Mower Blade Replacement - Snapper LT180H331BV series I 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 4.26.
oc.w.s.. B..O,
t BAR
• I® . - ..'
FIGURE 4.26
6. Install new blade onto blade mounting bar.
7. Torque 30 to 40 ft Ibs.
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 4.27.
6. Install new blades.
7. Torque 70 to 90 ft Ibs.
_F SPINDLE
ASSEMBLY
BLADE _ _/_
BLAIIACER _______.Tf
(2 REQUI_ CONE
G-
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.
ARM
FRONT
ROD
\
\
WASHER _HAIRPIN
FIGURE 4.28
27