Section 5 - ADJUSTMENTS & REPAIR
5.6MOWER DRIVE BELT, ENGINE BELT & HYDRO PUMP BELT REPLACEMENT
Inspect all belts Replace belt if it shows signs of excessive wear, damage and/or is broken.
WARNING
DO NOT attempt any adjustments, maintenance or service with the engine or blades running. Stop blades. Stop engine. Set brake. Remove key. Remove spark plug wires from spark plugs and (gas only) secure wires away from spark plugs. Engine and components are HOT. Avoid serious burns by allowing all parts sufficient time to cool.
5.6.1.MOWER DRIVE BELT REMOVAL
1.Remove mower drive belt cover.
2.Remove old belt.
5.6.2.MOWER DRIVE BELT REPLACEMENT
1.Route belt around blade pulleys and idler pulley in the same position as old belt was removed. It may be necessary to use a pry bar to pull idler pulley back to install belt. See Figure 5.8.
2.Reinstall belt cover.
FRONT | DISCHARGE | |
CHUTE NOT | ||
OF | ||
SHOWN | ||
MOWER | ||
|
3.Remove the 3 nuts and 3 bolts that secure the front drive shaft bearing housing to the frame.
4.Disconnect the drive shaft coupling from the engine adaptor. Slide drive shaft assembly forward. Remove engine belt from around pulleys and fan.
5.Install new belt in reverse order.
6.Attach drive shaft coupling to engine adaptor. Attach front bearing housing to frame. Reinstall alternator cover and radiator screen. Reinstall all nuts and bolts Tighten all nuts and bolts securely.
FRONT OF MOWER
RADIATOR
SCREEN
ALTERNATOR
COVER
DRIVE SHAFT | ENGINE |
ASSEMBLY | ADAPTOR |
|
|
FIGURE 5.8
5.6.3.ENGINE BELT REMOVAL
1.Remove radiator screen.
2.Remove nut and bolt that secure the top portion of alternator cover. Rotate cover to the side. See Figure 5.9.
3.Remove left and right transmission drive belts.
FRONT
DRIVE SHAFT
COUPLING
FIGURE 5.9
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