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Hitachi ZAXIS 70 - Page 228

Hitachi ZAXIS 70
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MAINTENANCE
7-74
Adjust Compressor Bolt Tension
1. Loosen holding bolt (2) of tension pulley (1).
2. Using adjusting bolt (3) located under tension pulley
(1), move the compressor pulley to correctly adjust
the belt tension.
3. Securely tighten holding bolt (2) of tension pulley (1).
NOTE: In case the belt is replaced with a new one, run
the engine at slow idle speed for 3 to 5 minutes,
and readjust the belt tension to remove any
looseness, which might have occurred during
break-in operation.
M1G6-07-013
2
1
3
Compressor Pulley

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