtrol Equipment Type of Service Start-Up Monthly Shutdown Annually Every 6 Months Inspect General Condition of Unit Clean Debris From Unit Check and Adjust Fan Belt Tension Check Unit for Unusual Noise or Vibration...
  • Page 29 Temtrol, Inc. Phone - 405-263-7286 Fax - 405-263-4924 Trouble Shooting...
  • Page 30 TROUBLE SHOOTING GUIDES FANS PROBLEM PROBABLE CAUSE SOLUTION Noise Impeller hitting inlet ring a. Impeller not centered in inlet ring. b. Inlet ring damaged c. Crooked or damaged impeller d. Shaft loose in bearing e. Impeller loose on shaft f. Bearing loose in bearing support Impeller hitting cutoff a.
  • Page 31 TROUBLE SHOOTING GUIDES FANS PROBLEM PROBABLE CAUSE SOLUTION material moving through flow passage Housing a. Foreign material in housing b. Cutoff or other part loose (rattling during operation) Electrical a. AC hum in motor or relay b. Starting relay chatter c.
  • Page 32 TROUBLE SHOOTING GUIDES FANS PROBLEM PROBABLE CAUSE SOLUTION Coils a. Dirty or clogged Obstructed Fan Inlets a. Elbows, cabinet walls or other obstructions restrict air flow. Inlet obstructions cause more restrictive systems but do not cause increased negative pressure readings near the fan inlet(s). Fan speed may be increased to counteract the effect of restricted fan inlet(s) No Straight Duct at Fan Outlet a.
  • Page 33 TROUBLE SHOOTING GUIDES FANS PROBLEM PROBABLE CAUSE SOLUTION useful indicators in defining system characteristics Field static pressure measurements rarely correspond with laboratory static pressure measurements unless the fan inlet and fan outlet conditions of the installation are exactly the same as the inlet and outlet conditions in the laboratory Static Pressure Low, System...
  • Page 34 TROUBLE SHOOTING GUIDES FANS PROBLEM PROBABLE CAUSE SOLUTION e. Impeller touching scroll f. Wrong voltage g. Motor too small and overload protector has broken circuit h. Optional thermostats, firestats, freezestats may lockout fan operation if set incorrectly...
  • Page 35 TROUBLE SHOOTING GUIDES ELECTRIC HEATING COILS PROBLEM PROBABLE CAUSE SOLUTION Electric Heater Electrical or Mechanical Disconnect switch or main circuit breaker may be Not Operating in the "OFF" position. If heater has built-in disconnect switch, door must be closed and switch turned "ON" before heater will operate If the fan and heater are interlocked with a fan relay, the fan must be on before the heater will operate.
  • Page 36 TROUBLE SHOOTING GUIDES ELECTRIC HEATING COILS PROBLEM PROBABLE CAUSE SOLUTION Regulation thermostats, are in the correct location and that all controls are adjusted according to manufacturer's specifications for existing field conditions. Check air system balance to see that correct amount of air flow is supplied for proper zone control.
  • Page 37 TROUBLE SHOOTING GUIDES Gas Furnace by Reznor PROBLEM PROBABLE CAUSE SOLUTION Pilot Will Not Light 1. Manual valve turned off 1 Open valve (Match Lit System) 2. Air in gas line 2 Disconnect pilot line at shut off bleed air from gas supply line 3.
  • Page 38 TROUBLE SHOOTING GUIDES Gas Furnace by Reznor PROBLEM PROBABLE CAUSE SOLUTION (Spark Ignition System) ground (Venter Operation on RPV e. Spark electrode shorted e. Replace pilot if ceramic spark electrode is cracked Models) to ground or grounded f. Drafts affecting pilot f.
  • Page 39 TROUBLE SHOOTING GUIDES Gas Furnace by Reznor PROBLEM PROBABLE CAUSE SOLUTION (Heater Operating) 2. Incorrect manifold pressure 2 Check manifold pressure or orifices 3. Cycling on limit control 3 Check air throughput 4. Improper thermostat or 4 See thermostat instructions adjustment 5.
  • Page 40 TROUBLE SHOOTING GUIDES HEATING COILS PROBLEM PROBABLE CAUSE SOLUTION Coil Does Not Operate Steam valve failure a. Check steam valve. If air operated, check proper air (Steam Coil) pressure. If electrically operated check for no power or loose connection. If manual valve, check to see if valve is open.
