Bolt Torque Specifications - LONCIN LC178FD Owner's Manual

11.

Bolt Torque Specifications

NO.
1 Rocker Arm Studs
2 Rocker Arm Lock Nut
3 Connecting Rod Bolts
4 Flywheel Bolt
5 End Plate Bolts
6 Muffler Nuts
7 Oil Drain Plug
8 Rocker Cover Bolts
9 Cylinder Head Bolts
10 Fuel Injection Pump Nuts
11 Fuel Injector Nuts
12 Shrouds, muffler
13 Fan Cover
14 Air box
15 HP Fuel Line Union, Pump
16 HP Fuel Line Union, Injector
Unspecified bolts and nuts listed above, refer to the table of standard torque values.
Item Remark
M8 class 8.8
M6x0.75 class 8.8
M7x38.5 class 10.9
M12x40 class 8.8
M8x35 class 8.8
M8 class 8.8
M16x1.5 class 8.8
M6x25 class 8.8
M10x90 class 10.9
M6 class 8.8
M6 class 8.8
M6x25 class 8.8
M6x30 class 8.8
M8 class 8.8
M12x1.5
M14x1.5
24
Tightening Torque
30±2 Nm
10±1Nm
30±2Nm
80±2Nm
22±2 Nm
25±2 Nm
30±5Nm
10±1Nm
Cross wise sequence
Step 1 28~32Nm
Step 2 58~62Nm
11±1Nm
8±1Nm
10±1Nm
10±1Nm
25±2Nm
35±2Nm
35±2Nm
(N.m)