Simplicity LTH series Service Manual
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Simplicity LTH series Service Manual

Simplicity LTH series Service Manual

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  • Page 2 MANUFACTURING, INC. 500 N Spring Street / PO Box 997 © Copyright 1997 Simplicity Manufacturing, Inc. Port Washington, WI 53074-0997 USA All Rights Reserved. Printed in USA.

  • Page 3: Table Of Contents

    1 General Information Table of Contents SECTION CONTENTS Models Covered Models & Identification..............1-2 Introduction Introduction .................. 1-3 Manual Content ................1-3 Safety Rules Safety Rules - General Operation..........1-4 Safety Rules - Service And Maintenance ........1-6 General Repair Information Bearings &...

  • Page 4: Models Covered

    1 General Information Models Covered In This Manual MODELS COVERED & IDENTIFICATION NUMBERS This manual contains service information for the models listed below. Consult the Identification Tag located on the tractor frame for the manufacturer’s identification number and serial number. Always use the manufacturer’s identification number and serial number when ordering parts or documentation.

  • Page 5: Introduction

    Whenever specialized or Covers removal, disassembly, inspection, and repair of custom tools are available to save time, reduce effort, or Simplicity serviceable transmissions. improve overall service efficiency, the most effective safe 8. Deck Repair repair method available should be utilized.

  • Page 6: Safety Rules

    1 General Information Safety Rules Read these safety rules and follow them closely. Failure to obey these rules could result in loss of control of rider, severe personal injury or death to you, or bystanders, or damage to property or equipment. This mowing deck is capable of amputating hands and feet and throwing objects.

  • Page 7: General Safety

    1 General Information Safety Rules CHILDREN • Always follow the engine manual instructions for proper start-up procedures when returning the unit to Tragic accidents can occur if the operator is not alert to service. the presence of children. Children are often attracted to the unit and the mowing activity.
  • Page 8 Simplicity dealer als. Contact with these or any other sources of igni- before proceeding. Never attempt a repair that you’re...
  • Page 9 1 General Information Safety Rules Exhaust Gas Safety Electrical System Safety • Internal combustion engines produce and exhaust • Loose connectors, worn wires, damaged wire insula- Carbon Monoxide (CO), an odorless, colorless, gas tion, and loose termination hardware can cause that causes dizziness, nausea, flu-like symptoms, sparks, short-circuits, and erratic equipment opera- unconsciousness, or even brain damage or death, if...
  • Page 10 1 General Information Safety Rules Work Area Safety General Servicing Safety • Always keep the work area clear of clutter from dis- • Always check safety devices and switches for proper carded parts, and debris from parts boxes or packag- operation - never alter these devices or make tempo- ing materials.

  • Page 11: General Repair Information

    1 General Information Repair Information GENERAL REPAIR INFORMATION INSPECTION Once cleaned, bearings can be properly inspected for In addition to providing specific repair procedures for the wear, scratches, visible damage such as corrosion, equipment listed at the beginning of this section, this cracked seals or scorching, and rough, or noisy, opera- manual provides the following additional general instruc- tion.

  • Page 12: Fasteners & Hardware

    1 General Information Repair Information Fasteners & Hardware Scratches, abrasions, and other damage to painted sur- faces should be repaired promptly to prevent the forma- All hardware and fasteners used in this equipment must tion of rust and premature part failure. Factory supplied meet factory specifications for SAE grade, size, and paints are available that provide both an accurate color torque, and must be kept securely tightened.

  • Page 13: Specifications

    1 General Information Specifications Specifications Capacity: 4 Gallons (15.1 L) Muffler Quiet Compact, Low Back Pressure 15 HP Briggs & Stratton ENGINE Make Briggs & Stratton 14 & 16 HP Briggs & Stratton Model Vanguard Make Briggs & Stratton Horsepower 15 HP @ 3600 rpm Model Vanguard V-Twin...
  • Page 14 1 General Information Specifications Motor Fixed Displacement Piston Turning Radius Inside Rear Tire 16 In. (40.6 cm) Hydraulic Fluid 3.5 Quarts (3.3 L) SAE 20W-50 Premium Control Single Lever Release DIMENSIONS Lever for Manual Tractor Movement, Tractor Continuously Variable, Forward & Overall Length 67 In.

  • Page 15: Torque Specifications

    1 General Information Torque Specifications TORQUE SPECIFICATIONS FOR STANDARD MACHINE HARDWARE (Tolerance ± 20%) SIZE SAE GRADE #2 SAE GRADE #5 SAE GRADE #8 in/lbs in/lbs in/lbs ft/lbs ft/lbs ft/lbs 8-32 8-36 10-24 10-32 1/4-20 10.9 16.3 1/4-28 13.6 19.0 5/16-18 15.0 23.1...
  • Page 16 1 General Information Notes 1 - 14...
  • Page 17 2 Troubleshooting Table of Contents SECTION CONTENTS Troubleshooting Troubleshooting the Tractor ............2-2 Troubleshooting the Mower............2-3 2 - 1...

  • Page 18: Troubleshooting

    2 Troubleshooting Tractor Troubleshooting TROUBLESHOOTING WARNING The troubleshooting guide below lists some common Never attempt to perform repairs while the engine problems, their causes, and remedies. is running. See the repair information on the following sections for Always turn the engine off and remove the key. instructions on how to perform most of these minor repairs yourself.

  • Page 19: Mower Troubleshooting

    2 Troubleshooting Mower Troubleshooting Tractor Troubleshooting Cont. Tractor drive belt slips. 1. Clutch is out of adjustment. See Adjustments Section. 2. Pulleys or belt greasy or oily. Clean as required. 3. Belt stretched or worn. Replace with correct belt. 4. Idler pulley pivot bracket Remove idler pulley, clean and lubricate.
  • Page 20 2 Troubleshooting Notes 2- 4...
  • Page 21 3 Maintenance Table of Contents SECTION CONTENTS A. Storage Temporary ................3-2 Long Term ................3-2 Starting After Storage ............. 3-3 B. Preventive Maintenance Chart ........3-3 C. Maintenance & Adjustments Engine Oil Level ..............3-4 Engine Oil Filter ..............3-4 Engine Air Filter ..............

  • Page 22: Storage Temporary

    3 Maintenance Storage WARNING Never store a tractor, with gasoline in engine or fuel tank, in a heated shelter or in an enclosed, poorly ventilated enclosure. Gasoline fumes may reach an open flame, spark or pilot light (such as a furnace, water heater, clothes dryer, etc.) and cause an explosion.

  • Page 23: Preventive Maintenance Chart

    3 Maintenance Storage Starting After Long Term Storage Before starting the tractor after it has been stored for a long period of time, perform the following steps: 1. Remove the blocks from under the tractor. 2. Install the battery if it was removed. 3.

  • Page 24: Maintenance & Adjustments Engine Oil Level

    3 Maintenance Engine C. MAINTENANCE & ADJUSTMENTS ENGINE OIL LEVEL Engine oil level must be checked at regular intervals to ensure that engine oil is maintained at a level that will provide for adequate lubrication of internal components. Operating the engine with insufficient oil in the oil sump will cause engine components to wear prematurely, and prolonged use with low oil levels may cause engine over- heating, permanent damage, and voiding of the engine...

  • Page 25: Fuel Filter

    3 Maintenance Engine A dirty or clogged filter may cause erratic engine opera- tion, hard starting, or loss of power. Before removing the hoses from the fuel filter, place a small container under the filter to catch the gasoline in the hoses and filter that will drain out as the filter is removed.

  • Page 26: Spark Plug

    3 Maintenance Engine / Battery SPARK PLUG BATTERY MAINTENANCE The spark plug(s) should be inspected at the regular WARNING intervals specified in the engine manufacturer’s owner’s Be careful when handling the battery. Avoid manual and cleaned or replaced as required. spilling electrolyte.

  • Page 27: Mower Blade Service

    3 Maintenance Mower Blade Service Figure 8. Balancing The Blade Figure 7. Removing The Blade WARNING For your personal safety, do not handle the sharp mower blades with bare hands. Careless or improper handling of blades may result in serious injury. MOWER BLADE SERVICE 1.

  • Page 28: Lubricating Tractor

    3 Maintenance Lubrication LUBRICATION Lubricating the Tractor Lubricate the tractor as shown in Figures 10 through In general, linkage connections and other parts that have 17. When a grease gun is shown, wipe the fitting clean, partial rotational or sliding movement (pedal pivot points, apply two or three pumps of lithium base automotive steering links, etc.) should be lubricated periodically with grease, and wipe off excess grease.
  • Page 29 3 Maintenance Lubrication Figure 15. Front Axle Lubrication Points Figure 13. Tractor Lubrication Points - Rear Half (Early Hydro, Eaton 750/751) Figure 16. PTO (Electric clutch) Lubrication - Lubricate tab welded to the underside of frame light- ly whenever the electric clutch is removed for ser- vice, replaced, or when a squeaking sound develops.

  • Page 30: Lubricating The Mower

    3 Maintenance Lubrication Figure 19. Arbor Lubrication Points Figure 18. Mower Lubrication Points LUBRICATING THE MOWER Lubricate the mower as shown in Figures 20 through 22. Be sure to include the grease fittings on the mower idler pulley and arbors, which are located underneath the mower deck.
  • Page 31 4 Adjustments Table of Contents SECTION CONTENTS Electric Clutch Adjustmen t ......... 4-2 Neutral & Return to Neutral Adjustments Hydro-Gear 311-0750 & 0800Transaxle ......4-3 Eaton 750 Hydrostatic Transaxle Early Models w/ Welded Support Bracket ....4-5 Eaton 750 Hydrostatic Transaxle Later Models w/ Plastic Support Bracket ....

  • Page 32: Electric Clutch Adjustmen T

    4 Adjustments Electric PTO Electric PTO Clutch Adjustment Rivet Adjustment of the PTO clutch is usually not necessary on new units. 1. Remove key from ignition switch and disconnect spark plug wires to prevent the possibility of acciden- tal starting while the PTO is being adjusted. Rivet 2.

