Maintenance
34
0.030”
(0.76
mm)
2
3
1
m–3215
Figure
31
1. Center
electrode insulator
2.
Side electrode
3.
Air gap (not to scale)
Installing the Spark Plugs
1. Install the spark plugs and metal washer. Make
sure the air gap is set correctly.
2. Tighten the spark plugs to 18/22 ft-lb
(24.4/29.8 Nm).
3. Push the wires onto the spark plugs (Fig. 30).
4. Close the hood.
Greasing
and Lubrication
Service Interval/Specification
Grease the machine after every 50 operating hours or
yearly, whichever occurs first. Grease more frequently
when operating conditions are extremely dusty or
sandy.
Gr
ease T
ype: General-purpose grease.
How to Grease
1. Disengage the power take off (PTO), set the
parking brake, lower the attachment lift, and turn
the ignition key to “STOP” to stop the engine.
Remove the ignition key.
2. Clean the grease fittings with a cloth. Make sure
to scrape off any paint from the front of the
fitting(s).
3. Connect a grease gun to the fitting. Pump grease
into the fittings until grease begins to ooze out of
the bearings.
4. Wipe up any excess grease.
Where to Add Grease
1. Lubricate the left–hand and right–hand spindles
until grease begins to ooze out of the bearings
(Fig. 32).
2. Lubricate the front axle pivot (Fig. 32).
m–3240
Figure 32
3. Open the drive shaft maintenance cover on the
tractor tunnel near the seat by unscrewing the
two screws securing it, then raising it (Fig. 33).
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