Section 4 - ADJUSTMENT & REPAIR
WARNING
DO NOT attempt any adjustments, maintenance or service with the engine or blade running. STOP blade. 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.
4.4.5.33" 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, nuts and washers. See Figure 4.26.
NUT
BLADE MOUNTING
BOLTS
FIGURE 4.26
_FSPINDLE
ASSEMBLY
BLADE_
(2 REQUI_ | CONE |
MOUNTING
I_:NUT
FIGURE 4.27
4.4.7.TRACTION DRIVE BELT REPLACEMENT 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 eng ne "OFF". Remove key.
3.Lower the deck to lowest setting.
4.Disconnect the deck lift rod from the front lift
arm. See Figure 4.28.
FRONT LIFT
ARM
6.Install new blade onto blade mounting bar.
7.Torque 30 to 40 ft Ibs.
4.4.6. 38" MOWER BLADE REPLACEMENT
FRONT ROD
1.Move tractor to a firm, level surface.
2.Turn engine "OFF". Remove key.
3.Remove mowing deck from tractor.
4.Position deck to access blade.
5.Remove blade mounting nut and cone washer from each blade. See Figure 4.27.
6.Install new blades.
7.Torque 70 to 90 ft Ibs.
WASHER "_HAIRPIN
FIGURE 4.28
26