  • Page 33: Neutral Adjustment

    4 Adjustments Neutral Adjustment - Hydro-Gear NEUTRAL ADJUSTMENT Broadmoor (Hydro-Gear 311-0750 and 311- 0800 Transaxle Models) WARNING When making adjustment, keep hands, hair, clothing, and tools away from rotating belts. Grasp cam lever at base to keep hand several inches below belt rotating around idler pulley assembly.
  • Page 34 4 Adjustments Return-to Neutral - Hydro-Gear RETURN-TO-NEUTRAL ADJUSTMENT Broadmoor (Hydro-Gear 311-0750 & 0800 Transaxle Models) Perform the following adjustment if the shift lever does not return to the neutral gate when the clutch/brake pedal is fully depressed. 1. Make sure the Neutral Adjustment is correct (refer to preceding paragraph).
  • Page 35 4 Adjustments Neutral Adjustment - Eaton NEUTRAL ADJUSTMENT LTH/Broadmoor (Eaton 750 Hydrostatic Transaxle - Early Models with Welded Support Bracket “H” - See Figure 5). NOTE: Perform the Clutch/Brake Adjustment before doing the Neutral Adjustment. 1. Park tractor on level surface. Shut off PTO switch and engine.
  • Page 36 4 Adjustments Neutral Adjustment - Eaton NEUTRAL ADJUSTMENT Broadmoor (Eaton 750 Hydrostatic Transaxle with Plastic Support Bracket “H” - See Figure 6). 1. Park tractor on level surface. Shut off PTO switch and engine. Do not apply parking brake. Make sure transmission control lever is in neutral and has acti- vated neutral switch light (ignition switch on).

  • Page 37: Eaton 751 Hydrostatic Transaxle

    4 Adjustments Neutral Adjustment - Eaton NEUTRAL ADJUSTMENT Broadmoor (Eaton 751 Hydrostatic Transaxle) 1. Park Tractor on level surface. Shut off PTO switch and engine, and remove key. Do not apply parking brake. Make sure transmission control lever is in neutral and has activated neutral.

  • Page 38: Tuff Torq K60 Hydrostatic Transaxle

    4 Adjustments Neutral Adjustment - Tuff Torq NEUTRAL ADJUSTMENT 7. With positioning pin in place, tighten nut (D), and then tighten nut (A). Broadmoor (Tuff Torq K60 Hydrostatic 8. Remove positioning pin and move ground speed con- Transaxle) trol lever through forward and reverse ranges and return lever to neutral.
  • Page 39 4 Adjustments Neutral Adjustment - Peerless NEUTRAL ADJUSTMENT Peerless 801-059B If the tractor moves forward or backward with the trans- mission control speed lever positioned in the neutral gate, perform the following adjustment. 1. Raise the rear of the tractor off ground with suitable hoist or floor jack.

  • Page 40: Clutch / Brake Adjustment

    4 Adjustments Brake Adjustment CLUTCH / BRAKE ADJUSTMENT Brake Spring: Approximate Compressed Spring Length: Hydro-Gear 0750/0800 2-7/8” Tuff Torq K60 2-7/8 Eaton 750 1-3/4 Peerless 801 2-7/8” Hydro-Gear 311-0750 & 311-0800 1. See figure 10. With parking brake released, rotate the brake cam (A) forward until it stops.

  • Page 41: Tuff Torq K60

    4 Adjustments Brake Adjustment Tuff Torq K60 Transmission 1. Engage the parking brake.. 2. The brake spring should be compressed to a length of 2-7/8”. Turn the adjustment nut (A, Figure 13) to increase or reduce spring tension until correct spring length is reached.

  • Page 42: Purging Air From Transaxle

    4 Adjustments Purging Transaxle / Steering Adjustment PURGING AIR FROM TRANSAXLE Air may become trapped in the inlet hydraulic filter or closed loop passages of the hydro transaxle during assembly or shipment of the tractor. It is very important for proper operation to release any trapped air that may cause damage to the internal transaxle parts.

  • Page 43: Mower Adjustments

    4 Adjustments Mower Adjustment MOWER ADJUSTMENT 8. See Figure 17. To raise front of mower deck, loosen WARNING front nut (A) and turn rear nut (B) against bracket (C). Before checking mower, shut off PTO and 9. To lower front of mower deck, loosen rear nut (B) and engine.
  • Page 44 4 Adjustments Notes 4 - 14...
  • Page 45 5 Electrical Troubleshooting Table of Contents SECTION CONTENTS Introduction Tools Needed ..................5-2 System Description ................5-2 Principals Of Operation Ignition System ...................5-2 Charging System ................5-2 Cranking System ................5-2 Safety Interlock System..............5-2 Operation....................5-2 Checking Out The System General....................5-3 Test Series ..................5-3 Lower Wire Harness Explosion Diagram .......5- Upper Wire Harness Explosion Diagram ........5-6...

  • Page 46: Tools Needed

    5 Electrical Troubleshooting General Information - Theory INTRODUCTION Cranking System Battery voltage is present at the "B" terminal of the igni- Tools Needed tion switch at all times (see Figure 8). Turning the igni- • VOM (Volt-Ohm meter, multi-meter, or equivalent) tion switch to START supplies 12 volts to one of the sole- noid coil terminals.

  • Page 47: Checking Out The System General

    5 Electrical Troubleshooting General Information - Testing CHECKING OUT THE SYSTEM Test Series General CHECKING THE POWER SUPPLY 1. Wiring Both the ignition and charging systems are internal to the tractor engine. Follow the Troubleshooting Guide, 2. Battery Tests Section 2, or refer to your engine manual for information. •...
  • Page 48 5 Electrical Troubleshooting Lower Wiring Harness **2044 See Engine Group To Upper Harness Kohler units only Grommet - see Hood, Grille & Dash Group Briggs & Stratton units only 10, 12 Location of engine kill wire Electric on twin cylinder Clutch Briggs &...
  • Page 49 5 Electrical Troubleshooting Lower Wiring Harness LOWER WIRING HARNESS REF. QTY. DESCRIPTION WIRE ASSY., Headlight SOCKET, Bulb BULB, Headlight, 12.8V TIE, Cable BUSHING, Snap, Small LENS, Headlight BEZEL, Headlight HEADLIGHT ASSY. (Incl. Ref. Nos. 2, 3, 6, 7 & 9) HEAT SHIELD HARNESS ASSY., Lower (14, 15 &...
  • Page 50 5 Electrical Troubleshooting Main Wiring Harness Clutch / Brake Pedal **2045 Interlock Switch (Later Models Only) Circuit Breaker Transmission Switch P.T.O. Switch To Lower Harness Headlight Switch To Engine Starter Not used on 15 HP Gear Model NOTE: Unless noted otherwise, use the standard hardware torque specification chart.
  • Page 51 5 Electrical Troubleshooting Main Wiring Harness MAIN WIRING HARNESS REF. QTY. DESCRIPTION COVER, Terminal CABLE, Battery to Solenoid HOSE, Battery, Drain WIRE ASSY. CIRCUIT BREAKER CABLE, Solenoid to Starter HOLD DOWN, Battery BULB, Indicator Light (Qty. 4 used on 15 HP models) BOOT, Insulator BATTERY SOLENOID...

  • Page 52: B. Battery Tests

    5 Electrical Troubleshooting Battery & Cable Tests 1. CHECKING THE POWER SUPPLY WARNING TO PREVENT ACCIDENTAL STARTING, DIS- A. Check Wiring Condition and Tightness CONNECT AND SECURE THE SPARK PLUG WIRES BEFORE CONDUCTING ANY ELEC- 1. Check all wires for cracked or worn insulation. TRICAL TESTS.
  • Page 53 5 Electrical Troubleshooting Battery & Cable Tests HYDROMETER TEST WARNING 1. Check each cell using a hydrometer. FOLLOW BATTERY CHARGER MANUFAC- All cells should have a specific gravity of 1.27 or better. TURER’S INSTRUCTIONS. If the cells vary by more than . 050 points, charge the BATTERY ACID FORMS...

  • Page 54: Test Circuit Breaker

    5 Electrical Troubleshooting System Isolation / Cranking System Tests 2. ISOLATE CRANKING AND SAFETY SYSTEMS 1. Disconnect the spark plug wire(s) from the spark plug(s) to prevent accidental starting. 2. Remove the black/yellow and green/black connector (A, Figure 6) from the small solenoid post. 3.

  • Page 55: Test Power To Ignition Switch

    5 Electrical Troubleshooting Ignition Switch Tests B. Test Power to Ignition Switch 1. Pull plug off ignition switch. 2. Set VOM to VDC 3. Probe ground. Probe the "B" receptacle (see Figure 9) on the ignition switch plug. The VOM should show battery voltage.

  • Page 56: Test Power To Solenoid

    5 Electrical Troubleshooting Ignition Switch / Solenoid Tests 8. Hold switch in START position. Test the following connections for continuity: B to L, B to S, L to S. There should be a reading of 0.3-1.0 ohms (continu- ity) on the multi-meter (see Figures 12-14). 9.

  • Page 57: Test Solenoid

    5 Electrical Troubleshooting Solenoid Tests E. Test Solenoid For this, and all tests, the ground speed control lever must be in neutral, the parking brake set, and the PTO switch must be OFF. Unplug and secure all spark plug wires. Read completely through the instructions before performing this and all tests.

  • Page 58: Test Power To Starter

    5 Electrical Troubleshooting Solenoid / Starter Tests 4. Probe the mounting base of the solenoid. Probe small post #1 and observe the VOM. Probe post #2 and observe the VOM. The VOM should read no continuity in both cases. Figure 19.Testing for Solenoid Short 5.

  • Page 59: Pto Interlock Switch

    5 Electrical Troubleshooting Safety Interlock System Tests 4. TESTING THE SAFETY INTERLOCK SYSTEM A. Test PTO Interlock Switch When a switch is replaced, test the new switch to make sure it works correctly. 1. Turn the PTO switch (A, Figure 22) OFF. Rocker-Type Switch Pull-Type Switch 2.
  • Page 60 5 Electrical Troubleshooting Seat Switch / Clutch / Brake Switch Tests C. Test Seat Switch (Electrical) 1. Raise seat and disconnect the harness plug. 2. Set VOM to Ohms. 3. Connect probes to seat switch terminals. The VOM should read no continuity. 4.

