porsche Workshop Repair Guides

Porsche Workshop Service and Repair Manuals

Checking Adjustment of Balance Shafts|Page 713 > < Checking Adjustment of Balance Shafts|Page 711
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Balance Shaft Belt: Adjustments
Checking/Adjusting Balance Shaft Belt

CHECKING AND ADJUSTING TIGHTNESS OF DRIVE BELT FOR BALANCE SHAFTS (ROLLER WITH SLOT) 

Note:  Only check and adjust drive belt tightness on a cold engine (ambient temperature approx. 20° C/68° F).

1. Remove air-cleaner assembly, unbolt and remove engine underguard.

2. Remove poly-rib and servo pump belt.

Note:  Always first loosen hex bolts of linkage slightly before unscrewing locknuts.

3. Unscrew vent hose and take off drive belt cover.

4. Slacken pulley so that it no longer tensions drive belt.

8 Valve Engine

Checking Adjustment of Balance Shafts|Page 713 > < Checking Adjustment of Balance Shafts|Page 711