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17
MAINTENANCE AND
SERVICE
WARNING:
Disconnect the spark plug wires or remove the
key from the ignition to prevent the engine
from accidentally starting before performing
any maintenance on this mower.
A. Mower Deck
1. Removing the Mower Deck:
a. Apply the parking brake. Remove ignition
key and both spark plug caps.
b. Lower the cutter deck to the ground. Cap-
ture the lift handle by placing the height of
cut clevis pin above the lift handle.
c. Remove tension of the PTO belt by moving
the belt tensioning rod.
Note: There is a certain amount of spring
tension due to the weight of the deck. When
removing the lift linkage from the deck the ten
-
sion of the springs will go from the deck to the
lift handle. Not capturing the lift handle while
removing the lift linkage from the deck will
cause it to snap back.
d. Detach the mower drive belt.
e. Remove six linchpins (See Fig. 6) (4) from
the deck and (2) from the front of the
mower. Remove the linchpins on the left
and right rear side of the cutter deck (2);
remove the linchpins on the left and right
front side of the cutter deck (2); and
remove the linchpins on the front of the
mower (2).
f. Turn front caster wheels outward.
g. Shift the deck toward the ignition switch
side of the mower and remove.
h. To install reverse the process.
2. Changing a Blade:
a. Jack up the front of the mowing deck about
one foot and block it in that position.
b. Wrap a rag around one end of the blade
and grasp it to prevent it from turning, or
secure the blade by placing a block of
wood between the blade and the deck
housing.
c. Use a 1-1/8" socket wrench on the pulley
side of the spindle to secure.
d. Remove the hex nut using a 1-1/8" wrench.
e. Remove the hex nut.
f. To replace the blade reverse the above
process and tighten nut to 100-120 lb ft.
WARNING:
Never mow with dull blades! Blades that are
bent should be replaced! The cutting blades
are sharp and can cause severe injury. Wrap
the cutting surface of the blade with a rag to
avoid injury.
a. Apply the parking brake.
b. Clean any debris from the blades. Keep
blades sharp and free of build up at all
times.
c. Sharpen blades evenly at the original 30°
angle to maintain balanced cutting blades.
Do not sharpen the underside of the
blades. Use a electric blade sharpener, a
conventional electric grinder or a hand file
to sharpen the blades.
d. Replace any blade with severe nicks or
dents that cannot be removed by filing.
e. Check the balance of the blade after
sharpening by placing it on a blade bal
-
ancer. Do not use un-balanced blades.
f. If the blade dips on one end, file stock off
of the cutting surface on that end.
Linch Pins
Figure. 6
Height of Cut Clevis Pin
Linch Pins