  • Page 61: Neutral Safety Switch (Mechanical)

    5 Electrical Troubleshooting Neutral Safety Switch Tests F. Test Neutral Safety Switch (Mechanical) NOTE: When a switch is replaced, test the new switch to make sure it works correctly. 1. Move ground speed control lever out of the neutral gate. 2.

  • Page 62: Interlock Module

    5 Electrical Troubleshooting Interlock Module / Headlight Tests H. Interlock Module If all other switches, connectors, wires, and cables have tested OK, the interlock module is at fault and must be removed and replaced. The module is not testable. However, if available, a known-good mod- ule can be used to test the system.

  • Page 63: Hour Meter

    5 Electrical Troubleshooting Headlight / Hour Meter Tests 5. Keep the headlight switch ON. Probe ground and Probe Here probe the terminal at the headlight connection. The VOM should read battery voltage. If not, check the switch and the continuity of all wires and connectors. Figure 37.

  • Page 64: Power To Hour Meter

    5 Electrical Troubleshooting Hour Meter / Dash Light Tests E. Test Power to Hour Meter (Where Applicable) 1. Turn the ignition switch to RUN. 2. Set VOM to VDC. 3. Probe ground. Probe the white/blue wire at the hour meter terminal. The VOM should read battery volt- age.

  • Page 65: Test Electric Pto Clutch

    5 Electrical Troubleshooting PTO Clutch Tests G. Test Electric PTO Clutch Clutch Body TEST PTO CLUTCH RESISTANCE 1. Set VOM to Ohms. Terminals 2. Unplug the PTO clutch connector. 3. Probe PTO clutch connector terminals. The VOM should read approximately 2-3 Ohms. If the clutch has more resistance than 3 Ohms, replace the field assembly or clutch assembly.
  • Page 66 (BACK VIEW SOLENOID BLUE / WHITE OF SWITCH) ALTERNATOR BATTERY STARTER IGNITION SWITCH OIL LIGHT BLACK GREEN CIRCUIT BLACK / YELLOW BREAKER HEADLIGHTS FOOT PURPLE / WHITE SWITCH BLACK RED / BLACK PTO LIGHT PURPLE BLACK / WHITE GREEN / BLACK WHITE GREEN TRANS.
  • Page 67 (BACK VIEW BLUE / WHITE SOLENOID OF SWITCH) BATTERY STARTER IGNITION SWITCH BLACK CIRCUIT BLACK / YELLOW BREAKER FOOT SWITCH GREEN / BLACK SWITCH WHITE YELLOW / BLACK HARNESS HARNESS START PLUG PLUG (UPPER) (LOWER) ORANGE / BLACK BROWN START TRANS SWITCH LIGHT...
  • Page 68 5 Electrical Troubleshooting Notes 5 - 24...
  • Page 69 6 General Repair Table of Contents SECTION CONTENTS 6A. Steering & Front Wheel Repair General ..................6-2 Elevating Front of Unit For Safe Service ......... 6-2 Front Wheel Repair ..............6-4 LH Spindle Repair ..............6-6 RH Spindel / Steering Arm Repair........... 6-8 Tie Rod Repair ................

  • Page 70: Steering & Front Wheel Repair

    6 General Repair 6A Steering & Front Wheel Repair ELEVATING FRONT OF UNIT FOR DANGER SAFE SERVICE PREVENT SERIOUS INJURY OR 1. Remove the ignition key, and disconnect the spark DEATH FROM FALLING UNIT plug wire to prevent accidental starting while working Always use a properly working lifting device with on unit.
  • Page 71 H. Bearing (See Inset) "H" - Later Models Wheel Washer K. Hubcap** Grease front wheel assemblies "H" - Early Models * AGCO Allis, Massey Ferguson & early Simplicity models ** Later Simplicity models Figure A–2. Front Wheel Assembly 6 - 3...

  • Page 72: Front Wheel Repair

    BROADMOOR MODELS Hubcap NOTE: Illustrations show AGCO Allis, Massey-Ferguson, retainer and earlier Simplicity model style of hubcap and hard- ware. Later model Simplicity units have a large snap-on hubcap cover that must be removed for access to the wheel retaining ring.
  • Page 73 6 General Repair 6A Steering & Front Wheel Repair STEERING GROUP ASSEMBLIES Dash Upper Steering Group Frame Lower Dash Lower Steering Group Figure A–5. Broadmoor Steering Group - Typical Assembly (Frame & Dash Shown For Component Position Reference) 6 - 5...

  • Page 74: Lh Spindle Repair

    6 General Repair 6A Steering & Front Wheel Repair LOWER STEERING GROUP To Pitman Arm A. Clip Ring, 5/8 B. Washer C. Capscrew D. Spacer E. Rod End F. Washer Torque to G. Nut, Flange, 3/8-16 17-23 ft. lbs. H. Jam Nut, 1/2-20 (2 places) Drag Link Washer, 49/64...
  • Page 75 6 General Repair 6A Steering & Front Wheel Repair 4. Using a 9/16" socket and 9/16" open end or box wrench, remove the capscrew/washer and flanged hex nut that secure the steering arm assembly to the rod end (Figure A–8). NOTE: A spacer is located over the capscrew threads in the rod opening to permit rotation of the steering arm.

  • Page 76: Rh Spindel / Steering Arm Repair

    6 General Repair 6A Steering & Front Wheel Repair RH Spindle/Steering Arm Repair 1. Remove right front wheel using same procedure as used for left front wheel. (Figure A–11) 2. Use a center punch to mark the relative assembled positions of the right hand steering arm, right hand spindle assembly, and the right side of the front axle assembly (Figure A–11 and A–12).
  • Page 77 6 General Repair 6A Steering & Front Wheel Repair Reassembly 1. Reassemble parts in the reverse order of disassem- bly, using particular care to realign the steering arm Rod End Spacer assembly, spindle assembly, and axle housing. 2. Observe torque specifications on Figure A–6. NOTE: If alignment marks are obscured during service or if parts are replaced, proper steering alignment can be performed later with wheels installed using the distance...

  • Page 78: Tie Rod Repair

    6 General Repair 6A Steering & Front Wheel Repair Tie Rod Repair 1. The tie rod can be removed by disassembling the flanged hex lock nuts and carriage bolts that secure the tie rod to the left and right steering arm assem- blies (Figure A–16).
  • Page 79 6 General Repair 6A Steering & Front Wheel Repair UPPER STEERING GROUP ASSEMBLY Grease bushings "K" (3 places) Early models used a capscrew, washer & nut in place of a roll pin (C). (gear teeth) Apply Loctite #271. Torque to 20-30 ft.lbs. NOTE 4 Torque to 17-23 ft.lbs.

  • Page 80: Steering Wheel Removal

    6 General Repair 6A Steering & Front Wheel Repair Steering Wheel Removal EARLIER MODELS 1A.Remove the steering wheel by disassembling the hex head bolt and hex nut that secure the steering wheel to the steering shaft assembly (Figure A–19). Figure A–19. Remove Steering Wheel Hardware Earlier Models CURRENT MODELS 1B.Later-model steering wheels are attached to the...

  • Page 81: Steering Shaft Removal

    6 General Repair 6A Steering & Front Wheel Repair Steering Shaft Removal NOTE: Unit must eventually be tipped up to remove the shaft. 1. Remove the steering wheel as shown in the steering wheel removal section. 2. Remove the cotter pin from the steering shaft (A, Figure A–22) just above bushing in the frame sup- port.

  • Page 82: Steering Gear / Pitman Arm Service

    6 General Repair 6A Steering & Front Wheel Repair Steering Gear / Pitman Steering Arm Service Drag Link 1. Tilt the unit up or place on an elevated work stand for access to the underside of the frame. 2. Disassemble the drag link from the pitman arm by removing the capscrew, washers, spacer, and flanged hex lock nut (Figure A–24).

  • Page 83: Drag Link Removal

    6 General Repair 6A Steering & Front Wheel Repair Drag Link Removal Drag Link 1. See Figure A–27. Using a 9/16" socket and 9/16" open end or box wrench, remove the capscrew, washer and flanged hex nut that secure the steering arm assembly to the front rod end on the drag link.
  • Page 84 6 General Repair 6A Steering & Front Wheel Repair - Notes 6 - 16...
  • Page 85 6 General Repair 6B Hand Controls Repair GENERAL The hand controls group consists of the following major Shift Lever components (also see Figures B–1 and B–2): • Shift Lever • Throttle Lever • Choke Lever Lift Lever • Parking Brake •...

  • Page 86: Hand Controls Repair General

    6 General Repair 6B Hand Controls Repair EARLY MODEL SHIFT LEVER ASSEMBLY EARLY MODEL A. Knob B. Shift Lever C. Cotter Pin D. Washer E. Torsion Spring F. Plastic Bushing - 1/2" Dia. Grease G. Nylon Bushing - 3/4" Dia. H.

  • Page 87: Parking Brake Rod

    6 General Repair 6B Hand Controls Repair Early Style Lift Lever Assembly Lower Dash Frame Grease Later Style Lift Lever Assembly Figure B–4. Broadmoor Lift Handle Assembly Later Style Lift Lever Assembly A. Knob K. Lift Link *T. Lift Handle Rod B.

  • Page 88: Parking / Shift Knob Removal

    6 General Repair 6B Hand Controls Repair Parking Brake Rod Service 1. See Figure B–5. Remove the cotter pin from the lower end of the parking brake rod, and after noting the correct installation position of the rod, disengage it from the parking brake cam. Lift the parking brake rod up and out of the lower dash/frame area, and in- spect for wear or damage.

