Check Mower Blade; Check Deck Drive Belt; Service - Every 25 Operating Hours; Mower Components - Snapper LT145H33FBV, LT145H38FBV Safety Instructions & Operator's Manual

Section 3 - MAINTENANCE
3.2.3. CHECK MOWER BLADE (Continued)
FIGURE 3.3
3.2.4. CHECK 33" DECK DRIVE BELT
1. With engine "OFF", move blade engagement
lever to "ON".
2. Measure blade cable extension spring. Spring
should extend 1" +/-1/8" for proper belt tension. See
Figure 3.4.
BLADE CABLE
EXTENSION SPRING
X + 1" +/- 1/8"
FIGURE 3.4
3. To adjust tension, Refer to Section "BLADE
BELT ADJUSTMENT".
3.2.5. CHECK 38" DECK DRIVE BELT
1. On 38" model, check belt for excessive wear or
damage and replace if necessary, there are no
adjustments on this model.
TORQUE 38" BLADES TO
70 TO 80 FT. LBS.
X
3.3

SERVICE - EVERY 25 OPERATING HOURS

3.3.1. CHECK ENGINE
1. Change engine oil. Refer to Section "CHANGE
ENGINE OIL". Refer to engine owner's manual for oil
specification.
2. Remove and clean engine air pre-cleaner. See
Figure 3.5. Refer to engine owner's manual for
cleaning instructions.
ENGINE AIR
PRE-CLEANER
3. Remove and replace engine air cleaner. See
Figure 3.5. Refer to engine owner's manual for
service instructions.
3.3.2.

MOWER COMPONENTS

1. Check deck drive belt for proper tension. Refer
to Section "CHECK DECK DRIVE BELT".
2. Check blades for sharpness, wear, damage and
torque. Refer
REPLACEMENT".
3. Check mower deck for proper levelness. Refer
to Section "MOWER DECK ADJUSTMENT -
LEVELNESS".
4. Clean mower deck.
a. Remove key from ignition switch.
b. Remove deck.
c. Clean underside of mower deck, removing all
accumulation of grass clippings and debris.
d. Clean top of deck, removing all grass clippings
and debris.
5. 33" and 38" blade spindle lubrication.
a. Lubricate spindle with 1 to 3 shots of general
purpose grease from grease gun.
6. Lubricate all mower deck linkage pivot points
with a light coat of motor oil.
3.3.3.

CHECK BLADE BRAKE

1. Refer to Section "CHECK BLADE BRAKE".
12
FIGURE 3.5
to Section "MOWER
ENGINE AIR
CLEANER
BLADE