Atlas Copco XAS 47 DD User Manual

54
Instruction Manual
8. TECHNICAL SPECIFICATIONS
8.1 TORQUE VALUES
8.1.1 FOR 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 M8 M10 M12 M14 M16
Nm 9 234680125205
For hexagon screws and nuts with strength grade 12.9
Thread size M6 M8 M10 M12 M14 M16
Nm 15 39 78 135 210 345
8.1.2 FOR IMPORTANT ASSEMBLIES
Assemblies Unit Torque values
Wheel nuts Nm 80 +10/-0
Bolts, axle/beams Nm 80 +/- 10
Bolts, towbar/axle Nm 80 +/- 10
Bolts, towbar/bottom Nm 80 +/- 10
Bolts, towing eye/towbar Nm 80 +/- 10
Bolts, lifting eye/flywheel housing Nm 205 + 20
Bolts, engine/drive housing (M12) Nm 80 +/- 10
Bolts, engine/drive housing (M14) Nm 125 +/- 10
Bolts, compressor element/drive housing Nm 80 +/- 5
Safety switches Nm 35 +/- 5
Joints adjustable towbar (M24) Nm 275 +/- 25
(M32) Nm 375 +/- 25
Note:
Secure the tank cap and drain plug of the fuel tank handtight.
8.2 SETTINGS OF SHUTDOWN SWITCHES AND SAFETY VALVES
Compressor type
XAHS 37 DD -
XAHS 70 DD7
XAS 47 DD -
XAS 90 DD7
XAS 57 DD -
XAS 110 DD7
Designation Unit Value Value Value
Engine oil pressure bar(e) 1.2 1.2 1.2
Engine oil temperature °C 127 - 133 127 - 133 127 - 133
Compressor temperature °C 116 - 120 116 - 120 116 - 120
Safety valve opening pressure
EC type bar(e) 14.5 10.5 10.5
ASME type psi 210 160 160

Atlas Copco XAS 47 DD Specifications

General

Brand	Atlas Copco
Model	XAS 47 DD
Category	Air Compressor
Language	English