- Working in reverse order, assemble the camshaft
command components, respecting the phase po-
sition.
- To tighten the decompressor, bring the mass
screw to a stop and, holding it tightly, tighten the
central locking screw of the starter crown.
- Then tighten the central screw.
Locking torques (N*m)
Pressure reducer counterweight retainer
screw 7 ÷ 8.5 Nm Timing system gear sprocket
fixing screw 11 ÷ 15
Set the tensioner cursor to the rest position.
- Fit the chain tensioner on the cylinder, using a new gasket, and tight the two screws to the specified
torque.
- Insert the chain tensioning screw, together with the spring and washer, tightening it to the specified
torque.
Locking torques (N*m)
Mount the locking chain tensioner with 2 screws 11 ÷ 13 Locking the chain tensioner support
hood 5 ÷ 6
Refitting the rocker-arms cover
- Check the status of the tappet cover gasket and
of the special screws rubber blocks.
- Fit the tappet cover paying attention to the integ-
rity of the sealing rubber blocks and to the correct
positioning of the gasket.
Engine MP3 400 hpe E5
ENG - 104
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