Drive Belts, Adjusting And Replacing - Volvo Penta TD520GE Workshop Manual

Group 21

Drive belts, adjusting and replacing

(26341)
IMPORTANT! Only check/tension or change the drive belt when the engine is stopped. Replace the drive belt
guard.
NOTE! Replace drive belts that are oily, worn or damaged in some other way.
NOTE! The belt tension is correct when you can press them down 10 mm (0.4") between the pulleys.
Coolant / fuel pump
Drive belts, adjusting
1. Loosen the screws (1 and 2).
2. Push the fuel pump (3) in the direction (A) of the
arrow until you obtain the correct* belt tension.
3. Retighten the screws (1 and 2).
Drive belts, replacing
1. Remove the alternator drive belt, see "Alternator".
2. Loosen the screws (1 and 2).
3. Push the fuel pump (3) in the direction of the
arrow (B).
4. Remove the old belt, clean and check the belt pul-
leys for wear.
5. Fit the new belt.
6. Push the fuel pump in the opposite direction to the
arrow (A) until you obtain the correct* belt
tension.
7. Retighten the screws (1 and 2).
IMPORTANT! Do not over-tighten the belt, as it
might damage the bearing in the fuel pump.
Alternator
Drive belts, adjusting
1. Loosen the screws (1, 2 and 3).
2. Push the alternator in the direction of the arrow
until you obtain the correct belt tension.
3. Retighten the screws (1, 2 and 3).
Drive belts, replacing
1. Loosen the screws (1, 2 and 3).
2. Remove the old drive belt.
3. Fit the new belt.
4. Adjust the alternator until you obtain the correct*
belt tension.
5. Retighten the screws (1, 2 and 3).
*NOTE! The belt tension is correct when you can
press them down 10 mm (0.4") between the pulleys.
Repairing components
115