  • Page 89: Shift Lever Assm. Service

    6 General Repair 6B Hand Controls Repair Shift Lever Assembly Service Shift lever assembly service requires that the dashboard be removed. Refer to the Hood, Dash, and Grill Repair section for dashboard removal instructions. After the dash assembly is fully separated from the unit, set it aside carefully to prevent damage to electrical com- ponents.
  • Page 90 6 General Repair 6B Hand Controls Repair 2. Using a long-nose pliers, remove the cotter pin from the end of the shift lever. (Figure B–11) Cotter Pin Figure B–11. Remove End Cotter Pin 3. Slide the shift lever out of the shift lever mounting bushings, and inspect for damage.
  • Page 91 6 General Repair 6B Hand Controls Repair 4. Using a 7/16" socket and a short extension bar, re- move the two sets of hex nuts, lockwashers, flat washers, and carriage bolts that attach the tension bracket to the inside wall of the lower dash (Figure B–14).
  • Page 92 6 General Repair 6B Hand Controls Repair Shift Lever Rod Service Shift Lever BROADMOOR LATE MODEL HYDROS Assembly Arm 1. Remove battery from unit to provide access to front shift lever rod assembly at base of shift lever assem- bly (Figure B–16) 2.
  • Page 93 6 General Repair 6B Hand Controls Repair 3. See Figure B–19. Note the position of the belt stop relative to the v-pulley, and then loosen the lock nut that secures the v-pulley to the idler. Slide the drive Belt Stop belt out of the gap between the pulley and belt stop.
  • Page 94 6 General Repair 6B Hand Controls Repair Front Shift Rod Shift Pivot Figure B–23. Disassemble Shift Pivot/Front Shift Figure B–22. Front/Rear Shift Rod Assembly Rod Assembly - Hydro Parts List A. Rear Shift Rod B. Spacer Rear Shift Rod C. 11/32 x 1-1/8 Washer D.
  • Page 95 6 General Repair 6B Hand Controls Repair Figure B–25. Broadmoor Hydro Shift Rod Figure B–26. Broadmoor Gear Shift Rod Eaton Transmission Peerless Transmission Parts List Parts List A. 5/16-18 x 1-1/4 Carriage Bolt A. Shift Lever B. Speed Control Lever B.

  • Page 96: Lift Lever Assm. Service

    6 General Repair 6B Hand Controls Repair Lift Lever Assembly Service Access for lift lever service may be achieved by remov- ing the battery from the lower dash area, or for a greater access area, by removing the dash assembly and related parts as shown in the Hood, Dash, and Grill Repair Repair section.

  • Page 97: Choke Control Service

    6 General Repair 6B Hand Controls Repair Engine Choke Control Service (Twin Cylinder Units Only) On units with a dash-mounted engine choke control, the control is a push-pull button mounted on the lower left portion of the dash assembly (Figure B–30). For easiest service access, the battery should be removed from the unit.
  • Page 98 6 General Repair 6B Hand Controls Repair Throttle (Engine Speed Control) Assembly Throttle (Engine Speed Control) THROTTLE CONTROL ASSEMBLY PARTS "Multi-piece" Throttle Assembly A. Throttle Cable B. Truss head Screw #10-32 x 1/2" C. Carriage Bolt 5/16-18 x 1-3/4" D. Throttle Handle E.

  • Page 99: Throttle Control Service

    6 General Repair 6B Hand Controls Repair Throttle (Engine Speed) Control Service The throttle control is attached to the underside of the dashboard and may be accessed by raising the unit's hood. For greater access and improved work area, the battery may be removed from the unit.
  • Page 100 6 General Repair 6B Hand Controls Repair - Notes 6 - 32...
  • Page 101 6 General Repair 6C Foot Controls Repair GENERAL Brake Pedal Servicing the foot control group assemblies requires access to the underside of the frame, which may be gained by removing the mower deck and elevating the unit to a convenient working height using a properly rated jack or lift table.
  • Page 102 6 General Repair 6C Foot Controls Repair Brake Pedal Assembly Clutch Rod Idler Arm Assembly Figure C–3. Gear Foot Controls Group Typical Assembly Brake Pedal Assembly Clutch Rod Idler Arm Assembly Figure C–4. Hydro Foot Controls Group Typical Assembly 6 - 34...
  • Page 103 6 General Repair 6C Foot Controls Repair HYDRO FOOT CONTROLS Brake Pedal Assembly Arm Clutch / Brake Pedal Arm Assembly Service Refer to Figures C-11 through C-13 for transmission- Lift Cam specific parts breakdowns. 1. Remove the mower deck, and position the unit to per- 3/8-16 mit safe access to the underside of the frame and the Locknut...

  • Page 104: Foot Controls Repair General

    6 General Repair 6C Foot Controls Repair 8.If no additional service is to be performed, reassemble Lift Cam remaining parts in reverse order of disassembly. See Figures C–11 through C-13 for correct parts position- ing after reassembly, and check for proper operation of brake pedal assembly parts.
  • Page 105 6 General Repair 6C Foot Controls Repair To Idler Arm Assembly FRONT Figure C–11. Broadmoor Hydro Foot Control - Brake Pedal Assembly Parts - Hydro-Gear 0750 / 0800 A. Brake Pedal Assembly H. Clutch Rod O. Switch Actuator B. Foot Pedal Pad 13/32"...
  • Page 106 6 General Repair 6C Foot Controls Repair To Clutch Lever Figure C–12. Broadmoor HYDRO Foot Control - Brake Pedal Assembly Parts - Eaton 750 / 751 & Tuff Torq A. Brake Pedal Assembly E. 11/32" Washer 3/8" Washer B. Plastic Bushing F.
  • Page 107 6 General Repair 6C Foot Controls Repair To Idler Assy. 3-1/64" FRONT Later Models Figure C–13. Broadmoor Gear Foot Controls - Brake Pedal Assembly Parts - Peerless 801 A. Brake Pedal Assembly G. Clutch Rod M. Torsion Spring B. Plastic Bushing H.

  • Page 108: Idler Arm Assm. Service

    6 General Repair 6C Foot Controls Repair Clutch Clutch Washer Drive Spring Cotter Pin Drive Belt Idler Arm Assembly Figure C–14. Broadmoor Hydro Idler Arm Assembly Figure C–15. Remove Cotter Pin & Washer - Typical - Typical Idler Arm Assembly Service Drive Belt Pulley...

  • Page 109: Lockout Lever Assm. Service

    6 General Repair 6C Foot Controls Repair Lockout Rear Lever Shift Rod Front Shift Rod Control Lever Pivot Shift Pivot Shaft Assembly Figure C–18. Lockout Lever/Shift Pivot Assembly Figure C–19. Rear Shift Rod/Transmission Assembly Lockout Lever Service (Hydro-Gear 0750 / 0800 Only) The lockout lever is located directly under the idler arm assembly and is mounted on the same pivot shaft.
  • Page 110 6 General Repair 6C Foot Controls Repair Shift Pivot Assembly Service (Hydro-Gear Front 0750 / 0800 Only) Shift Rod The shift pivot assembly is located on the pivot shaft behind the lockout lever, and attaches to the lockout lever and the front shift rod. With the lockout lever removed, the shift pivot assembly can be visually inspected for wear, corrosion, or other damage, and can be removed and replaced by disas-...
  • Page 111 6 General Repair 6C Foot Controls Repair Clutch Rod To Foot Pedal Arm Linkage FRONT To Slot In Transmission Bracket Figure C–23. Broadmoor Hydro Foot Control - Idler Arm Assembly Parts - Hydro-Gear A. Plastic Bushing F. 3/8-16 Flange Whizlock Nut K.
  • Page 112 6 General Repair 6C Foot Controls Repair Brake Rod To Foot To Transmission Pedal Clutch Rod Return-to- neutral Rod To Transmission Early Models To Slot In Transmission Only Bracket Early Models Only Figure C–24. Broadmoor Hydro Foot Control - Actuator Assembly Parts - Eaton 750 / 751 & Tuff Torq K60 A.
  • Page 113 6 General Repair 6C Foot Controls Repair Clutch To Foot Pedal Arm Initial Mounting Hole Linkage For Drive Spring "J" Mounting Hole For Drive Spring "J" After Belt Wear-In Early Models FRONT Attach To Front End Of Frame - Steering Mounting Area Figure C–25.

  • Page 114: Rod Guide / Brake Rod Service

    6 General Repair 6C Foot Controls Repair Rod Guide / Brake Rod ROD GUIDE SERVICE The rod guide is installed between the rear of the clutch rod and the front of the brake rod. The brake rod extends from the rear of the rod guide to the brake lever on the transmission (See Figures C–29 through C–32).
  • Page 115 6 General Repair 6C Foot Controls Repair Unit Side Frame Clutch Rod Transmission Figure C–29. Broadmoor Hydro Foot Control - Transmission Model Hydro-Gear 0750 / 0800 Brake Linkage Parts A. 3/8 Lockwasher E. Brake Rod Rod Guide B. 3/8-16 Hex Nut F.
  • Page 116 6 General Repair 6C Foot Controls Repair Note 4 Transmission Figure C–28. Broadmoor Hydro Foot Controls - Eaton 750 / 751 Transmission Linkages A. Clevis Bars Hydro Cam S. Spring B. Washer K. 1/8 x 1/2 Woodruff Key T. Spacer C.
  • Page 117 6 General Repair 6C Foot Controls Repair Actuator Assembly Actuator Assembly Note 4 Figure C–31. Broadmoor Hydro Foot Controls - Tuff-Torq K60 Transmission Linkages A. Cotter Pin F. 1/4 Lockwasher Brake Rod B. 11/32 Washer G. 6 mm Hex Nut K.
  • Page 118 6 General Repair 6C Foot Controls Repair Attach To Frame Early Units Note 4 Peerless Gear Transmission Figure C–32. Broadmoor Gear Foot Control - Brake Pedal Assembly Parts - Peerless 801 A. Cotter Pin G. 3/8 Washer M. 5/16-18 Nylon Lock Nut B.

