Snapper NZMX30614KH, NZMX32734BV Lawn Mower User Manual


 
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Section 3 - OPERATING INSTRUCTIONSSection 5 - ADJUSTMENTS & REPAIR
5.6 TRACKING ADJUSTMENT
If the machine does not track straight when the Motion
Control Levers are in the maximum forward speed
position, perform the following adjustment. Rear tire
pressure must be set to 12 PSI before making this
adjustment.
1. Loosen bolts that secure adjustment plates and
slide plates all the way forward. Retighten bolts.
2. Start machine and drive in smooth flat open area at
maximum forward speed.
3. If machine tracks to the right, loosen bolts that
secure the left adjustment plate. Move plate rearward
to slow the left wheel. Retighten bolts.
4. If machine tracks to the left, loosen bolts that
secure the right adjustment plate. Move plate rearward
to slow the right wheel down. Retighten bolts. See
Figure 5.12.
5. Drive machine again. Repeat adjustment as neces-
sary until machine tracks straight.
5.7 MOWER DRIVE BELT REPLACEMENT
Inspect mower drive belt. Replace belt if it shows signs
of excessive wear, damage and/or is broken.
5.7.1. BELT REMOVAL
1. Remove power unit footrest.
2. The engine to deck belt must be removed before
the deck belt can be removed. Remove engine to
deck belt. NOTE: Disconnecting engine to deck belt
idler spring may assist in removing belt.
3. Disconnect deck belt tension spring.
4. Remove old deck belt. Note the belt routing. See
Figure 5.13.
5.7.2. BELT REPLACEMENT
1. The deck belt must be installed first and the engine
to deck belt installed last.
2. Route deck belt around blade pulleys and idler pul-
ley in the same position as old belt was removed. See
Figure 5.13.
3. Reconnect idler pulley spring.
4. Reinstall engine to deck belt. Reconnect idler
spring if disconnected.
5. Reinstall power unit footrest.
FIGURE 5.12
FIGURE 5.13
LEFT
PULLEY
CENTER
PULLEY
ELECTRIC
CLUTCH
ENGINE TO
DECK BELT
BELT ROUTING
ENGINE TO
DECK BELT
IDLER SPRING
ADJUSTMENT
PLATE
RIGHT SIDE
MOTION
CONTROL
LEVER
LOOSEN BOLTS,
SLIDE PLATE TO
MAKE MACHINE
TRACK STRAIGHT
RIGHT
PULLEY
DECK BELT
DECK BELT
IDLER SPRING