Mower Blade Replacement - Snapper LT145H33FBV, LT145H38FBV Safety Instructions & Operator's Manual

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 4.27.
NUT
LOCK WASHER
6. Install new blade onto blade mounting bar.
7. Torque 30 to 40 ft lbs.
4.4.6. 38" 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 to access blade.
5. Remove blade mounting nut and cone washer from
each blade. See Figure 4.28.
BLADE
BLADE
BAR
BLADE MOUNTING
BOLTS
FIGURE 4.27
BLADE
SPACER
BLADE
(2 REQUIRED)
6. Install new blades.
7. Torque 70 to 90 ft lbs.
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 engine "OFF". Remove key.
3. Lower the deck to lowest setting.
4. Disconnect the deck lift rod from the front lift
arm. See Figure 4.29.
FRONT LIFT
ARM
FRONT LIFT
ROD
25
SPINDLE
ASSEMBLY
CONE
WASHERS
MOUNTING
NUT
FIGURE 4.28
WASHER
HAIR PIN
FIGURE 4.29