  • Page 119: Hood, Grille & Dash Repair General

    6 General Repair 6D Hood, Dash, & Grill Repair HOOD, GRILLE & DASH REPAIR Hood and Grille General The hood and grille are easily removed as an assembly for repair or engine access. No special tools are required to disconnect the headlight wire assembly during the hood removal.
  • Page 120 6 General Repair 6D Hood, Dash, & Grill Repair 2. Disconnect the headlight wire harness at the two pin connector (D, Figure D–3) located near the oil fill tube on the right side of the engine. Thread the wire har- ness out through the engine lift bracket and remove it from the speed clip attaching the harness to the hood.

  • Page 121: Dash Removal

    6 General Repair 6D Hood, Dash, & Grill Repair Dash Removal Shift Lever 1. Remove the hood according to the instructions in the Knob previous section. 2. Remove the steering wheel. See Steering and Front Wheel Repair. 3. Remove the shift lever knob from the shift lever. a.
  • Page 122 6 General Repair 6D Hood, Dash, & Grill Repair 8. Remove the whizlock capscrews from the lower front corners of the dash using a 3/8” box wrench. These screws fasten into captive palnuts on the dash, and require no additional tools for hardware removal. (Figure D–8) Figure D–8.
  • Page 123 6 General Repair 6D Hood, Dash, & Grill Repair 11. See Figure D–11. Disconnect the lower harness con- nector by pulling the two halves apart. Use a firm grip and a light, side-to-side flexing motion on the connector to separate the connector halves. Connector Figure D–11.
  • Page 124 6 General Repair 6D Hood, Dash, & Grill Repair 14 Using a 3/8" open end wrench, loosen the hex nut that secures the throttle cable end clamp to the throt- tle cable mounting bracket, and detach the clamp from the bracket. Reinsert the screw and hex nut into the clamp to prevent loss (Figure D–14).
  • Page 125 6 General Repair 6D Hood, Dash, & Grill Repair 17. See Figure D–17 Remove the cable end from the Choke Lever choke lever. Pull the choke cable back toward the dash assembly, and through the access hole in the bulkhead to permit removal of the dash assembly from the unit.
  • Page 126 6 General Repair 6D Hood, Dash, & Grill Repair - Notes 6 - 58...

  • Page 127: Seat, Deck & Fuel Tank Repair Seat Removal

    6 General Repair 6E Seat, Deck, & Fuel Tank Repair SEAT, DECK & FUEL TANK REPAIR Seat Removal Note: Seat and seat deck can be removed as an assembly if individual component repair is not required. Go to “Seat Deck Removal”. 1.

  • Page 128: Seat Deck Removal

    6 General Repair 6E Seat, Deck, & Fuel Tank Repair Seat Deck Removal NOTE: If the seat has already been removed, proceed to step 3. 1. Tilt the seat forward and disconnect the two wire cable harness attached to the operator present safety switch (A, Figure E–1).

  • Page 129: Rear Wheel Repair General

    6 General Repair 6F Rear Wheel Repair REAR WHEEL REPAIR General The following is an exploded view of the rear wheel assemblies. Apply anti-seize compound to axle before assembly. Retaining ring must be properly seated in groove of rear axle. Figure F-1.

  • Page 130: Elevating Rear End For Safe Service

    6 General Repair 6F Rear Wheel Repair DANGER PREVENT SERIOUS INJURY OR DEATH FROM FALLING UNIT Always use a properly working lifting device with a capacity suitable for the weight of the unit being serviced. Always use a jack stand to support the unit while performing service, and chock remaining wheels to prevent the unit from rolling off the supports.
  • Page 131 7 Transmission Repair Table Of Contents SECTION CONTENTS 7A. Peerless 801-059B General..................7-2 Removal and Installation Instructions........7-3 Explosion Diagram ..............7-4 7B. Eaton 750 / 751 General..................7-7 Explosion Diagrams ..............7-8 Removal .................. 7-12 Disassembly ................7-14 Axle Removal (Eaton 750) ............7-15 Axle Disassembly (Eaton 750) ..........

  • Page 132: Peerless 801-059B

    FIVE SPEED GEAR TRANSAXLE General NOTE: This transaxle is serviced by the manufacturer and not by Simplicity. The exploded parts view is shown The Peerless 801-059B five speed gear transaxle is a here and in the parts manual for reference purposes rugged and efficient gear drive transaxle using an auto- only.

  • Page 133: Transmission Removal

    7 Transmission Repair 7A Peerless 801 Transmission Removal 1. Safely elevate the rear of the tractor on jackstands (see Elevating Rear for Safe Service). 2. Remove the rear wheels (See Rear Wheel Removal) 3. Disconnect the shift rod from the shift lever on top of the transmission (A, Figure A–3).
  • Page 134 7 Transmission Repair 7A Peerless 801 Model & Serial No.'s. Here Figure A–2. Peerless 801-059B Five Speed Gear Transaxle Exploded View 7 - 4...
  • Page 135 7 Transmission Repair 7A Peerless 801 Transaxle Cover Screw, 1/4-20 x 1-1/4" Bearing, Needle Screw, 1/4-20 x 2-1/4" Transaxle Case Locknut, 5/16-24 Countershaft Brake Pad Holder Output Pinion Spacer Output Gear (35 Tooth) Brake Lever Bracket Spur Gear (15 Tooth) Axle (12-1/2"...
  • Page 136 7 Transmission Repair 7A Peerless 801 - Notes 7 - 6...

  • Page 137: Eaton

    7 Transmission Repair 7B Eaton 750 / 751 EATON MODEL 750, 751 HYDROSTATIC TRANSAXLE General Notes The Eaton models 750 and 751 consist of a radial ball piston pump and two radial ball piston motors. The motors drive double series planetary gear sets which, in turn, drive the axles.
  • Page 138 7 Transmission Repair 7B Eaton 750 / 751 Figure B–3. Eaton 750 Hydrostatic Transaxle 1. Ring, Retaining, Internal 19. Seal, Lip, Radial 2. Ring, Retaining, External 20. Boot, Dust 3. Bearing, Input Shaft 21. Screw, 1/4"- 20, Self-Tapping 4. Shaft, Input 22.
  • Page 139 7 Transmission Repair 7B Eaton 750 / 751 Figure B–4. Eaton 750 Hydrostatic Transaxle 1. Carrier, Secondary 15. Ring, Retaining, Internal 2. Gear, Planetary 16. Bearing, Ball 3. Gear, Sun 17. Seal, Radial, Lip 4. Assembly, Gear, Planetary 18. Shaft, Axle 5.
  • Page 140 7 Transmission Repair SECTION 4H. Eaton 750/751 Repair Figure B–5. Eaton 751 Hydrostatic Transaxle 1. Assembly, Cover 14. Insert 27. Spring, Conical 2. Ring, Retaining, External 15. Ring, Cam 28. E-Ring 3. Assembly, Shaft, Input 16. Filter, Hydraulic 29. Rod, Push 4.
  • Page 141 7 Transmission Repair 7B Eaton 750 / 751 Figure B–6. Eaton 751 Hydrostatic Transaxle Axle Assembly 11. Planet Gear, Second, 18T 1. Screw, 1/4"- 20 12. Gear, Ring, 54T 2. Housing, Axle 13.. Sun Gear, Second, 18T 3. Gasket, Housing, Axle 4.

  • Page 142: Removal

    7 Transmission Repair 7B Eaton 750 / 751 Removal 1. Jack up the rear end and remove the rear wheels. (See the Elevating Rear End for Safe Service and Rear Wheel Removal sections) 2. Place a drain pan under the transaxle. 3.
  • Page 143 7 Transmission Repair 7B Eaton 750 / 751 9. With a floor jack supporting transaxle, remove the hardware securing the front transaxle support to trac- tor frame. 10. Remove the capscrews holding the axle supports to side frames. Figure B–10. Remove Mounting Bolts 11.

  • Page 144: Disassembly

    7 Transmission Repair 7B Eaton 750 / 751 Disassembly 1. Turn transaxle upside down and drain case through case drain port. Note: Model 751 has a filter located between valve cover (A) and main housing (B). Refer to item 16, Figure B–5 for reference.

  • Page 145: Axle Removal (Eaton 750)

    7 Transmission Repair 7B Eaton 750 / 751 Axle Removal (Eaton 750) 1. With the transaxle secured to bench, use a 3/8” wrench to remove the axle mounting capscrews. 2. Carefully remove the axle assembly (up to and including wear plate) from the housing. Figure B–16.

  • Page 146: Axle Disassembly (Eaton 750)

    7 Transmission Repair 7B Eaton 750 / 751 Axle Disassembly (Eaton 750) 1. Remove and discard the axle housing gasket from the wear plate. NOTE: Gasket may have remained on the transaxle housing during removal of the axle assembly. 2. Remove the wear plate from the axle assembly Figure B–20.
  • Page 147 7 Transmission Repair 7B Eaton 750 / 751 9. Remove the brake gear from the axle housing. 10. Remove the spacer washer from axle housing. NOTE: Spacer washer may stick in axle housing due to grease in housing. Figure B–25. Remove Brake Gear 11.

  • Page 148: Axle Removal (Eaton 751)

    7 Transmission Repair 7B Eaton 750 / 751 14. Reposition the axle housing with the splined end of the axle in the up position. Using No. 4 or 5 external snap ring pliers, remove the retaining ring and thrust washer from the axle shaft. Figure B–29.

  • Page 149: Axle Disassembly (Eaton 751)

    7 Transmission Repair 7B Eaton 750 / 751 Axle Disassembly (Eaton 751) 1. Carefully position the axle housing assembly on a clean flat surface, then separate axle housing from the planetary assemblies as shown. Figure B–33. Remove Planetary Assemblies 2. Position the axle housing assembly with the output end of the axle shaft in the up position.

  • Page 150: Brake Housing Disassembly (Eaton 750 Only)

    7 Transmission Repair 7B Eaton 750 / 751 12. Remove the reaction plate from the primary sun gear. 13. Remove the primary sun gear from the motor rotor assembly. 14. Remove the small friction brake pad assembly from its recessed pocket located in the axle housing. 15.

