Troy-Bilt 753 Service Manual
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Troy-Bilt 753 Service Manual

Troy-Bilt 753 Service Manual

Wide cut 33" combination mower
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NOTE: These materials are for use by trained technicians experienced in the service and repair of outdoor power equipment of
the kind described in this publication, and are not intended for use by untrained or inexperienced individuals. These materials
are intended to provide supplemental information to assist the trained technician. Untrained or inexperienced individuals should
IMPORTANT: READ SAFETY RULES AND INSTRUCTIONS CAREFULLY
seek the assistance of an experienced and trained professional. Read, understand, and follow all instructions and use common
This Service Manual is not a substitute for the Operator's Manual. You must read, understand
sense when working on power equipment. This includes the contents of the product's Operators Manual, supplied with the
and follow all of the directions in this manual as well as the Operator's Manual before working
equipment. No liability can be accepted for any inaccuracies or omission in this publication, although care has been taken to
make it as complete and accurate as possible at the time of publication. However, due to the variety of outdoor power equipment
on this power equipment.
and continuing product changes that occur over time, updates will be made to these instructions from time to time. Therefore, it
may be necessary to obtain the latest materials before servicing or repairing a product. The company reserves the right to make
changes at any time to this publication without prior notice and without incurring an obligation to make such changes to
previously published versions. Instructions, photographs and illustrations used in this publication are for reference use only and
TROY-BILT LLC, P.O. BOX 361131, CLEVELAND, OH 44136-0019
may not depict actual model and component parts. © Copyright 2005 MTD Products Inc. All Rights Reserved
MTD Products LLC - Product Training and Education Department
PRINTED IN USA

Service Manual

753 Wide Cut Mower
FORM NO.769-00945
(10/2003)

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Summary of Contents for Troy-Bilt 753

  • Page 1: Service Manual

    Instructions, photographs and illustrations used in this publication are for reference use only and TROY-BILT LLC, P.O. BOX 361131, CLEVELAND, OH 44136-0019 may not depict actual model and component parts. © Copyright 2005 MTD Products Inc. All Rights Reserved...

  • Page 3: Troy-Bilt Wide Cut Mower

    Servicing the Troy-Bilt Wide Cut 33” Combination Mower Servicing the Troy-Bilt Wide Cut 33” Combination Mower Includes update Information for older models TROY-BILT WIDE CUT MOWER The key switch is located on the right side of the con- sole. See Figure 2.

  • Page 4: Blade Drive Belt Removal

    Servicing the Troy-Bilt Wide Cut 33” Combination Mower The fuse is located on the right side next to the battery BLADE DRIVE BELT REMOVAL and the solenoid is mounted on the battery support 1.1. Make sure the blade drive control is disen- bracket under the battery.

  • Page 5: Deck Idler Pulley Inspection

    Servicing the Troy-Bilt Wide Cut 33” Combination Mower 1.4. Using a 9/16 inch socket and opened end DECK IDLER PULLEY INSPECTION wrench, remove the front idler pulley to allow the 2.1. Using a 9/16 inch socket and opened end belt to be removed from around the pulley. See wrench, remove the front and rear deck idler pul- Figure 8.

  • Page 6: Blade Drive Control Lever Adjust- Ment

    Servicing the Troy-Bilt Wide Cut 33” Combination Mower 3.4. With the engine OFF have a helper engage the 4.1. With the engine off, engage the operator pres- blade drive. Measure the distance between the ence control and the blade drive control. See center of the idler pulley and the left drive pulley.
  • Page 7 Servicing the Troy-Bilt Wide Cut 33” Combination Mower 5.2. Using a ½ inch socket loosen the screw securing 5.7. Temporarily remove the blade drive belt from the belt tension adjustment bracket and turn it around the left blade drive pulley. See Figure 16.

  • Page 8: Blade Brake Replacement

    Servicing the Troy-Bilt Wide Cut 33” Combination Mower 6.2. Secure the operator presence control lever to the left handlebar using a plastic tie or tape. See IMPORTANT: Time the blades properly during Figure 19. reassembly. Set the cutting blades perpendicular...