  • Page 41 TROUBLE SHOOTING GUIDES COOLING COILS PROBLEM PROBABLE CAUSE SOLUTION Coil Does Not Deliver Lack of chilled water Chilled water pump undersized or malfunctioning Adequate Cooling Dirty finned tubes Vacuum or use air hose to gently clean dirt from finned tubes Coil undersized Replace with larger coil Coil Leaks...
  • Page 42 TROUBLE SHOOTING GUIDES CONDENSATE DRAIN PAN PROBLEM PROBABLE CAUSE SOLUTION Standing Water Unit is not level Check level of unit, shim if required. in Drain Pan Drain connection is clogged Remove dirt or debris from drain pan Condensate drain line to drain Check pitch in line towards floor drain is not correctly pitched.
  • Page 43 TROUBLE SHOOTING GUIDES ELECTRIC MOTORS PROBLEM PROBABLE CAUSE SOLUTION Motor Fails to Start Blown fuse or open circuit Replace fuse or reset circuit breaker breaker Overload trips Check and reset overload Improper line connections Check connections with diagram supplied with motor Open circuit in winding or Check inside motor to determine if switch is closed.
  • Page 44 TROUBLE SHOOTING GUIDES ELECTRIC MOTORS PROBLEM PROBABLE CAUSE SOLUTION Dies Down of main power supply Stator shorts when motor Replace stator warms up. Motor Does Not Come Up Motor under designed for Replace with a larger motor to Speed application Voltage too low at motor Check across AC line and correct if possible terminals...
  • Page 45 TROUBLE SHOOTING GUIDES ELECTRIC MOTORS PROBLEM PROBABLE CAUSE SOLUTION (Temperature Rise Above Ambient Greater Than Rotor rubs stator bore Check motor bearings and replace Nameplate Specifications) Worn bearings Replace bearings and seals Motor Vibrates When Motor mounting bolts loose Tighten mounting bolts Connected to Driven Equipment Rigid type coupling used to...
  • Page 46 TROUBLE SHOOTING GUIDES VARIABLE SPEED DRIVES PROBLEM PROBABLE CAUSE SOLUTION Short Belt Life Spin burns from belt slipping Tension belts on drive under stalled load conditions or when starting Gouges or extreme cover Eliminate obstruction or realign drive to provide wear caused by belts on clearance drive guard or other objects...
  • Page 47 TROUBLE SHOOTING GUIDES VARIABLE SPEED DRIVES PROBLEM PROBABLE CAUSE SOLUTION Belts damaged during Replace belts installation Shock or extreme overload Eliminate overload cause or redesign drive. Belt Stretch Beyond Worn sheaves Replace Sheaves Take-up Under designed drive Redesign and replace drive Take-up slippage Reposition take-up Drive excessively tensioned...
  • Page 48 TROUBLE SHOOTING GUIDES VARIABLE SPEED DRIVES PROBLEM PROBABLE CAUSE SOLUTION - Continue - Different brand name belts Replace with a set of Machine Matched Belts used on same drive Driver and driven shaft shifted Realign drive Worn sheaves Replace sheaves Belts Mismatched Belts improperly tensioned, Replace belts and tension drive with slack of...
  • Page 49 Read the installation, operating and maintenance instructions thoroughly before installing or servicing this equipment. Temtrol, Inc., has a policy of continuous product improvement, and reserves the right to change design and specifications without notice. Temtrol, Inc ®...
  • Page 50 Temtrol, Inc., warrants all products to be free from defects in material and workmanship for twelve (12) months from date of shipment unless a start-up form is on file and accepted by Temtrol, in which case the warranty is twelve (12) months from the date of start-up, or eighteen (18) months from date of shipment, whichever is shorter.
  • Page 51 FWR/FWT 10 Page 3 (A) GENERAL DESCRIPTION The Temtrol FANWALLTechnology® is a fan-array approach to air handler design that uses several smaller fans to replace one larger fan, providing design flexibility, reducing maintenance costs, and increasing energy savings. FWR – Fanwall Retrofit – Field Installed Fan Cubes FWT –...
