- Insert the belt on the camshaft control timing rim.
- Insert the timing rim on the camshaft checking
that the references are aligned.
N.B.
DURING THE STROKE CHECK, KEEP THE BELT TEN-
SIONED BY PRESSING ON THE TIGHTENER COMPART-
MENT SIDE.
- Install the counterweight mass.
- Centre using the bell fastening screw.
- Lock the mass fixing screws to the prescribed
torque, using the recommended product.
Recommended products
Loctite 243 Medium strength threadlock
Loctite 243 medium-strength threadlock
Locking torques (N*m)
Counterweight screw 7 ÷ 8.5
- Remove the central screw.
- Install the valve lifting mass being careful to the
proper positioning of the travel end ring.
- Lubricate the mass and de-compressor control
pin.
- Install the return spring and load it by about 3/4
turn.
Engine Nexus 500 euro 3
ENG - 158
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