Checking The V-Belts - Vetus DIESEL VH4.65 Operation Manual

Maintenance
VD00034
Inspection V-belts
Inspect the belts for wear and tear (fray-
ing and cracking). Belts which are in poor
condition should be replaced.
Check, tension and change belts only
with the engine off. Refit belt guard, if
provided.
38
V-belt alternator/ coolant pump,
art.code: STM4509
VD00238
Checking tension V-belt alternator/
coolant pump
Check tension of the V-belt by applying
moderate finger and thumb pressure. If
the deflection of the belt is more than
12 mm (1/2"), using about 10 kg (20 lbs)
thumb pressure, it should be tensioned.

Checking the V-belts

Every 500 operating hours.
V-belt raw water pump,
art.code: STM4523
VD00239
Checking tension V-belt raw water
pump
Check tension of the V-belt by applying
moderate finger and thumb pressure. If
the deflection of the belt is more than
12 mm (1/2"), using about 10 kg (20 lbs)
thumb pressure, it should be tensioned.