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Section 5 - ADJUSTMENTS & REPAIR
WARNING
DO NOT attempt any maintenance, adjustments or
service with engine running. STOP engine. STOP
blades. Set brake. Remove key. Remove spark plug
wires and secure away from spark plugs. Engine and
components are HOT. Avoid serious burns, allow
sufficient time for all parts to cool.
5.2.1. MOWER DECK ADJUSTMENT (LEVELNESS)
SIDE to SIDE and FRONT to REAR
7. Loosen the nuts that secure both rear deck support
eyebolts. Adjust to remove slack from both rear chains.
Tighten nuts securely. See Figure 5.6.
FIGURE 5.6
8. Move deck lift lever and set the mower deck to
the highest cutting position and recheck side to side
blade tip dimensions. The difference between the
two should be 1/8” or less.
NOTE: The deck timing rod is preset at the factory and
requires no adjustments. See Figure 5.7.
9. The leveling blocks used in Step 4 should result
in a proper deck pitch. If a pitch adjustment is
required, use the two rear deck support eyebolts.
Adjust eyebolts up or down as required.
10. Reinstall deck lift assist spring. Place deck in
highest cutting position. Tighten nut on eyebolt until
1 1/4” of threads protrude past end of nut. See
Figure 4.9.
FIGURE 5.7
WARNING
Do not operate this machine if the brakes are not
functioning properly!
5.3 PARKING BRAKE ADJUSTMENT
The parking brake can be adjusted by rotating hex
nut clockwise to increase brake tension. If this
adjustment does not result in proper braking action
contact your authorized SNAPPER dealer for
corrective action. See Figure 5.8.
1. Disengage parking brake. Measure the relaxed
length of the brake spring.
2. Engage parking brake. Length of spring should
decrease 3/8”. Adjustment is required if less than 3/8”.
3. Loosen jam nut.
4. Tighten hex nut to compress brake spring 3/8”.
Tighten jam nut to secure the hex nut in place.
Disengage and engage parking brake and recheck
brake spring compression measurement. Repeat
previous steps for other wheel. See Figure 5.8.
FIGURE 5.8
LOOSEN NUTS AND
POSITION CHAIN
UNTIL TIGHT
DECK TIMING ROD
NO ADJUSTMENT REQUIRED
COMPRESS
PARKING BRAKE
SPRING 3/8”
3/8”