25
Section 4 - ADJUSTMENT & REPAIR
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 wire from spark plug and secure
wire away from spark plug. Engine and components
can be extremely hot. Avoid burns by allowing engine
and components sufficient time to cool. Wear heavy
leather gloves when handling or working around
cutting blades. Blades are extremely sharp and can
cause severe injury.
4.4.5. 42" & 48” MOWER BLADE REPLACEMENT
1. Move tractor to a firm, level surface.
2. Turn engine "OFF". Remove key.
3. Remove mowing deck from tractor.
4. Position deck on its left side to access blade.
5. Remove blade mounting bolts on 42” decks or nuts
on 48” decks. See Figure 4.17.
6. Install new blade.
7. Torque 30 to 40 ft lbs. for 42” Deck.
Torque 80 to 90 ft lbs. for 48” Deck.
FIGURE 4.17
4.4.7. TRACTION DRIVE BELT REPLACEMENT
42” Mower Deck Removal
It is necessary to remove deck in order to replace belts.
Remove deck as follows:
1. Place tractor on a firm, level surface such as a
driveway or garage floor and set the park brake.
2. Turn engine “OFF”. Remove key.
3. Lower the deck to lowest setting.
4. Remove hair pin and washer securing front lift
cable to front lift arm. See Figure 4.18.
5. Remove hair pins from the front deck hanger rod
and slide out the rod from deck hanger bracket. Front
lift arms will be now be disconnected. See Figure 4.19.
6. Hold front of deck "UP" and slide the front deck
hanger rod to the right and out then lower the front of
deck to the ground.
7. Remove deck drive belt from engine pulley
bottom groove. See Figure 4.20.
FIGURE 4.18
FIGURE 4.19
FIGURE 4.20
CONE
WASHER
BLADE
BAR
BLADE
BLADE
MOUNTING
BOLT
SPINDLE
ASSEMBLY
HAIR PIN
JAM NUT
FRONT LIFT CABLE
CLEVIS
PIN
42” DECK SHOWN
RIGHT
SIDE
SHOWN
FRONT
AXLE
FRONT DECK
HANGER ROD
FRONT
LIFT ARM
HAIR PIN
DECK HANGER
BRACKET
ELECTRIC
CLUTCH
REMOVE BELT
FROM PULLEY
42” SPINDLE
ASSEMBLY SHOWN
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