Case 445/M2 - Tightening Torque

SECTION 3 − DUTY − INDUSTRIAL APPLICATION MOTORI
71
ED. FEBUARY 2003
TIGHTENING TORQUE (FOR 4 AND 6 CYL.)
COMPONENT TORQUE
Nm kgm
Cooling Nozzles (M8x1.25x10) 15 ± 3 1.5 ± 0.3
Main bearing cap 1st stage
2nd stage
50 ± 6
80 ± 6
5.0 ± 0.6
8.0 ± 0.6
3rd stage 90º ± 5º
Rear gear housing assembly
(M8x1.25x40)
(M8x1.25x25)
(M10x1.5)
24 ± 4
24 ± 4
49 ± 5
2.4 ± 0.4
2.4 ± 0.4
4.9 ± 0.5
Oil pump (M8x1.25x30) 8 ± 1 0.8 ± 0.1
Front cover assembly
(M8x1.25x45)
(M8x1.25x30)
24 ± 4
24 ± 4
2.4 ± 0.4
2.4 ± 0.4
Connecting rod bolts(M11x1.25) 1st stage
2nd stage
30 ± 3
60 ± 5
3.0 ± 0.3
6.0 ± 0.5
3rd stage 60º ± 5º
Ladder frame assemb ly (M10x1.25x25)
43 ± 5 4.3 ± 0.5
Oil rifle plugs
(M10x1)
(M14x1.5)
6 ± 1
11 ± 2
0.6 ± 0.1
1.1 ± 0.2
Assemble oil suc tion tube (M8x1.25x20) 24 ± 4 2.4 ± 0.4
Oil pan assembly
(M8x1.25x25)
(M18x1.50)
24 ± 4
60 ± 9
2.4 ± 0.4
6.0 ± 0.9
Set timing pin 5 ± 1 0.5 ± 0.1
Fuel pump assembly
M8 sc rew
M6 sc rew
M6 nut
24 ± 4
10 ± 1
10 ± 1
2.4 ± 0.4
1.0 ± 0.1
1.0 ± 0.1
M10x1.5 flange head nuts pre−torque 10 −15
50 − 55
1.0 −1.5
5.0 − 5.5
Fuel pump gear (drive gear nut) Snug torque
Final torque
15 − 20
85 − 90
1.5 − 2.0
8.5 − 9.0
Timing pin cap of fuel pump 30 − 35 3.0 − 3.5
Rocker assys (M8) 24 ± 4 2.4 ± 0.4
Cylinder head bolts
(M12x70)
(M12x140)
(M12x180)
50 + 90º
40 + 180º
70 + 180º
5.0 + 90º
4.0 + 180º
7.0 + 180º
Assy rocker covers (M8x1.25x25) 24 ± 4 2.4 ± 0.4
Intake manifold (M8x1.25) 24 ± 4 2.4 ± 0.4
Assy air in take connection (M8x1.25) 24 ± 4 2.4 ± 0.4
Oil bypass valve into lube filter h ead (M22x1.5x10) 80 ± 8 8.0 ± 0.8
Plug (M12x1.5x12) 10 ± 1 1.0 ± 0.1
Exhaust manifold (M10x1.5x65) 43 ± 6 4.3 ± 0.6
Water pump (M8x1.25x25) 24 ± 4 2.4 ± 0.4
Water outlet connection
(M8x1.25x35)
(M8x1.25x70)
24 ± 4
24 ± 4
2.4 ± 0.4
2.4 ± 0.4
Fan support (M10x1.5x20) 33 ± 5 3.3 ± 0.5
Fan pulley
(M6)
(M10)
10 ± 2
43 ± 6
1.0 ± 0.2
4.3 ± 0.6