  • Page 151: Housing Disassembly

    7 Transmission Repair 7B Eaton 750 / 751 3. Remove the brake assembly from the transaxle hous- ing. Total disassembly of the brake is NOT necessary or recommended. Figure B–39. Remove Brake Assembly 4. The two outside parking brake disks are the only disks that can be removed easily for inspection and cleaning.
  • Page 152 7 Transmission Repair 7B Eaton 750 / 751 4. Reposition and support the cover with the input shaft in the down position. Use a plastic hammer or arbor press to remove the input shaft assembly from the cover. Figure B–44. Remove Input Shaft From Cover 5.
  • Page 153 7 Transmission Repair 7B Eaton 750 / 751 10. Remove the control shaft and insert from the housing and cam ring assembly. Figure B–49. Remove Control Shaft and Insert 11. Remove the cam ring insert from the control shaft. Figure B–50. Remove Insert From Control Shaft NOTE: It is essential that the pump rotor assembly remain intact during handling as each ball piston is matched to its respective bore.
  • Page 154 7 Transmission Repair 7B Eaton 750 / 751 17. To remove bypass valve assembly, use a 1” wrench to remove the bypass valve nut from the transaxle case. 18. Remove and discard O-ring from bypass valve nut. Figure B–54. Remove Bypass Valve Nut 19.

  • Page 155: Rotor Disassembly And Inspection

    7 Transmission Repair 7B Eaton 750 / 751 Rotor Disassembly and Inspection 1. Inspect the rotor assemblies in the following manner. Remove the piston balls from the rotor, one at a time, working clockwise from the letter stamped in the rotor face.

  • Page 156: Housing Reassembly

    7 Transmission Repair 7B Eaton 750 / 751 Housing Reassembly (Eaton 750, 751) 1. Position the housing assembly on its side. Lubricate and install the housing lip seal with the seal lip point- ing outward from the housing. Press or drive the seal into the counterbore.
  • Page 157 7 Transmission Repair 7B Eaton 750 / 751 9. Install the pump and cam ring assembly in the transaxle housing with the flush side of the cam ring facing outward. Remove the rubber band from the pump rotor assembly. Figure B–63. Install Pump and Cam Ring Assembly 10.

  • Page 158: Cover Reassembly

    7 Transmission Repair 7B Eaton 750 / 751 Cover Reassembly (Eaton 750, 751) 1. Lubricate and install the control shaft oil seal with the seal lip pointing inward. Press or drive the seal into the seal counterbore. Figure B–67. Install Control Shaft Oil Seal 2.

  • Page 159: Axle Installation (Eaton 750)

    7 Transmission Repair 7B Eaton 750 / 751 6. Install a new cover gasket on the transaxle housing. 7. Install the cover assembly by carefully aligning it with the control shaft, cam ring pivot dowel and pump rotor drive. NOTE: An alternate method is to turn cover and transaxle housing sideways and slide together.
  • Page 160 7 Transmission Repair 7B Eaton 750 / 751 3. To aid in correct installation of the axle housings on the transaxle, the transaxle and axle assemblies are marked with an A and B (only necessary on Model 750). The B side of the transaxle must be assembled first.
  • Page 161 7 Transmission Repair 7B Eaton 750 / 751 6. Carefully install the motor rotor assembly onto the motor journal inside the transaxle housing. NOTE: If a rubber band was used to retain the ball pis- tons, remove it at this time. Figure B–77.
  • Page 162 7 Transmission Repair 7B Eaton 750 / 751 10. Install the wear plate, bowed side toward the motor rotor assembly, aligning it with the two dowels. 11. Install the second of three gaskets on the wear plate, aligning it with the dowels. Figure B–81.
  • Page 163 7 Transmission Repair 7B Eaton 750 / 751 15. Install the second sun gear in the primary carrier assembly. NOTE: The convex or pointed end of the second sun gear must point inward toward the housing assembly. Figure B–85. Install Second Sun Gear 16.

  • Page 164: Axle Housing Reassembly (Eaton 750)

    7 Transmission Repair 7B Eaton 750 / 751 19. For retention during assembly, apply a small amount of petroleum jelly (Vaseline) to the spacer. Install the spacer on the shaft and brake gear. (Not used on date code G01J or higher.) SPACER 20.
  • Page 165 7 Transmission Repair 7B Eaton 750 / 751 5. Install the sealed ball bearing over the axle shaft, into the counterbore. Using a pair of No. 5 or 7 internal snap ring pliers, install the ball bearing retaining ring in the axle housing. Figure B–93.

  • Page 166: Axle Housing Reassembly (Eaton 751)

    7 Transmission Repair 7B Eaton 750 / 751 9. Reposition the transaxle assembly and install the brake cover by inserting the brake lever through the dust boot. 10. Install the self-tapping capscrews in the brake cover and tighten them until snug. Figure B–96.
  • Page 167 7 Transmission Repair 7B Eaton 750 / 751 8. Lubricate and assemble the three secondary planet gears on the secondary carrier. Gasket 9. Aligning the splines, install the secondary carrier assembly on the splined end of the axle shaft located in the housing assembly.
  • Page 168 7 Transmission Repair 7B Eaton 750 / 751 22. Reposition and clamp the transaxle housing to the bench. Install the motor rotor assembly. 23. Install the friction brake pad into its recess located in the housing assembly. 24. Carefully retain the planetary assemblies in position. Install the axle housing assembly on the housing assembly.

  • Page 169: Installation

    7 Transmission Repair 7B Eaton 750 / 751 Installation 1. Install the brake lever bracket assembly and the front transmission support assembly. Apply locktite to both sets of capscrews and torque to 13-18 lb-ft. 2. Install the input pulley and key and secure with the two setscrews.
  • Page 170 7 Transmission Repair 7B Eaton 750 / 751 7. Hook one end of the brake return spring onto the brake rod, and the other end onto the double nut cap- screw in the left rear corner of the frame. 8. Connect the neutral return rod into the neutral return cam and secure with a cotter pin.

  • Page 171: Tuff Torq

    7 Transmission Repair 7C Tuff Torq K60 TUFF TORQ K60 HYDROSTATIC TRANSAXLE General Inspect all mating surfaces. Replace any damaged parts The Tuff Torq model K60 consists of an axial piston that could cause internal leakage. Do not use emery design pump and motor.
  • Page 172 7 Transmission Repair 7C Tuff Torq K60 Figure C–2. Broadmoor Tuff Torq K60 Hydrostatic Transaxle 1. Seal 12. Assembly, Brake 23. Spring 34. Bearing, Thrust 2. Ring, Retaining, Int. 13. Capscrew 24. Shaft, Valve, Bypass 35. Plate, Thrust 3. Ring, Retaining, Ext 14.
  • Page 173 7 Transmission Repair 7C Tuff Torq K60 Figure C–3. Tuff Torq K60 Hydrostatic Transaxle 1. Seal 15. Gear 2. Bearing 16. Washer 3. Shaft, Axle, Right 17. Bushing 4. Bushing 18. Assembly, Filter, Oil 5. Collar 19. Screw, Self-Tapping 6. Ring, Retaining 20.

  • Page 174: Removal

    7 Transmission Repair 7C Tuff Torq K60 TUFF TORQ K60 HYDROSTATIC TRANSMISSION REPAIR Removal 1. Place drain pan under transmission. Remove drain plug at bottom of differential housing. Replace seal washer on drain plug before reinstalling. 2. Remove the seat deck. (See Seat Deck Removal) 3.
  • Page 175 7 Transmission Repair 7C Tuff Torq K60 9. Remove the springs from the rear of the cam assem- bly. (There may be one or two springs.) Figure C–6. Remove Cam Springs 10. Remove the cotter pin and washer from the end of the brake rod.
  • Page 176 7 Transmission Repair 7C Tuff Torq K60 12. Remove the drive spring from the hydro support. Figure C–9. Remove Hydro Support Drive Spring 13. Remove the hydro drive belt. Figure C–10. Remove Hydro Drive Belt 14. Remove the cotter pin and washer holding the neutral return rod to the actuator assembly.
  • Page 177 7 Transmission Repair 7C Tuff Torq K60 15. Remove the bolt from the shift control rod. Figure C–12. Remove Shift Control Rod Bolt 16. Remove the capscrew from the torque strap. Figure C–13. Remove Torque Strap 17. Position a jack under the transaxle. Remove the cap- screws from each side of the axle assembly holding the transaxle to the frame.
  • Page 178 7 Transmission Repair 7C Tuff Torq K60 18. Remove the cap from the expansion chamber reser- voir to clear the frame. Slowly lower the jack to remove the transaxle from the frame. Once removed, replace the cap. Figure C–15. Remove Transaxle From Frame 19.

