138
ENGINE
CHECKING AND SETTING THE VALVE TIMING
Engines : HFX - KFV - NFU
B1EP18TD
Adjusting the fitting tension of the timing belt
A: Engine : HFX – KFV.
B : Engine: NFU.
Slacken the nut while maintaining the position of the tensioner roller, with the aid of
a hexagonal spanner at «a».
Next bring the index «c» to its adjusting position «a».
The index «c» should not go beyond the notch «g».
WARNING: The index «c» must not go beyond the notch «g». If it should do this,
restart the timing belt tensioning operation.
Hold the tensioner roller (7) in this position, with the aid of a hexagonal spanner.
Tighten the tensioner roller fixing nut to :
2 ± 0.2 m.daN. (HFX – KFV engines )
2.2 ± 0.2 m.daN. (NFU engine )
IMPERATIVE : The tensioner roller must not rotate during the tightening of its
fixing. If it does, restart the timing belt tensioning operation.
Complete the refitting.
C3
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