4.9.4 Tightening torque
screw thread
max.
hex. screw
M 6
1,0 kpm / 7 ft-lbs
inner hex. Screw
hex screw
M 8
2,5 kpm / 18 ft-lbs
inner hex. Screw
hex. screw
M 10
4,5 kpm / 32 ft-lbs
inner hex. screw
Valve head screw requires torque wrench tightening
torque
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