Dismantling and assembling engine
Removing and installing toothed belt
(Adjusting valve timing)
Special tools, testers and auxiliary items
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◆ Lever 3299
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◆ Pin wrench Matra V159
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◆ Torque wrench V.A.G 1331 (5...50 Nm)
Engines without semi-automatic tensioning roller:
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◆ V- and toothed belt test unit VW 210
Removing
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‒ Remove ribbed belt
.
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‒ Remove ribbed belt tensioning roller.
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‒ Remove vibration damper and toothed belt guard upper and lower parts.
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‒ Mark D.O.R. of toothed belt.
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‒ Release tensioner and take off toothed belt.
Installing
Prerequisites
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● The engine must be no more than warm to touch.
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● The pistons must not be positioned at TDC.
Note:
If a piston is at TDC the valves could strike the piston when turning the camshaft.
Work sequence
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‒ Place toothed belt on crankshaft sprocket and intermediate shaft sprocket (note D.O.R.) and install lower part of toothed belt guard.
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‒ Install crankshaft vibration damper (note installation position, holes off-set).
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