Brake Maintenance
Adjusting the Parking Brake
Service Interval: Every 200 hours—Check the parking brake
adjustment.
1. Loosen the set screw securing the knob to the parking
brake lever (Figure 60).
Figure 60
1. Parking brake lever
2. Knob
2. Rotate the knob until a force of 41–68 N-m (30–40 lb)
is required to actuate the lever.
3. Tighten the set screw after the adjustment has been
attained.
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 belt midway
between the alternator and crankshaft pulleys with 30
N-m (22 lb) of force. The belt should deflect 11 mm
(7/16 inch).
1. Alternator/fan belt
3. If the deflection is incorrect, complete the following
procedure to tension the belt:
A. Loosen the bolt securing the brace to the engine
and the bolt securing the alternator to the brace.
B. Insert a pry bar between the alternator and engine
and pry out on the alternator.
C. When the proper tension is achieved, 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.
WARNING
Use caution when de-tensioning the spring, as
it is under a heavy load.
2. Push down and forward on the spring end (Figure 62)
to unhook it from the bracket and release tension on
the spring.
49
Figure 61