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Section 5 - ADJUSTMENTS & REPAIR
5.6 MOWER 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.
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.
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.
FIGURE 5.9
DISCHARGE
CHUTE NOT
SHOWN
FRONT
OF
MOWER
DRIVE SHAFT
ASSEMBLY
DRIVE SHAFT
COUPLING
ENGINE
ADAPTOR
FRONT
RADIATOR
SCREEN
FRONT OF MOWER
ALTERNATOR
COVER