CHECKING AND SETTING THE VALVE TIMING
Engines : NFX - NFU (Continued)
SETTING THE VALVE TIMING
- Remove the tools [1] , [2] , [3] and [4].
- Rotate the engine by four turns in the normal direction. (do not turn backwards).
- Peg the flywheel [2].
- Loosen the six screws (5), while ensuring there is still a slight amount of friction with the pulley.
- Peg the camshaft hubs using pegs [3] and [4].
WARNING : In certain cases, it may be necessary to slightly turn the camshaft using the hub fixing screw.
- Fit the tool [1].
- Loosen the tensioner roller screw (2).
- Rotate the roller (2) (using tool [5]) in an anti-clockwise direction to obtain : 37 SEEM units.
- Tighten the tensioner roller screw (2) to 2 m.daN.
- Tighten the six pulley screws (1) to 1m.daN.
- Remove the tools.
111
ENGINE
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