Maintenance And Care; Engine, General - Volvo Penta 22 Series Instruction Book

Maintenance
This chapter contains instructions regarding how the above maintenance points should be carried out together
with general technical information. Read the instructions carefully before starting work. Maintenance intervals are
contained in the chapter: Maintenance schedule
WARNING! Read the safety precautions for maintenance and service in the chapter: Safety
Precautions, before starting work.
WARNING! Unless otherwise specified all maintenance and service must be carried out with the engine
stopped. Stop the engine before opening or removing engine hatches. Immobilize the engine by removing
the ignition key, turning off the power supply with the main switch.
Engine
The engine is a four-stroke, 4 cylinder marine diesel engines with overhead camshaft. The engine block is of
high grade cast iron and the cylinder head is of aluminum. TMD22 and TAMD22 are equipped with a
turbocharger. In addition the TAMD22 is equipped with a charge air cooler (CAC).
Camshaft belt
Check the camshaft belt every year. If must be
changed every 2000 hours of operation or earlier if it
appears worn or cracked. Replacement should be left
to authorized service personnel.
Wastegate (TMD22, TAMD22)
If the engine is not used for a longer period of time
there is a risk that the turbocharger boost pressure
valve may stick. Check that the shaft turns.
Servo pump (SX). Oil level
Turn the filler cap counterclockwise and remove.
Check the oil level is between the MAX and MIN
markings on the dipstick. Top up if necessary using
ATF oil.
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