  • Page 179: Disassembly

    7 Transmission Repair 7C Tuff Torq K60 Disassembly 1. Remove expansion chamber reservoir from the transaxle housing. Turn the transaxle upside down and support on a suitable stand. Figure C–17. Place Transaxle Upside Down In Fixture 2. Remove the three bolts holding the brake cover to the transmission housing.
  • Page 180 7 Transmission Repair 7C Tuff Torq K60 5. Remove the nineteen case bolts from the bottom of Center Capscrew the transaxle. NOTE: There are three different lengths of capscrews used to hold the transaxle halves together. There is also a center capscrew that must be removed. Refer to Figure C–25.
  • Page 181 7 Transmission Repair 7C Tuff Torq K60 9. Remove the pivot arm from the bypass shaft. Figure C–23. Remove Pivot Arm 10. Remove the two push pins, springs and valves from the center case. Figure C–24. Remove Bypass Pins and Springs 11.
  • Page 182 7 Transmission Repair 7C Tuff Torq K60 12. Remove the final pinion assembly. Figure C–26. Remove Final Pinion Assembly 13. Remove the three capscrews and magnet from the center case assembly. NOTE: Clean the magnet by blowing clean with com- pressed air.
  • Page 183 7 Transmission Repair 7C Tuff Torq K60 15. Remove the motor shaft assembly and the center case sub-assembly. Figure C–29. Remove Center Case Assembly 16. While holding pistons into pump cylinder block with your fingers, remove the cylinder block from the pump input shaft.
  • Page 184 7 Transmission Repair 7C Tuff Torq K60 18. Remove the spring and retaining ring from the input shaft. Figure C–32. Remove Pump Spring 19. Remove the swash plate assembly. 20. Inspect swash plate assembly for wear or damage. Replace if required. Figure C–33.
  • Page 185 7 Transmission Repair 7C Tuff Torq K60 23. Remove the two swash plate bearings from the hous- ing. Figure C–35. Remove Swash Plate Bearings 24. Inspect the swash plate bearings for wear or scoring. 25. Measure the thickness of the bearings: Thickness: 1.45–1.55 mm (.057–.061“) Minimum thickness: 1.30 mm (.051“) Figure C–36.
  • Page 186 7 Transmission Repair 7C Tuff Torq K60 27. Turn the transaxle case over and remove the retain- ing ring on the control shaft. Figure C–38. Remove Control Shaft Retaining Ring 28. Remove the control shaft from the case. Figure C–39. Remove Control Shaft 29.
  • Page 187 7 Transmission Repair 7C Tuff Torq K60 30. Remove the fulcrum pin from the transaxle case. Figure C–41. Remove Fulcrum Pin From Case. 31. Remove the cotter key from the bypass shaft. 32. Remove the bypass shaft and spring from the transaxle case.
  • Page 188 7 Transmission Repair 7C Tuff Torq K60 37. Remove the input shaft and bearing from the case. Figure C–44. Remove Input Shaft 38. Remove the retaining ring and washer from each side of the input shaft bearing 39. Press the bearing off of the input shaft. Inspect the splines and bearing surface for damage.
  • Page 189 7 Transmission Repair 7C Tuff Torq K60 43. Remove the left and right axle shaft assemblies from the differential pinion gear assembly. 44. Inspect the differential gears and thrust washers for wear or damage. Figure C–47. Remove Differential Gear Assemblies 45.
  • Page 190 7 Transmission Repair 7C Tuff Torq K60 51. Remove the center case from motor shaft. NOTE: Use care when removing the center case to pre- vent damage to the center case and cylinder blocks. Figure C–50. Remove Center Case 52. Remove the two sleeves, back-up rings, packings, balls, ball holders, springs, and retainers from the center case.
  • Page 191 7 Transmission Repair 7C Tuff Torq K60 54. Remove the motor cylinder block assembly from the motor shaft. Figure C–53. Remove Motor Cylinder Block 55. Remove the five pistons, washers, and springs from the motor cylinder block. 56. Inspect the cylinder block and pistons for wear or damage.
  • Page 192 7 Transmission Repair 7C Tuff Torq K60 56. Remove the spring from the motor shaft. 57. Remove the thrust ball bearing assembly. Inspect the bearing for wear or damage. 58. Remove the snap-ring, washer, bearing and seal from the motor shaft. Replace seal before assembly. 59.

  • Page 193: Assembly

    7 Transmission Repair 7C Tuff Torq K60 Assembly Sealing Caps 1. Apply the grease to two sealing caps and install the caps into the upper case. 9/16" Plug 2. Apply grease and install new packing on the 9/16” plug. Install the plug into case. Figure C–57.
  • Page 194 7 Transmission Repair 7C Tuff Torq K60 5. Apply grease to the fulcrum arm and install new packing. 6. Install the fulcrum arm into the case. Figure C–60. Install Fulcrum Arm 7. Install the washer and nut on the fulcrum shaft. Snug the nut but do not tighten at this point.
  • Page 195 7 Transmission Repair 7C Tuff Torq K60 11. Spread the torsion spring out over the fulcrum pin as shown. Figure C–63. Install Torsion Spring 12. Install the input shaft into the transaxle case, and secure with a retaining ring. Figure C–64. Install Input Shaft in Case 13.
  • Page 196 7 Transmission Repair 7C Tuff Torq K60 15. Install the swash plate bushings into the transaxle case. Apply transmission fluid generously to the bushings when installed. Figure C–66. Install Swash Plate Bushing 16. Apply petroleum jelly to the inside of the shift blocks and install the blocks on the control shaft.
  • Page 197 7 Transmission Repair 7C Tuff Torq K60 18. Install the swash plate over the pump shaft and set into the case on the swash plate bushings. Be sure to align the shift blocks in the groove of the swash plate. Apply transmission oil to all parts.
  • Page 198 7 Transmission Repair 7C Tuff Torq K60 22. Clean, lubricate and install the five springs, washers and pistons in the pump cylinder block. The pistons can be installed in any of the ports of the cylinder block. Figure C–72. Install Pump Pistons In Cylinder Block 23.
  • Page 199 7 Transmission Repair 7C Tuff Torq K60 27. Apply clean transmission fluid to the motor thrust bearings and retainer. 28. Assemble three pieces of thrust bearing, and install into retainer. Thrust Plate (Thick) NOTE: Install thin race first inside swash plate. Thrust Bearing Thrust Plate (Thin) Figure C–75.
  • Page 200 7 Transmission Repair 7C Tuff Torq K60 34. If the center case motor and pump shaft bushings were worn or damaged, install new bushings and center case. Bushings are serviced with the center case and are not available separately. 35. Install new dowel pins in the center case as shown. Figure C–78 Install Center Case Bushings A.
  • Page 201 7 Transmission Repair 7C Tuff Torq K60 NOTE: Use extreme care while installing the motor and center case assembly into the upper case. Do not Smooth Surface damage the motor or pump contacting surfaces. Faces Up Apply clean transmission oil to all surfaces (except outside of seal) before installation.
  • Page 202 7 Transmission Repair 7C Tuff Torq K60 43. Install the final pinion shaft into the transaxle case. NOTE: Be sure flats of final pinion shaft bushing are fac- ing up and down when seated into case. NOTE: The large gear will have a bit of side-to-side wob- ble;...
  • Page 203 7 Transmission Repair 7C Tuff Torq K60 47. Install the two differential pinions to the pinion shaft. Figure C–87. Install Pinion Gears 48. Install the pinion assembly into the center of the axle gear. Figure C–88. Assemble Pinion Gears 49. Install the assembled axle shafts to the differential gear assembly.
  • Page 204 7 Transmission Repair 7C Tuff Torq K60 50. Apply silicone sealant in double grooves of transaxle case bore where left and right axle seals contact case. 51. Install axle assembly into transaxle case being sure seals and bearings drop into proper bores in case. 52.
  • Page 205 7 Transmission Repair 7C Tuff Torq K60 57. Apply clean transmission fluid to the filter and filter seals. Install seals on the filter and install the filter in the groove of the center case. Figure C–93. Install Filter and Seals 58.
  • Page 206 7 Transmission Repair 7C Tuff Torq K60 61. Install a new seal on the transaxle drain plug and install the plug into the case. Drain Plug Torque: 9–12 lb-ft. 62. Clean oil from the brake shaft and install the brake drum and snap ring.

  • Page 207: Installation

    7 Transmission Repair 7C Tuff Torq K60 Installation 1. Place the transaxle on a floor jack. Remove the expansion chamber cap and center the transaxle under the rear of the frame. 2. Connect the return to neutral linkage to the cam plate as the transaxle is raised into tractor.
  • Page 208 7 Transmission Repair 7C Tuff Torq K60 - Notes 7 - 78...

  • Page 209: Hydro-Gear 310-0750 / 310-0800

    7 Transmission Repair 7D Hydro-Gear 0750 / 0800 HYDRO-GEAR 310-0750 & 310-0800 General The Hydro Gear 0750/0800 uses a 10cc variable dis- • Protect all exposed sealing surfaces and open cavities from damage and foreign material. placement pump and a 21cc fixed displacement motor. The variable pump features a cradle swashplate with •...
  • Page 210 7 Transmission Repair 7D Hydro-Gear 0750 / 0800 Figure D–2 Hydro Gear Model 750 Hydrostatic Transaxle 7 - 80...
  • Page 211 7 Transmission Repair 7D Hydro-Gear 0750 / 0800 Ref. Description Ref. Description WASHER, 7/16 x 1 x 1/2 BLOCK, Cylinder BALL BEARING (Model 311-0800) ACTUATOR, Bypass SEAL, Lip CENTER SECTION ASSY. (Model 311-0800) RETAINING RING SEAL, Lip ARM, Bypass RETAINING RING SEAL, Lip WASHER, 17/64 x 23/64 x 1 SETSCREW...

  • Page 212: Removal

    7 Transmission Repair 7D Hydro-Gear 0750 / 0800 Removal 1. Remove the seat deck. (See Seat Deck Removal) 2. Elevate the rear end. (See Elevating Rear End for Safe Service) 3. Remove the rear wheels. (See Rear Wheel Removal) 4. Loosen the seat supports and slide the fuel tank for- ward.
  • Page 213 7 Transmission Repair 7D Hydro-Gear 0750 / 0800 9. Lift the drive belt from the input shaft pulley. NOTE: It may be necessary to remove the belt from the clutch pulley to slacken the belt before removing it from the input shaft pulley. Figure D–5 Remove Hydro Belt 10.
  • Page 214 7 Transmission Repair 7D Hydro-Gear 0750 / 0800 13. Place a jack under the transaxle. Remove the axle mounting bolts from the left and right side of the frame. Figure D–8 Remove Mounting Bolts 14. Lower the transaxle to ground making sure that the mounting straps and linkages clear the frame.

  • Page 215: Disassembly

    7 Transmission Repair 7D Hydro-Gear 0750 / 0800 Disassembly 1. Drain transaxle oil by removing the breather hose assembly and positioning the transaxle so the breather port is at lowest point of transaxle to allow oil to drain thoroughly. 2. Remove the nut (A, Figure D–10) securing the brake arm and remove the brake arm.
  • Page 216 7 Transmission Repair 7D Hydro-Gear 0750 / 0800 8. Lift the axle/differential assembly out of the upper housing. NOTE: It will be necessary to remove any burrs or rust from the axle ends prior to the removal of the two bronze bearings.
  • Page 217 7 Transmission Repair 7D Hydro-Gear 0750 / 0800 17. Remove the brake rotors and stators by sliding one at a time off the end of the splined motor shaft. 18. Inspect each side of both rotors for excessive wear or damage.
  • Page 218 7 Transmission Repair 7D Hydro-Gear 0750 / 0800 24. Remove the motor block assembly from the motor Bypass Plate shaft and inspect for unusual wear or damage. The Goes Here pistons should fit with very little side clearance in the block bores, but must slide freely.
  • Page 219 7 Transmission Repair 7D Hydro-Gear 0750 / 0800 29. Inspect the jackshaft running surface for excessive wear or damage. The jackshaft should be 0.4986” to 0.4996”. 30. Inspect the pinion gear bore for excessive wear or damage. The bore should be 0.5014” to 0.5024”. 31.

