Engine Iveco C10/C13/C78/Cursor 13/Cursor 78. Manual - part 111
SECTION 4 - OVERHAUL AND TECHNICAL SPECIFICATIONS
49
TIGHTENING TORQUE
PART
TORQUE
PART
Nm
kgm
Capscrews, undercrankcase to crankcase
♦
M12x1.75 outer screws
Stage 1: pretightening
30
(3)
M 17x2 inner screws
Stage 2: pretightening
120
(12)
Inner screws
Stage 3: angle
60
°
Inner screws
Stage 4: angle
55
°
Outer screws
Stage 5: angle
60
°
Piston cooling nozzle union
♦
35
± 2
(3.5
± 0.2)
Capscrews, heat exchanger to crankcase
♦
pretightening
tightening
11.5
± 3.5
19
± ≤
(1.15
± 0.35)
(1.9
± 0.3)
Piston cooling nozzle union
♦
24,5
± 2,5
(2.4
± 0.25)
Spacer and oil sump capscrews
♦
pretightening
tightening
38
45
(3.8)
(4.5)
M 12x1.75 screws, gear case to crankcase
♦
63
± 7
(6.3
± 0.7)
M 12x1.75 screws, gear case to crankcase
♦
24
± 2,5
(2.4
± 0.25)
Cylinder head capscrews
♦
Stage 1:
pretightening
60
(6)
Stage 2
pretightening
120
(12)
Stage 3:
angle
90
°
Stage 4:
angle
65
°
Rocker shaft capscrew
♦
Stage 1:
pretightening
80
(8)
Stage 2:
angle
60
°
Locknut, rocker adjusting screw
♦
39
± 5
(3.9
± 0.5)
Capscrews, injector securing brackets
♦
26
(2.6)
Capscrews, injector securing brackets
♦
8,5
± 1,5
(0.8
± 0.15)
Capscrews, thrust plates to head
♦
19
± 3
(1.9
± 0.3)
Screw fastening the engine supporting bracket to the cylinder head
Stage 1:
pretightening
120
(12)
Stage 2:
angle
45
°
♦ Before assembly, lubricate with UTDM oil
•
Before assembly, lubricate with graphitized oil