Assembling Head And Timing System Parts - APRILIA M192M Workshop Manual

ENGINE
3.6.30. ASSEMBLING HEAD AND TIMING SYSTEM
PARTS
•
Fit the centering dowels.
•
Fit the gasket with the word "ALTO" facing the cylinder
head.
•
Fit the retaining rings.
•
Fit the chain guide-sliding shoe.
NOTE Before assembling the head, make sure that the lubri-
cation duct is perfectly clean. Blow with compressed air.
•
Mount the cylinder head.
•
Tighten the timing chain side nuts and bolts crosswise
to the specified torque values in a 2 or 3 steps.
TIGHTENING TORQUE VALUES
Nuts: 28 ÷ 30 Nm
Screws: 11 ÷ 13 Nm
•
Connect the SAS pipe to the head with a new gasket.
•
Tighten the screws.
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Engines M192M / M191M / M245M / M234M / M282M / M281M