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Section 3 - MAINTENANCE
WARNING
DO NOT attempt
any
adjustments,
maintenance,
service or repairs with the engine
running. STOP
engine. STOP blade. Engage parking brake. Remove
key. Remove spark plug wire from spark plug and
secure away from plug. Engine and components are
HOT. Avoid serious
burns, allow all parts to cool
before working on machine. Fuel Filler Cap and vent
must be closed securely to prevent fuel spillage.
3.2
SERVICE - AFTER FIRST 5 HOURS
3.2.4. CHECK BLADE DRIVE BELT
The blade drive consists of a single belt from the
engine to the deck. Inspect for signs of deterioration
and proper tension.
1. Lower deck to lowest setting.
2. Remove four self-tapping
screws, two on each
side of mower drive belt cover. See Figure 3.3.
3. Slide cover back and rotate out on left side of
mower deck.
REMOVE FOUR (4)
SELF-TAPPING
REMOVE
FIGURE 3.3
4. Check belt for excessive wear or damage and
replace if necessary; there are no adjustments on
these models. See Figure 3.4.
WARNING
The following
procedure
requires
the engine
and
blades
to be operated.
Exercise
extreme
caution.
Clear area of loose parts & tools first. Only operate
blades when seated in the operator's seat.
28" _30" & 33" MODELS
SPINDLE
(Dual Idler System)
ENGINE DRIVE
PULLEY
......
PULLEY ASSEMBLY
IDLER'S
FIGURE 3.4
3.2.5.
BLADE BRAKE
1.
Check blade brake for proper function. Blade should
stop rotating in 3 seconds or less after moving the blade
control lever to the "OFF" position or after releasing the
blade pedals.
I Blades must stop rotating in 3 seconds or less after I
the blade
has been turned
off. DO NOT operate I
machine
until blade brake has been adjusted
and I
functioning
properly.
I
2.
If the blade
continues
to rotate
longer
than
3
seconds
do not operate
machine.
Refer to Section
"BLADE
BRAKE
ADJUSTMENT"
or
contact
your
SNAPPER dealer for assistance.
3.2.6.
SERVICE BRAKE / PARK BRAKE
1.
Check machine brake for proper function.
Engage
park brake. Push machine. Rear tires should skid. Drive
machine forward and apply brake. Machine should come
to a complete stop in less than 5 ft.
2.
If
brakes
are
not
functioning
properly
brake
adjustment
must
be
completed
before
operating
machine. Refer to Section "SERVICE BRAKE - PARK
BRAKE ADJUSTMENT".
3.2.7.
INTERLOCK SYSTEM
Check interlock controls for proper function:
The engine MUST NOT start if:
1.
Blade Control is "ON" and/or clutch/brake
pedal is
released.
The engine and blades MUST STOP if:
2.
The operator leaves the operator position with Blade
Control "ON" and/or clutch/brake pedal is released.
WARNING
I
DO NOT operate machine if interlock system
t
functioning
properly. Contact your SNAPPER
r
immediately for assistance,
14
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