volvo Workshop Repair Guides

Volvo Workshop Service and Repair Manuals

Disconnecting Components When Replacing Valve Stem Seals|Page 2400 > < Disconnecting Components When Replacing Valve Stem Seals
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Lock tensioner damping unit 

Check that there is no visible leakage.
Compress the tensioner damping unit with tool 999 5456.
Position heater pad in tool and screw tool center nut to the bottom.
Wait until compression has occurred and install a lock pin (2 mm) in the piston.

Note!  If there is leakage or no resistance when pushed in or if it cannot be pushed in the tensioner damping unit must be replaced.

Mark up camshaft pulleys - both intake and exhaust.
Remove camshaft pulleys. Use counterhold 999 5199.
Reinstall expansion tank.

Removing engine components 

Remove Turbocharger (TC) control valve (if present) from Air Cleaner (ACL) housing.

Disconnecting Components When Replacing Valve Stem Seals|Page 2400 > < Disconnecting Components When Replacing Valve Stem Seals