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2. If either end of the blade rotates downward, file that
end (not the cutting edge or the end near the cutting
edge). The blade is properly balanced when neither
end drops.
Installing the Blade
1. Install the blade onto the spindle and the blade driver
with the curved blade tips pointing toward the lawn
mower deck and the blade driver nesting in the recess
of the blade (Fig. 21).
2. Install the accelerator, the lock washer, and the blade
bolt (Fig. 21).
3. Tighten the blade bolt to 50 ft-lb (68 N m).
WARNING
POTENTIAL HAZARD
Operating the lawn mower without the
accelerator in place can cause the blade to flex,
bend, or break.
WHAT CAN HAPPEN
A broken blade could cause serious injury or
death to the operator or bystanders.
HOW TO AVOID THE HAZARD
Do not operate the lawn mower without the
accelerator.
Lubricating the Self-propel
Drive
1. Wipe the grease fittings on the rear wheel height
adjustment levers with a clean rag (Fig. 24).
Figure 24
1. Grease fitting
2. Install a grease gun onto each fitting in turn and gently
apply one or two pumps of #2 multi-purpose lithium
grease to each.
IMPORTANT: Excess grease may prevent the wheel
clutch from properly operating.
Adjusting the Self-propel Drive
Cable
Whenever you change the handle height, install a new
self-propel drive cable, or the traction drive belt slips,
adjust the self-propel drive cable.
You adjust the self-propel drive cable on the handle by
moving the cable jacket held by the cable support.
1. Loosen the nut on the cable support (Fig. 25).
1
1. 1 to 1 / in. (25 to 38 mm)
2. Self-propel drive bail
3. Cable jacket
2. Hold the self-propel drive bail 1 to 1 / in.
(25 to 38 mm) from the handle (Fig. 25).
3. Pull the cable jacket down (away from the bail).
4. Tighten the nut on the cable support.
5. Release the bail and ensure that the cable is loose.
Note:
The cable must be loose when the self-propel drive
bail is in the disengaged position to prevent the lawn
mower from creeping forward when you disengage the
bail.
1
Cleaning under the Belt Cover
1018
Keep the area under the belt cover free of debris.
1. Stop the engine and wait for all moving parts to stop.
2. Remove the bolts that secure the belt cover to the lawn
mower housing (Fig. 26).
18
2
3
5
Figure 25
4. Cable support
5. Nut
4
1063
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