Head Fixing Nuts - Gilera 633721 Workshop Manual

Engine
- Tighten the 4 fastening columns crosswise to the
prescribed torque as shown in the figure.
- Tighten the 4 screws by 90° in the sequence
shown in the figure.
- Further tighten by 90° in the sequence shown in
the figure.
Locking torques (N*m)
Head fixing stud bolts
- Tighten the fastening nuts on the exhaust and on
the intake side to the prescribed torque.
Locking torques (N*m)
Exhaust / intake head fixing nuts
- Tighten the 3 side screws to the prescribed tor-
que.
Locking torques (N*m)
Head fixing screws
10 - 12
- Install the coolant temperature sensor with the
washer and tighten to the prescribed torque.
CAUTION
FAILURE TO OBSERVE THE TIGHTENING TORQUE CAN
DAMAGE THE SENSOR.
Locking torques (N*m)
coolant temperature sensor:
- Install the spark plug and tighten to the prescribed torque.
Locking torques (N*m)
Spark plug 12 ÷ 14
ENG - 154
***
10 - 12
10 - 12
Nexus 500 euro 3