Vauxhall Workshop Service and Repair Manuals

Note:   Adjustment is carried out with the engine cold – at room temperature.

  Remove

Disconnect ground cable from battery.

Remove front toothed belt cover – see operation "Front Toothed Belt Cover, Remove and Install".

  Adjust

Loosen toothed belt tension roller.

Over-tension toothed belt via toothed belt tension roller at eccentric (inner hex – A/F 5) in direction of arrow (anti-clockwise) until it just reaches stop and allow to slide back until a measurement of approx. 1 mm is attained (see Illustration J 0323).

Tighten toothed belt tension roller.

At the fastening bolt of the toothed belt drive gear, turn crankshaft two turns (720°) in engine rotation direction to TDC point mark – turn crankshaft slowly and smoothly.

Release toothed belt tension roller and over-tension again at eccentric (inner hex – A/F 5) until it just reaches the stop (anti-clockwise) and allow to slide back in direction of arrow (clockwise) until mark (1) is located approx. 3 to 4 mm above mark (2).

  Install

Tighten toothed belt tension roller – tightening torque 20 Nm / 15 lbf. ft.

Install front toothed belt cover – see operation "Front Toothed Belt Cover, Remove and Install".

Connect ground cable to battery.