WÄRTSILÄ Vasa R22, Instruction Manual

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04.16 Interval: 24000 operating hours
Balancing shaft
Inspect balancing shaft bearing
11.3
4R22, 4R22/26 Take one bush out for inspection. If in bad condition check
the other too. Replace if necessary.
Coupling Check the flexible coupling
Flexible coupling Dismantle and check flexible coupling acc. to makers
recommendations.
Engine fastening screws
Check tightening of engine fastening screws
Replace if necessary.
Governor
Check function and adjustments of governor
06.2
Replace worn parts.
Recommendation: The overhaul should be carried out by
the authorised service personnel.
Engine foundation
Check flexible elements of engine foundation
Flexible mounted, main engine Replace if necessary.
04.17 Interval: 48000 operating hours
Balancing shaft gear
Inspect balancing shaft gear bearing bushes
11.3
4R22, 4R22/26 Replace if necessary.
Balancing shaft Inspect balancing shaft bearing bushes 11.3
4R22, 4R22/26 Replace if necessary.
Crankshaft
Inspect crankshaft
11.1
Inspect the crankshaft for wear. 06.2
Turbocharger
Replace rotor
15.1
See manufacturers instructions.
04.18 Interval: 64000 operating hours
Engine
General overhaul
22-9845/III Maintenance Schedule 04
MD, HF 04 - 11