  • Page 52 The oil reservoirs must be refilled to the indicated level with the specified lubricant, (see Maintenance). The shaft should be rotated monthly by hand at least 10 to 15 revolutions to distribute oil to bearing surfaces. Temtrol, Inc ® Manufacturers of ….. Customized Air Handling Units...
  • Page 53 The insulation resistance must not be less than 50% from the initial reading recorded when the motor was placed into storage. A decrease in Temtrol, Inc ® Manufacturers of ….. Customized Air Handling Units...
  • Page 54 There may be more than one disconnect switch. Turn off accessory heater power if applicable. Electrical shock can cause personal injury or death. Before proceeding, make sure all electrical service to unit is locked in “Off” position. Temtrol, Inc ® Manufacturers of ….. Customized Air Handling Units...
  • Page 55 75°C. IMPORTANT: If any of the original wire supplied with the unit must be replaced, it must be replaced with type THHN 75°C wire or its equivalent. Temtrol, Inc ® Manufacturers of ….. Customized Air Handling Units...
  • Page 56 FWR/FWT 10 Page 8 Fanwall Retrofit Temtrol, Inc ® Manufacturers of ….. Customized Air Handling Units...
  • Page 57 Internal floor to ceiling and inside wall to wall dimensions were provided to Temtrol by others. FIGURE 2 Disconnect power to the existing fan at the main disconnect control panel.
  • Page 58 (17) Wire each FWR motor to overload panel (if furnished by Temtrol) per wiring diagram. Diagram is located inside the motor overload panel lid. (18) Prior to connection of main power check Fan Wheel/Cone Alignment per pages 13 - 14 in this O &...
  • Page 59 FWR/FWT 10 Page 11 FWR / FWT Fanwall – Field Retrofit Fanwall – Factory Installed Temtrol, Inc ® Manufacturers of ….. Customized Air Handling Units...
  • Page 60 Lightly lubricate damper bushings and associated linkage (Ruskin - Back Draft Damper). Every Two Years: a. Examine unit housing for signs of corrosion. Clean, replace or touch up with paint as necessary. Temtrol, Inc ® Manufacturers of ….. Customized Air Handling Units...
  • Page 61 (Figure 8 a/b) SAFETY PERSONNEL SCREEN BOLTING FLANGE DRIVE SIDE VIEW FIGURE 7 BOLTING FLANGES SAFETY PERSONNEL SCREEN FIGURE 8a/b FIGURE 8a/b Temtrol, Inc ® Manufacturers of ….. Customized Air Handling Units...
  • Page 62 (4) hex nuts/bolts that retain the motor support platform to the fan cartridge framing. (See below) Conduit Fitting Hex Head Retaining Nuts/Bolts Motor Mount Rail Step - 5 Mark Location Motor Support Platform Step Temtrol, Inc ® Manufacturers of ….. Customized Air Handling Units...
  • Page 63 IMPORTANT: Before Restarting – see next page Wheel Hub Motor Retaining Bolts FIGURE 10 Trans-Torque Bushing Nut Flush to Fan Wheel Hub Motor Support Platform Trans-Torque Bushing FIGURE 9.2 if applicable Temtrol, Inc ® Manufacturers of ….. Customized Air Handling Units...
  • Page 64 Also check inlet cone alignment to the fan wheel. Fan wheel should not be rubbing on the inlet cone. If cone alignment is required see instructions for “Fan Wheel/Cone Alignment” pages 17 - 18 . Temtrol, Inc ® Manufacturers of ….. Customized Air Handling Units...
  • Page 65 Step - 3 all the cone retaining fasteners. Airflow Straightener Panel Fame And Panel Gently Rotate Fan Wheel Fan Wheel/Cone Step - 4 Inlet Side View Cone Retaining Fasteners Step - 5 Temtrol, Inc ® Manufacturers of ….. Customized Air Handling Units...
  • Page 66 (10) To install fan wheel/cone assembly, reverse the steps above. Proper Clearance From Wheel Gently Rotate Fan Wheel Step – 7a/b & Step - 9 Step – 7a/b & Step 9 Cone Retaining Fasteners Step - 8 Temtrol, Inc ® Manufacturers of ….. Customized Air Handling Units...
  • Page 67 FBD – Backdraft damper Step – 3: gasket applied to the back on all four back sides of the damper Step – 3 Temtrol, Inc ® Manufacturers of ….. Customized Air Handling Units...
