IntroductionProduct IdentificationSafetyOperatingReplacement PartsService IntervalsService LubricationService EngineService TransmissionService Steering & BrakesService MowerRemoving and Installing Mower Deck Foot Plate Removing and Installing Mower Deck Belt Shields Replacing Mower Deck Drive Belt Checking and Adjusting Mule Drive Belt Tension Checking and Replacing Mower Blades Service ElectricalService MiscellaneousTroubleshootingStorageAssemblySpecificationsWarrantyJohn Deere Quality StatementService Record
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Service MowerRemoving and Installing Mower Deck Foot Plate
Removing Foot Plate1. Park machine safely. (See Parking Safely in the Safety section.) 2. Pull foot plate (B) up using handle (A). 3. Lift foot plate in the direction shown to disengage hinge tabs (C) from holes in the front frame. Installing Foot Plate1. Insert hinge tabs on foot plate into holes (D) in the front frame. Removing and Installing Mower Deck Belt Shields
Removing Belt Shields1. Park machine safely. (See Parking Safely in the Safety section.) 2. Lower mower deck to the lowest cutting height position. 3. Remove belt shield locking rings (A). · Lift corner of belt shield from drilled stud (B). Rotate shield counterclockwise to clear head pins (C). Installing Belt Shields· Rotate shield clockwise to engage head pins (C) and drilled stud (B). 2. Install belt shield locking rings (A). Replacing Mower Deck Drive BeltRemoving Deck Drive Belt1. Park machine safely. (See Parking Safely in the Safety section.) 2. Lower mower deck to the lowest cutting height position. 3. Remove belt shield locking rings (D). 4. Remove deck belt shields (B). · Lift corner of belt shield from drilled stud (A). Rotate shield counterclockwise to clear head pins (C). 5. Remove mower deck foot plate. 6. Remove deck drive belt (E). · Remove deck drive belt from upper jackshaft assembly sheave (F), spindle sheaves and idler pulleys. · Loosen cap screw (H) enough to allow the idler arm weldment (I) to be raised and the belt slid under idler pulley (G). · Remove deck drive belt from mower deck. Installing Deck Drive Belt1. Raise the idler arm weldment (F) and slide the replacement belt under idler pulley (G). 3. Check to make sure the belt tension spring (H) is installed properly between the idler arm weldment (F) and stud (I). NOTE: If necessary, see drive belt installation label on mower deck. 4. Install replacement drive belt as shown. Make sure drive belt is installed properly on the upper jackshaft assembly sheave, the mower deck idler pulleys and spindle sheaves. 5. Install both mower deck belt shields. · Install belt shield locking rings. 6. Install mower deck foot plate. 7. Adjust mower deck to a desirable cutting height. Checking and Adjusting Mule Drive Belt TensionChecking Belt Tension1. Check the mule drive idler arm (A) to see if it is contacting the bolt (B). If there is contact, adjust the mule drive belt tension. 2. Check the extended length of the tensioning spring (C). If it is less than 16.6 cm (6-1/2 in.), adjust the mule drive belt tension. Adjusting Belt Tension1. Remove the mule drive belt from the fixed idler (D). 2. Loosen the bolt (E) on the fixed idler. 3. Lower the idler in the slot (F) approximately 6 mm (1/4 in.) and tighten bolt (E). 4. Install mule drive belt and verify that the idler arm does not contact bolt and that the length (G) of the installed tensioning spring is between 16.6-18.7 cm (6-1/2-7-1/4 in.). 5. Adjust idler again, if necessary. NOTE: If proper belt tension is not achieved by adjusting the idler, the mule drive belt will need to be replaced. Replacing Mule Drive BeltRemoving Mule Drive Belt1. Park machine safely. (Refer to Parking Safely in the Safety section). 2. Remove belt shield locking rings (D). · Lift corner of belt shield from drilled stud (A). Rotate shield counterclockwise to clear head pins (C). 4. Remove mower deck foot plate. 5. Release mower deck belt spring tension. · Roll drive belt off of one spindle sheave. NOTE: It is not necessary to remove the drive belt from the mower deck. 6. Remove mower deck belt (F) from upper jackshaft assembly sheave (E). NOTE: Installation and removal of the mule drive belt is easier if the mower deck is placed in the lowest height-of-cut position. 7. Lower the mower deck to the 47 mm (1.5 in.) cutting height position. 8. Lift and secure operator's seat in the raised position. 9. Unlatch rear grill by releasing latches (G) securing it to the machine. 10. Raise rear grill (H) and securely support with prop rod (I). 11. Remove mule drive belt (K) from idler sheave (J). · Use an 18 mm ratchet and socket wrench to raise the idler sheave (L) and release belt spring tension. · Roll mule drive belt (K) to the left and off the idler sheave (J). 12. Remove mule drive belt (K) from the PTO clutch sheave (M). 13. Remove mule drive belt from idler pulley (O) and jackshaft assembly sheave (N). 14. Remove mule drive belt from machine. Installing Belt1. Install replacement mule drive belt. · Install drive belt onto the PTO clutch sheave (M). · Install mule drive belt onto the jackshaft assembly sheave (N), and idler pulley (L). 2. Install mule drive belt (K) onto idler pulley (J). · Installation of the drive belt is easier if an 18 mm ratchet and socket is used to raise idler sheave (L) and release belt spring tension. · Roll drive belt onto idler pulley (J). 3. Lower the mower deck lift lever to the lowest cutting height position. 4. Install mower deck drive belt. 5. Install mower deck foot plate. 6. Install both mower deck belt shields. · Install belt shield locking rings. 7. Lower rear grill and close latches (P) to secure. 8. Adjust mower deck to a desirable cutting height. Checking and Replacing Mower BladesNOTE: Only replace blades. Never straighten or weld them. Checking Mower Blades1. Park machine safely. (See Parking Safely in the Safety Section). 2. Raise the mower deck to the transport position. (Also the 12.7 cm (5 in.) cutting height position.) 3. Raise front of machine with a safe lifting device. · Support with jack stands and/or wooden blocks. · Mower blades should be sharp and free of any damage. · Inspect blades; sharpen/balance or replace as necessary. Replacing Mower Blades1. Use a wooden block to prevent mower blades from spinning. 2. Remove screw (D), hardened washer (C), large concave blade washer (B), blade (E) and deflector cup (A). · Blade wing must face toward top of mower deck.
· Install deflector cup, hardened washer, blade, large concave blade washer, and cap screw. · Tighten blade bolts to 122 N·m (90 lb-ft). 5. Adjust mower deck to a desirable cutting height. Sharpening Blades
· Sharpen blades with grinder, hand file, or electric blade sharpener. · Keep original bevel (A) when grinding. · Blade should have 0.40 mm (1/64 in.) cutting edge (B) or less. · Balance blades before installing. Balancing Blades
2. Put blade on nail in a vise. Turn blade to horizontal position. 3. Check balance. If blade is not balanced, heavy end of blade will drop. |
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