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Brake Maintenance
Adjusting the Parking Brake
Service Interval: Every 200 hours—Check the parking
brake adjustment.
1. Loosen the set screw that secures the knob to the
parking brake lever (Figure 65).
Figure 65
1. Parking brake lever
2. Knob
2. Rotate the knob until you produce a force of 30–40
lb (41–68 N-m) needed to actuate the lever.
3. Tighten the set screw after attaining the adjustment.
3. Set screw
Belt Maintenance
Servicing the Engine Belts
Service Interval: After the first 10 hours—Check the
condition and tension of all belts.
Every 100 hours—Check the
condition and tension of all belts.
Tensioning the Alternator/Fan Belt
1. Open the hood.
2. Check the tension by depressing the alternator/fan
belt midway between the alternator and crankshaft
pulleys with 22 lb (30 N-m) of force (Figure 66).
Note: The belt should deflect 7/16 inch (11 mm).
1. Alternator/fan belt
3. If the deflection is incorrect, complete the following
procedure to tension the belt:
A. Loosen the bolt that secures the brace to the
engine and the bolt that secures the alternator to
the brace.
B. Insert a pry bar between the alternator and the
engine and pry out on the alternator.
C. When you achieve the proper belt tension,
tighten the alternator and brace bolts to secure
the adjustment.
Replacing the Hydrostat Drive Belt
1. Insert a nut driver or small piece of tubing onto the
end of the belt tensioning spring.
Use caution when de-tensioning the spring, as
it is under a heavy load.
48
Figure 66
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