  • Page 220: Assembly

    7 Transmission Repair 7D Hydro-Gear 0750 / 0800 Assembly Important Notes: All parts should be thoroughly cleaned in a suitable sol- vent. All sealant material MUST be removed from the housing halves prior to reassembly. Inspect all parts for damage, nicks or unusual wear pat- terns.
  • Page 221 7 Transmission Repair 7D Hydro-Gear 0750 / 0800 NOTE: To simplify the installation of the pump block, wrap a rubber band snugly around the pistons. This is intended to hold the pistons in their bores as the block kit is handled during installation. 8.
  • Page 222 7 Transmission Repair 7D Hydro-Gear 0750 / 0800 11. Install the washers and a new lip seal onto the motor Retaining Ring shaft. Install one washer on each side of the retain- ing ring. 12. Install the motor shaft into the center section. Seal Washers Figure D–32.
  • Page 223 7 Transmission Repair 7D Hydro-Gear 0750 / 0800 16. Insert the three assembly bolts into the center section and press the center section down onto the aligning pins and pump input shaft until it is seated on mount- ing bosses. While holding the center section in posi- tion, torque the bolts evenly from 525 in-lbs.
  • Page 224 7 Transmission Repair 7D Hydro-Gear 0750 / 0800 22. To install brake disks, first install a stator, then a rotor (hub to inside), then a stator, then a rotor (hub to inside), then two stators. See Figure D–43 23. Install the brake bolt (with nut) into the upper housing. At this time make sure the pump and motor rotate freely.
  • Page 225 7 Transmission Repair 7D Hydro-Gear 0750 / 0800 28. Torque the retaining nut on the brake nut to 120–185 in-lbs. 29. Install the brake pins into case and brake arm onto brake bolt. 30. Install the slotted bracket onto brake bolt with the slot aligned over the tab on transaxle.
  • Page 226 7 Transmission Repair 7D Hydro-Gear 0750 / 0800 If you have the necessary equipment the transmis- sion manufacturer suggests performing the following test: 37. Prior to adding oil to the transaxle, it is recommended that you test for leaks. This may be performed with a small hand pump or by using compressed air and a regulator.

  • Page 227: Installation

    7 Transmission Repair 7D Hydro-Gear 0750 / 0800 Installation 1. Install the input shaft pulley, lock washer, and nut. Torque to 80–100 in-lbs. 2. Install the transaxle case vent hose. 3. Install the left and right mounting straps on the front of the transaxle case.
  • Page 228 7 Transmission Repair 7D Hydro-Gear 0750 / 0800 - Notes 7 - 98...
  • Page 229 8 Mower Deck Repair Table of Contents SECTION CONTENTS Explosion Diagrams ............38” Deck and Arbors ...............8-2 38” Clutch and Support ............8-4 38” Height Adjustment and Rollers..........8-6 44” Deck and Arbors ...............8-8 44” Clutch and Support ............8-10 44” Height Adjustment and Rollers..........8-12 Mower Deck Removal and Installation ......
  • Page 230 8 Mower Deck Repair 38” Deck & Arbors **2036 Torque nuts to 50-70 ft. lbs. Apply gasket former to this surface if foam gasket (Ref. No. 26) is not used Apply gasket former to this surface if foam gasket (Ref. No. 26) is not used Fill arbors with multipurpose grease after gasket former...
  • Page 231 8 Mower Deck Repair 38” Deck & Arbors 38" Mower Deck - Deck & Arbors Ref. Description Ref. Description BEARING CLAMP HOUSING, Arbor, Top SPRING ADAPTER, Blade PLUG, Hole WASHER, Spring DEFLECTOR, Plastic WASHER, Spline ROD, Deflector, Front SHIELD, Grass, Upper GASKET, Foam SCREW, Hex, Taptite, 5/16 x 3/4 NUT, Hex, 1/4-20...
  • Page 232 8 Mower Deck Repair 38” Clutch & Support **2038 Arbor Drive Pulley Movable Idler Pulley Grease Engine Pulley Arbor Drive Pulley NOTE: Unless noted other- Mount Hitch wise, use the standard hard- Assy. using ware torque specification these holes chart. (both sides).
  • Page 233 8 Mower Deck Repair 38” Clutch & Support 38" Mower Deck - Clutch & Support Ref. Description Ref. Description SPRING HITCH ASSY. SPACER SPRING FITTING, Grease NUT, Hex, Full, 3/8-16 SPACER LOCKWASHER, 3/8 BUSHING NUT, Hex, Lock, 3/8-16 GRIP, Lever CAPSCREW, Hex, 3/8-16 x 1-1/2 SPACER WASHER, Plain...
  • Page 234 8 Mower Deck Repair Height Adjustment & Rollers **2040 Grease 12 3 Grease NOTE: Unless noted otherwise, use the standard hardware torque specification chart. Attach mower leveling adjustment rod (Ref. No. 20) to bottom hole in mower hitch assembly (Ref. No. 13,Clutch and Support Group).
  • Page 235 8 Mower Deck Repair Height Adjustment & Rollers 38" Mower Deck - Height Adjustment & Rollers Ref. Description Ref. Description PIN, Clevis INDICATOR, Cutting Height RING, Retaining PLATE, Support BOLT, Shoulder, 3/8-16 BRACKET, Cutting Height CLIP, Pin, Safety LINK ASSY., Lift PIN, Roll, 1"...
  • Page 236 8 Mower Deck Repair 44” Deck & Arbors Torque capscrews **2037 to 50-70 ft. lbs. Apply gasket former to this surface if foam gasket (Ref. No. 26) is not used Apply gasket former to this surface if foam gasket (Ref. No.
  • Page 237 8 Mower Deck Repair 44” Deck & Arbors 44" Mower Deck - Deck & Arbors Ref. Description Ref. Description BEARING COVER, Arbor HOUSING, Arbor, Top CLAMP ADAPTER, Blade SPRING WASHER, Spring PLUG, Hole WASHER, Spline DEFLECTOR, Plastic SHIELD, Grass, Upper ROD, Deflector, Front SCREW, Hex, Taptite, 5/16-18 x 3/4 GASKET, Foam...
  • Page 238 8 Mower Deck Repair 44” Clutch & Support **2039 Movable Idler Pulley Arbor Drive Engine Pulley Pulley Arbor Drive Pulley Arbor Drive Pulley Movable Idler Grease Pulley Arbor Drive Pulley NOTE: Unless noted otherwise, use the standard hardware torque specification chart.
  • Page 239 8 Mower Deck Repair 44” Clutch & Support 44" Mower Deck - Clutch & Support Ref. Description Ref. Description SPRING SPRING SPACER ROD, Latch V-BELT, Arbor Drive NUT, Hex, 3/8-16 GREASE FITTING LOCKWASHER, 3/8 V-BELT, Mower Drive NUT, Hex, Lock, 3/8-16 SPRING CAPSCREW, Hex Hd., 3/8-16 x 1-1/2 GRIP, Lever...
  • Page 240 8 Mower Deck Repair 44” Height Adjustment & Rollers **2508 Grease Grease Grease NOTE: Unless noted otherwise, use the standard hardware torque specification chart. See Table of Contents. Attach mower leveling adjustment rod (Ref. No. 21) to bottom hole in mower hitch assembly (Ref.
  • Page 241 8 Mower Deck Repair 44” Height Adjustment & Rollers 44" Mower Deck - Height Adjustment & Rollers Ref. Description Ref. Description PIN, Clevis ARM ASSY., Mower RING, Retaining INDICATOR, Cutting Height BOLT, Shoulder, 3/8-16 BRACKET, Cutting Height CLIP, Pin, Safety LINK ASSY, Lift PIN, Roll, 1"...

  • Page 242: Mower Removal

    8 Mower Deck Repair Mower Removal *1962 Figure 8. Lift Arms (Viewed from underneath right side of tractor) A. Mower Lift Arm C. Flat Washer Figure 7. Raising & Lowering Mower B. Tractor Lift Arm D. Safety Clip A. Mower Lift Lever B.
  • Page 243 8 Mower Deck Repair Arbor Repair ARBOR REPAIR NOTE: Spindles on the 38" and 44" mower decks are interchangeable. 1. Remove the mower deck (see Mower Deck Removal and Installation). 2. Remove the belt guards as required to access arbors. Figure 11.
  • Page 244 8 Mower Deck Repair Arbor Repair 7. Remove the arbor assembly from the deck. 8. Grip the blade adapter in a soft jaw vise. Remove Capscrew the cap screw securing the drive pulley to blade shaft. Lockwasher 9. Remove the cap screw, lock washer, heavy washer, pulley and upper grass shield.
  • Page 245 8 Mower Deck Repair Arbor Repair 12. Using a pair of small screwdrivers, pry apart the upper and lower arbor housings. Figure 16. Split Arbor Housing 13. Remove the arbor shaft assembly from the lower housing. Upper 14. Support the inner race of the bearing, and using a Housing soft face hammer, drive the shaft from the bearing.
  • Page 246 8 Mower Deck Repair Arbor / Pulley Repair 17. Assemble the shim washer, lower grass shield, and blade adapter on the blade end of the arbor shaft. Secure with the collar. Capscrew NOTE: The blade end of the arbor shaft has recessed spines to hold the collar.

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Massey ferguson 2600 seriesAgco allis 1600 seriesBroadmoor seriesLtg series

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