Volvo Penta — Timing gears, changing
Repair & overhaul
From a Volvo Penta service manual — check it applies to your exact model before use.
Browse Volvo Penta generators & specs →
Before you start
- Never rotate crankshaft or camshaft when timing gear removed; pistons and valves could strike.
Procedure
- Remove outer vibration damper.
- Remove dust excluders and crankshaft seal holder.
- Remove drive take-off, generator and fuel pump.
- Remove seal and socket cap screws from driver using tool 884994.
- Remove lower timing cover.
- Remove inner vibration damper using tool 884994.
- Use turning tool 9993590 to stop flywheel rotation.
- Remove polygon hub using puller 884994.
- Rotate flywheel to TDC cylinder 1 and camshaft TDC mark.
- Remove toothed wheel.
- Remove crankshaft gear, camshaft gear, intermediate gears.
- Clean timing plate and front of cylinder head.
- Check oil nozzle for clogging.
- Check keyway in crankshaft.
Tools required
- 884994 Amazon
- 9992584 Amazon
- 9992671 Amazon
- 9993590 Amazon
- 9996222 Amazon
- 9996315 Amazon
- 9996626 Amazon
- 9996965 Amazon
- 9998511 Amazon
- 9999683 Amazon
- 9999696 Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Source: Volvo Penta service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.