Engine; Drive Belts - Volvo Penta D5A T Operator's Manual

Engine

Drive belts

Check belt tension and condition regularly. Check and
adjust belt tension after operation when the belt is
warm.
IMPORTANT! Always change worn or cracked
belts (belts working in pairs must be replaced
together).
IMPORTANT! If the belt is too taut it can damage
bearings and/or pump and a too loose belt may
slip.
Adjusting/Changing
It can generally be said that the belts are correctly
tensioned if they can be pressed down 10 mm (3/8")
by thumb pressure. Clean the belt grooves before fit-
ting a new belt.
Coolant pump/Fuel pump
Adjusting
1. Loosen screws 1 and 2.
2. Push the fuel pump (3) to the left until the belt is
correctly tensioned.
3. Tighten the screws.
Changing
1. Loosen screws 1 and 2 and push the fuel pump
(3) to the right.
2. Remove the belt and replace it with a new one.
3. Push the fuel pump (3) to the left until the belt is
correctly tensioned. Tighten the screws.
Alternator
Adjusting
1. Loosen screw (5).
2. Push the alternator belt pulley (4) to the right until
the belt is correctly tensioned.
3. Tighten the screw.
Maintenance: Engine
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