Belt Set Exchange And Tensioning - Atlas Copco G 2 Instruction Book

Instruction book
7.4

Belt set exchange and tensioning

Belt tensioning procedure
Step
1
2
3
4
5
6
7
8
Belt replacement procedure
Step
1
2
3
4
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Read the warning in the
Action
Stop the compressor, close the air outlet valve and switch off the voltage.
For Full-Feature versions: also stop the dryer. (See section Stopping)
Remove the front panel of the compressor housing.
Remove the side, back and top panels of the compressor housing.
Loosen the 4 bolts (2) by one turn.
Adjust the belt tension by turning tensioning nut (1).
The tension is correct when a force of 50 N (11.25 lbf) applied at the midpoint of the belt
causes a deflection of 6 mm (0.23 in).
Retighten bolts (2).
Refit the bodywork panels.
Action
Stop the compressor, close the air outlet valve and switch off the voltage.
For Full-Feature versions: also stop the dryer.
Remove the front panel of the compressor housing.
Remove the side, back and top panels of the compressor housing.
Loosen the 4 bolts (2) by one turn.
Preventive maintenance schedule section.
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