  • Page 68 Step – 4 Fanwall Cube Inlet Side Airflow Straightener Panel Step – 4 Backdraft Damper Note direction of damper blades Fanwall Cube Inlet Side Step – 5 Backdraft Damper Temtrol, Inc ® Manufacturers of ….. Customized Air Handling Units...
  • Page 69 Fanwall Cube Inlet Side all sides: top, left, right and bottom. Step – 6 Backdraft Damper Step – 6 (7) To remove backdraft damper, reverse the steps above. Temtrol, Inc ® Manufacturers of ….. Customized Air Handling Units...
  • Page 70 Inlet Side Fanwall Cube “Z” Piece – No Airflow Straightener Panel Backdraft Damper Step – 4a Note direction of damper blades Fanwall Cube Inlet Side Step – 5a Backdraft Damper Temtrol, Inc ® Manufacturers of ….. Customized Air Handling Units...
  • Page 71 Fanwall Cube all sides: top, left, right and bottom. Step – 6a Backdraft Damper Step – 6a (7a) To remove backdraft damper, reverse the steps above. Temtrol, Inc ® Manufacturers of ….. Customized Air Handling Units...
  • Page 72 Step - 3 Airflow Straightener Panel Frame Step - 3 Step - 3 Step - 2 Airflow Straightener Panel Frame Blank-Off Plate Temtrol, Inc ® Manufacturers of ….. Customized Air Handling Units...
  • Page 73 (10) To remove blank-off plate, reverse the steps above. Inlet Side Fanwall Cube Blank-Off Plate Inlet Side Step – 4 a/b Blank-Off Plate Step – 4 a/b Temtrol, Inc ® Manufacturers of ….. Customized Air Handling Units...
  • Page 74 (2) Use a “Megger” periodically to ensure that the integrity of the winding insulation has been maintained. Record the Megger readings. Immediately investigate any significant drop in insulation resistance. (3) Check all electrical connectors to be sure that they are tight. Temtrol, Inc ® Manufacturers of ….. Customized Air Handling Units...
  • Page 75 FWR/FWT 10 Page 27 Baldor District Offices www.baldor.com Temtrol, Inc ® Manufacturers of ….. Customized Air Handling Units...
  • Page 76 START – UP REPORT (if applicable) VFD UNIT MODELS Start – UP Date: ______________________ Temtrol recommends that the following FWT START~UP REPORT be performed on each unit and the results filed with the appropriate facility engineering office. Unit Nameplate Data Model No.
  • Page 77 Check and record all voltage readings i. Energize MSP one at a time to ensure correct motor rotation. j. Ensure that CFM monitoring system is functioning (if applicable). Comments Temtrol, Inc ® Manufacturers of ….. Customized Air Handling Units...
  • Page 78 FWT/FWR 09 Page 30 FWT/FWR Trouble Shooting Temtrol, Inc ® Manufacturers of ….. Customized Air Handling Units...
  • Page 79 TROUBLE SHOOTING GUIDES FWR - FWT PROBLEM PROBABLE CAUSE SOLUTION Fanwall Will Not No main power a. Check main power fuses with ohm meter Start Or Run At All b. Correct problem and replace fuses with size indicated on electrical diagram. c.
  • Page 80 TROUBLE SHOOTING GUIDES FWR - FWT PROBLEM PROBABLE CAUSE SOLUTION Motor Failure (Con't) Motor overloaded a. Check amperage at motor. b. motor junction box. If amperage outside of motor nameplate limits, conduct additional field tests that follow. c. Check rotation of fan. d.
  • Page 81 TROUBLE SHOOTING GUIDES FWR - FWT PROBLEM PROBABLE CAUSE SOLUTION Excessive humming High Voltage a. Check input line connections. Eccentric air gap b. Have motor serviced at local Baldor service center. Fan Capacity High external static a. Check actual pressure against unit data plate pressure pressure.
  • Page 82 TROUBLE SHOOTING GUIDES FWR - FWT PROBLEM PROBABLE CAUSE SOLUTION Vibration Shipping bolts and/or a. Verify all shipping blocks and braces are And Noise braces not removed removed. (con't) b. Remove shipping attachments. Rubbing between rotating parts a. Isolate and eliminate cause of rubbing. and stationary parts b.

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