• Remove dirt from the coolers with a fibre brush. Brush in the direction of the cooling fins.
Remove dirt from the fan with a fibre brush.
• Clean with an air jet in the reverse direction to normal flow.
• If it is necessary to wash the coolers with a cleaning agent, consult Atlas Copco.
After maintenance on the fan and on the coolers:
Remove the material that was used as cover.
• Mount the service plate (1) at the fan compartment.
Procedure for compressors with dryer.
Location of the condenser of the dryer
• Remove dirt on the inlet of the condenser (6) with a fibre brush.
• Clean with an air jet in the reverse direction to normal flow.
• Clean the condenser area with a fibre brush.
7.7 Dryer maintenance instructions
Safety precautions
Refrigeration dryers of ID type contain refrigerant HFC.
When handling refrigerant, all applicable safety precautions must be observed. Please be
specifically aware of the following points:
• Contact of refrigerant with the skin will cause freezing. Special gloves must be worn. If
contacted with the skin, the skin should be rinsed with water. On no account may clothing be
removed.
• Fluid refrigerant will also cause freezing of the eyes; always wear safety glasses.
Instruction book
94 2920 7110 05