Tightening Torques For Bolts And Nuts - mycom 4032**C Series Instruction Manual

7.3

Tightening Torques for Bolts and Nuts

 Hexagon socket head cap screw
P/N
Main Rotor Casing (1) to
2-1
Suction Cover (1) and Bearing Head (1)
Main Rotor Casing (2) to
2-2
Suction Cover (2) and Bearing Head (2)
18-1 Bearing Cover to Bearing Head (1)
18-2 Suction Cover (1) to Bearing Head (2)
18-3 Suction Cover (1) to Bearing Head (2)
24 Balance Piston Cover to Suction Cover (2)
53 Seal Cover to Bearing Cover
58-1 Unloader Push Rod (1) to Unloader Slide Valve (1-1)
58-2 Unloader Slide Valve (2-2) to Unloader Slide Valve (1-2)
61 Unloader Cylinder (2) to Balance Piston Cover
Unloader Cylinder (2) to
62
Balance Piston Cover and Suction Cover (2)
76-1 Unloader Cover (1) to Unloader Cylinder (1)
76-2 Unloader Cover (2) to Unloader Cylinder (2)
81-1 Bearing Gland (1) to Unloader Cover (1)
81-2 Bearing Gland (2) to Unloader Cover (2)
159 Shaft Key for Drive Hub
166-1 Oil Gland (1) to Bearing Head (1)
166-2 Oil Gland (2) to Bearing Head (2)
212-A Indicator Fixture (A) to Unloader Cover (1)
212-B Indicator Fixture (A) to Unloader Cover (1)
212-C Indicator Fixture (B) to Indicator Fixture (A)
247-1 Unloader Slide Valve Guide to Main Rotor Casing(1)
594 Bearing Cover to Unloader Cylinder (1)
595-A Bearing Cover to Bearing Head (1)
595-B Bearing Cover to Bearing Head (1)
 Hexagon Head Bolt
P/N
45-1 Thrust Bearing Gland (1)
45-2 Thrust Bearing Gland (2)
 Stud Bolt and Hexagonal Nut
P/N
97-1 Low-stage Gas Outlet Flange (Intermediate Pipe)
97-4 High-stage Gas Inlet Flange (Intermediate Pipe)
Compound 2-stage Screw Compressor 4032**C
Table 7-2 List of Tightening Torques
What is tightened
What is tightened
What is tightened
7-13
2201Q4JE-MY-C9-N_2018.01.
Chapter 7 Related Documents
Torque
Q'ty.
N·m kgf·cm
1600 16000 60
750 7500 52
1600 16000 22
750 7500 22
750 7500 4
240 2400 11
240 2400 8
140 1400 8
240 2400 4
450 4500 2
450 4500 6
640 6400 8
240 2400 8
10 100 3
10 100 3
50 500 2
90 900 4
6 60 4
25 250 2
25 250 2
25 250 4
240 2400 8
450 4500 12
750 7500 10
450 4500 2
Torque
Q'ty.
N·m kgf·cm
120 1200 8
60 600 8
Torque
Q'ty.
N·m kgf·cm
200 2000 16
200 2000 16
Tightening Torques for Bolts and Nuts
Size
M30×110
M24×80
M30×100
M24×75
M24×95
M16×45
M16×40
M14×55
M16×50
M20×50
M20×110
M22×70
M16×40
M6×15
M6×15
M10×25
M12×25
M5×12
M8×30
M8×95
M8×20
M16×75
M20×75
M24×110
M20×110
Size
M20×55
M16×45
Size
M20×75
M20×55