17MAINTENANCE continued
6.With the guides loose slip the blade drive belt(29) out of the groove on the drive pulley and down past the pulley. Note: It is necessary to remove the transaxle drive belt(10) from its groove to allow removal of the blade drive belt.
7.Pull the belt back through the hole in the top of the engine base and remove it from the machine. NOTE: Removal of the belt from the blade drive pulley requires some force to walk the belt past the front portion of the pulley.
8.Install new belt into groove on blade drive pulley. Push remaining length of belt back through engine base toward clutch/brake drive pulley.
9.Reach through from rear of machine and pull new belt through and install it in the groove on the clutch/brake drive pulley. NOTE: Make sure the blade belt is properly seated in the clutch/brake drive pulley(Item 23) and not resting in the gap between the clutch/brake pulley(23) and the transaxle drive pulley(46)
10.Tighten four screws to secure belt guides (item 149 & 150) in place. NOTE: Be sure belt is correctly routed when replacing. (See Fig. 3)
11.Set tension on belt by reaching in through top of engine base with a long screwdriver or other pry bar and pushing the idler pulley over against the belt to increase tension. While holding the belt under tension tighten the two screws (107) that hold the idler arm in place. Note: Proper belt tension can be verified by checking the tight side
12.Replace engine base door (item 7) and tighten screws to hold it in place
13.Reconnect spark plug.
Blade Drive Belt
Belt in top groove of engine pulley
Transaxle
Drive Belt Belt in bottom groove of engine pulley
BLADE DRIVE BELT TENSION ADJUSTMENT
1.Disconnect spark plug wire.
2.Remove the two screws holding the engine base door (item 7), and remove the door.
3.Examine the condition of the belt and note the position of the idler assembly and the amount of tension on the blade belt.
3.Loosen the two nuts (Item 117) on top of the engine base, holding the idler arm assembly (Item 26) in place .
4.Reset tension on belt by reaching in through top of engine base with a long screwdriver or other pry bar and pushing the idler pulley over against the belt to increase tension. While holding the belt under tension tighten the two screws that hold the idler arm in place.
5.Replace engine base door and verify blade belt tension setting by operating the unit in the conditions that caused it to slip originally.NOTE: If belt continues to slip it may be worn out and require replacement before proper operation can resume.
STARTER SWITCH WIRING
Fig. 3
Maintenance Schedule |
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Maintenance Operation | Every | Every 5 hrs | Every 25 | Every 50 Every | |
Use | or (Daily) | hrs | hrs | ||
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Engine (See Engine Manual)
Check for excessive vibration
Inspect for loose parts
Inspect for worn or damaged parts
Sharpen Blade
Inspect belts for wear
Check blade clutch cable tension
Replace blade and traction belts
Inspect battery for damage or leak
Check battery terminal for corrosion
Lubricate throttle control cable and linkage.
MAINTENANCE HISTORY
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Part No. 500264 | Page 11 of 12 | Form No. F071300A |