70
Replacement and tension of drive belts of the power steering
fan and pump, generator, cooling system pump, and high-
pressure fuel pump (HPFP)
From time to time, check the tension and condition of the
belts. Replace the belts when damaged or over-tensioned.
The power steering fan and pump drive belt shall be tensioned
as follows:
- loosen bolt 4 (Fig. 9.14);
- by turning one of the tension rollers 3, bring the belt
tension to the required value (for standard values, see Table
"Specifications");
- tighten bolt 4.
If you cannot achieve the specified tension using one roller,
use the second roller.
The belt shall be replaced as per the following procedure:
- loosen bolts 4;
- by turning the rollers 3, release the belt tension;
- replace the belt and tension it as specified above.
Fig. 9.14. Belt of the power steering fan and pump drive:
1 — power steering fan and pump drive belt
; 2 — fan pulley; 3 — tensioning
roller; 4 — bolt; 5 — power steering pump pulley; 6 — crankshaft damping pulley
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