918196/EP0913
4-24
Printed in U.S.A.
Checking and Adjusting Air
Conditioning V-belt Tension
1. Position the machine on a level surface.
2. Lower the bucket and dozer blade to the ground.
Move the joysticks in all directions to verify the
hydraulic system is de-pressurized.
3. Shut off the engine. Remove the ignition key and
take it with you. Lock out the controls by raising
left control console. Wait for the engine to cool
down.
4. Press the engine cover release button and raise the
engine cover. Carefully inspect the air conditioning
V-belt (1) for damage. If the V-belt (1) is damaged,
have it replaced by your dealer.
5. Press on the center of a span on the air conditioning
V-belt to check deflection. The belt deflection
should be no more than 3/8” (9 mm). See Figure 4-
19. If deflection is more than 11/32” (9 mm):
a. Loosen bolt (2) and pull down on the belt ten-
sioner (3) until the correct V-belt tension is
correct.
b. Tighten bolt (2) and re-check V-belt tension.
Figure 4-19 Checking & Adjusting Air Condi-
tioning V-belt Tension
approx. 11/32” (9 mm)
3
1
2
Summary of Contents for 383Z
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