Kohler KD83V16 Service And Repair Manual page 277

Service and Repair Manual
Some nuts and screws are marked to track their reuse:
– Fuel and HP injections pipes
– Cutting rings
If 2 punchs appears,
u Replace pipe or system after each untightening.
If none or 1 punch appears,
u Add one punch after each untightening.
5.3.3 Standard torques for hexagonal / socket / flange screws and
hexagonal / flange nuts
Information
Tolerances of the indicated tightening torques: 10 %.
Values apply only to screws with coating and without lubricant.
For hexagonal screws in accordance with:
– ISO 4014
– ISO 4017
For socket screws in accordance with:
– ISO 4762
For flange screws in accordance with:
– EN 1665
For hexagonal nuts in accordance with:
– ISO 4032 / ISO 4034 / ISO 4035
For flange nuts in accordance with:
– EN 1664
Thread
diam-
eter
M6
M8
M10
M12
M16
KD83V16 33525088901_2_1 EN_US
2021-07
Quality class 8.8
Hexag- Socket Hexag-
onal screw onal
screw nut
9 Nm
7 ft-lb
22 Nm
16 ft-lb
43 Nm
32 ft-lb
70 Nm
52 ft-lb
165 Nm
122 ft-lb
© 2021 by Kohler Co. All rights reserved.
Flange Flange Hexag-
screw nut onal
screw
75 Nm
55 ft-lb
183 Nm
135 ft-lb
Standard tightening torques
Quality class 10.9
Socket Hexag- Flange
screw onal screw
nut
14 Nm
10 ft-lb
33 Nm
24 ft-lb
63 Nm
46 ft-lb
100 Nm 110 Nm
74 ft-lb 81 ft-lb
240 Nm 270 Nm
177 ft-lb 199 ft-lb
Appendix
Flange
nut
277