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5. Set the gap on the new plug to 0.020 in. (0.50 mm)
(Fig. 16).
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Figure 16
1. 0.020 in. (0.50 mm)
6. Install the spark plug and the gasket seal.
7. Torque the plug to 15 ft-lb (20 N m).
8. Connect the wire to the spark plug.
Adjusting the Wheel Drive
If the lawn mower does not self-propel or has a tendency to
creep forward when you disengage the wheel drive, adjust
the wheel traction control cable.
1. Stop the engine and wait for all moving parts to stop.
2. Disconnect the wire from the spark plug (Fig. 10).
3. Loosen the nut on the support block (Fig. 17).
1
2
3
4
5
Figure 17
1. Nut
2. Support block
3. Top jam nut
4. Loosen the bottom jam nut on the wheel traction cable
(Fig. 17).
5. Lift the control bar until you feel some resistance. The
control bar should be 1-1/2 inches (4 cm) from the
handle when it is properly adjusted (Fig. 18).
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362
4. Bottom jam nut
5. Wheel traction cable
14
Figure 18
1. 1-1/2 inches (4 cm)
6. Move the top jam nut up to increase or down to
decrease the clearance between the control bar and the
handle.
7. Tighten the bottom jam nut to lock the top jam nut
against the support block (Fig. 17).
8. Tighten the nut on the support block.
Lubricating the Drive Wheels
After every 25 operating hours or at the end of the season,
lubricate the drive wheels.
1. Apply 2 or 3 drops of light oil on the inside of the front
wheels and on the outside of all the wheel bolts.
2. Spin the wheels to distribute the oil into the bushings.
3. Wipe up any excess oil.
4. Move the rear wheel cutting height levers to the 2-inch
(51mm) setting.
5. Wipe the grease fittings with a clean rag (Fig. 19).
Figure 19
1. Grease fitting
6. Install a grease gun onto each fitting and gently apply 2
or 3 pumps of #2 multi-purpose lithium base grease.
Important
Applying grease using excess pressure may
damage the seals.
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