Operation CHARM: Car repair manuals for everyone.

Drive Belt: Service and Repair





Removing and installing drive belt - GT3








Removal overview of the drive belt - GT3
1 Remove air cleaner assembly
2 Loosen servo pump wheel
3 Relieve drive belt
4 Remove servo pump wheel
5 Remove drive belt





1. Remove air cleaner assembly
Remove air cleaner assembly completely. Undo hexagon-head bolt M6 x 34. Undo the hose clamp on the throttle body. Pull off plug from hot film mass air flow sensor and remove air cleaner assembly.





2. Loosen servo pump wheel
Mark belt travel direction with a colored pen. Undo the three hexagon-head bolts on the servo pump by approximately one half turn.





3. Relieve drive belt
Relieve the belt tension. To do this, turn the tensioning roller clockwise and simultaneously remove the belt from the drive pulleys.





4. Remove servo pump wheel
Remove servo pump wheel with drive belt to the rear.

Important: Only remove the servo pump wheel when the drive belt is completely relieved.

5. Remove the belt from all drive wheels and lift up to remove.











Installation overview of the drive belt (engine installed) - GT3
1 Fit drive belt
2 Position servo pump wheel
3 Tension drive belt
4 Tighten fastening screws on servo pump
5 Install air cleaner assembly





1. Fit drive belt
Fit the belt onto the drive wheels.





2. Position servo pump wheel
Put on the servo pump wheel together with the drive belt. Slightly tighten the three fastening screws on the servo pump wheel.





3. Tension drive belt
To tension the drive belt, turn the tensioning roller (7) in clockwise direction and simultaneously fit the drive belt on the deflection roller (8). Then slowly relieve. To do this, turn the tensioning roller slowly anti-clockwise.





It is absolutely necessary to check that the drive belt is correctly seated on all belt pulleys.





4. Tighten the fastening screws on the servo pump
Tighten the fastening screws of the servo pump drive wheel. The three screws are tightened to 23 Nm (17 ft. lbs.).





5. Install air cleaner assembly
Install air cleaner assembly completely. Attach connector onto mass air flow meter. Tighten the hose clamp on the throttle body. Tighten hexagon-head bolt M6 x 34.