volvo Workshop Repair Guides

Volvo Workshop Service and Repair Manuals

Timing Component Alignment Marks > < Initial Checks|Page 1213
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larger clearance.

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
hold pressure.

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
damage.

Timing Component Alignment Marks > < Initial Checks|Page 1213