  • Page 9: Wheel Drive Belt Removal And Replacement

    Servicing the Troy-Bilt Wide Cut 33” Combination Mower 6.4. Using a socket remove the Sems nuts and flat 7.2. Using a ½ inch socket, remove the two screws head screws securing the brake pad to the idler attaching the flap bracket to the frame. Remove arm and remove the old brake pad.

  • Page 10: Wheel Drive Belt Adjustment

    Servicing the Troy-Bilt Wide Cut 33” Combination Mower 7.6. Use a 9/16 inch socket to loosen the cap screw WHEEL DRIVE BELT ADJUSTMENT securing the transmission pulley belt guide to the The wheel drive belt requires adjustment when belt frame and engine mount. Pivot the belt guide slippage occurs.

  • Page 11: Wheel Brake Adjustment

    Servicing the Troy-Bilt Wide Cut 33” Combination Mower 8.5. Test the operation of the unit. Repeat the adjust- 9.1. To adjust use a 1/2” wrench to make a small (1/4 ment if necessary. turn) adjustment to the brake locknut until the correct measurement is achieved.

  • Page 12: Deck Removal

    Servicing the Troy-Bilt Wide Cut 33” Combination Mower 10.2. Remove the hairpin clip securing the shift link 11.3. Using a recoil rope or spring removal tool, and lower it from the shift rod. See Figure 32. remove the extension spring attached to the deck bracket and idler arm.

  • Page 13: Right Spindle Removal

    Servicing the Troy-Bilt Wide Cut 33” Combination Mower 11.9. Using a 9/16 inch socket and open end wrench, 12.3. Align the sight holes in the right pulley with the remove the four shoulder bolts, flat washers and spindle housing deck mounting bolts. See Figure flange locknuts securing the deck to the lift assemblies.

  • Page 14: Left Spindle Removal

    Servicing the Troy-Bilt Wide Cut 33” Combination Mower 12.7. Remove the cogged pulley, spacer, washer, lock removed also torque the blade mounting screws washer and screw from the spindle housing. to 35 ft. lbs. Components on bench. See Figure 39.
  • Page 15 Servicing the Troy-Bilt Wide Cut 33” Combination Mower 13.3. Align the sight holes in the right pulley with the 13.7. Secure the operator presence control lever to spindle housing deck mounting bolts. See Figure the left handlebar using a plastic tie or tape. See Figure 45.

  • Page 16: Transmission Removal

    Servicing the Troy-Bilt Wide Cut 33” Combination Mower 13.9. Using a shop rag to protect your hand, hold the 13.13. Using a ½ inch socket, loosen the four mounting blade secure while removing the flange lock bolts securing the spindle housing to the deck.
  • Page 17 Servicing the Troy-Bilt Wide Cut 33” Combination Mower underneath the unit. You will also be removing 14.7. Using a pair of needle nosed pliers remove the the wheels and transmission from this position. hair pin securing the shift link rod to the shift rod.

  • Page 18: Installation Of Wheel Drive Belt Guards - Update

    Servicing the Troy-Bilt Wide Cut 33” Combination Mower 14.10. Remove the square key from the axle. See Fig- 14.13. Remove the transmission from the unit for ser- ure 54. vice. See Figure 56. Square Key Figure 54 Figure 56 14.11. Repeat for the other wheel.
  • Page 19 Servicing the Troy-Bilt Wide Cut 33” Combination Mower A kit is available to correct these situations. KIT NUMBER: 753-04509 15.3. Reinstall the idler pulley onto the carriage bolt followed by the original flat washer, the new belt Contents: (3) belt guides guide (1760096) and secure it with the original •...
  • Page 20 Servicing the Troy-Bilt Wide Cut 33” Combination Mower 15.6. Using a 9/16 inch socket and extension, remove 15.8. Reinstall the hex cap screw through the frame the left rear engine mounting hex cap screw. and into the engine. See Figure 64.

  • Page 21: Engine Pulley Belt Guide Kit

    Servicing the Troy-Bilt Wide Cut 33” Combination Mower 15.11. Using a 2 inch by ¼ - 20 bolt, lock washer, and contains all installation directions. See Figure hex nut (not supplied in kit) attach the belt sup- port bracket to the top of the transaxle using the Older Style Guides empty bolt hole at the left rear of the transaxle.
  • Page 22 Servicing the Troy-Bilt Wide Cut 33” Combination Mower...

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