Technical Specifications; Torque Values; For General Applications; For Important Assemblies - Atlas Copco XAS 67 DD Instruction Manual

8.

TECHNICAL SPECIFICATIONS

8.1 T
ORQUE VALUES
8.1.1 F
OR GENERAL APPLICATIONS
The following tables list the recommended torques applied for
general applications at assembly of the compressor.
For hexagon screws and nuts with strength grade 8.8
Thread size M6
Nm 9
For hexagon screws and nuts with strength grade 12.9
Thread size M6
Nm 15
8.1.2 F
OR IMPORTANT ASSEMBLIES
Assemblies
Wheel nuts
Bolts, axle/beams
Bolts, towbar/axle
Bolts, towbar/bottom
Bolts, towing eye/towbar
Bolts, lifting eye/flywheel housing
Bolts, engine/drive housing (M12)
Bolts, engine/drive housing (M14)
Bolts, compressor element/drive housing
Safety switches
Joints adjustable towbar (M24)
(M32)
Note:
Secure the tank cap and drain plug of the fuel tank handtight.
8.2 S
ETTINGS OF SHUTDOWN SWITCHES AND SAFETY VALVES
Compressor type
Designation
Engine oil pressure
Engine oil temperature
Compressor temperature
Safety valve opening pressure
EC type
ASME type
60
M8 M10 M12 M14
23 46 80 125
M8 M10 M12 M14
39 78 135 210
Unit

Torque values

Nm 80
Nm 80
Nm 80
Nm 80
Nm 80
Nm 205
Nm 80
Nm 125
Nm 80
Nm 35
Nm 275
Nm 375
XAS 67 DD -
XAS 130 DD7
Unit
bar(e)
°C
°C
bar(e)
psi
M16
205
M16
345
+10/-0
+/- 10
+/- 10
+/- 10
+/- 10
+ 20
+/- 10
+/- 10
+/- 5
+/- 5
+/- 25
+/- 25
XATS 67 DD -
XATS 125 DD7
Value Value
1.2 1.2
127 - 133 127 - 133
116 - 120 116 - 120
10.5 14.5
160 210
Instruction Manual
XAS 77 DD - XAS 97 DD -
XAS 150 DD7 XAS 185 DD7
Value Value
1.2 1.2
127 - 133 127 - 133
116 - 120 116 - 120
10.5 10.5
160 160