Volvo Workshop Manuals
940 L4-2.3L SOHC VIN 88 B230F (1992)
Engine, Cooling and Exhaust > Engine > Timing Components > Timing Belt > Component Information > Fundamentals and Basics > General Information > Page 3435
Remove the valve cover and inspect the valve clearances. A valve which is bent will be stuck in the open position or will have an excessively
Perform a compression check or a cylinder leak down check. Cylinders with bent valves will have very low compression (<50.0 psi) and will not
If valve damage is detected the cylinder head will have to be removed and the damaged valves replaced. Also inspect top of the pistons for
When working near or around the crankshaft/camshaft pulleys, accidentally engaging the starter can result in serious personal injury and major
The negative battery terminal should be disconnected prior to commencing work and should not be reconnected until the timing belt is
Fender covers will prevent damage to the vehicles finish while performing the job.
NOTE: A fender cover folded over the radiator will prevent accidental damage to the radiator. The radiator can be easily damaged should a
Positioning Crankshaft to Number 1 TDC
POSITIONING CRANKSHAFT TO #1 TDC, Compression
NOTE: If the timing belt is broken, pre-position only the crankshaft and ignore references in this article to compression stroke, camshaft, and
Timing belt installation alignment marks correspond to the crankshaft positioned at #1 Top Dead Center (TDC), during the compression stroke.
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