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.
SPINDLE | BLADE |
ASSEMBLY | BAR |
BLADE |
|
| CONE |
| WASHER |
BLADE MOUNTING
42” SPINDLE
BOLT ASSEMBLY SHOWN
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.
HAIR PIN | CLEVIS | |
PIN | ||
|
WASHER
JAM NUT
FRONT LIFT CABLE
42” DECK SHOWN
FIGURE 4.18
RIGHT
SIDE
SHOWN
DECK HANGER
BRACKET
FRONT
AXLE
FRONT DECK
HANGER ROD
FRONT | HAIR PIN | |
LIFT ARM | ||
|
FIGURE 4.19
ELECTRIC
CLUTCH
REMOVE BELT
FROM PULLEY
FIGURE 4.20
25
