seat Workshop Repair Guides

SEAT Workshop Service and Repair Manuals

Camshaft housing:removing and fitting > < Checking principal notched belt tension roller
Checking tension roller of the derived branch of the notched belt.
Checking tension roller of the derived branch of the notched belt.
   
–  Memorise the position of the tension roller needle -1-. Press down hard on the notched belt with the thumb-arrow-. The needle must move.
–  Stop pressing the notched belt.
–  Turn the crankshaft two complete turns in the direction of rotation of the engine.
–  Check the position of the needle. The needle should have returned to its original position.
If the indicator arm does not return to the original position:
–  Remove the notched belt → Chapter.
–  Replace the tension roller.
If both tension rollers are correct:
–  Re-install the lower timing belt guard.
–  Install crankshaft pulley. Note the following:
t  Use a new attachment bolt for the pulley and the timing belt wheel.
t  When fitting the pulley check the fixing with respect to the notched belt wheel.
t  Tightening method for the new oiled bolt: 90 Nm + retighten 1/4 turn (90°).
–  Installing Poly-V belt → Chapter.
  Note
When fitting the Poly-V belt, make sure that it is correctly seated on the pulleys.
–  Install the centre soundproofing → Bodywork, exterior assembly work; Rep. Gr.50.
–  Fit front right hand side wheel housing protection: → Bodywork, exterior fitting work; Rep. Gr.50.
–  Install top notched belt guard.
–  Fit the air filter housing → Chapter.
  N13-0368

Camshaft housing:removing and fitting > < Checking principal notched belt tension roller