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Air to Air Heat Exchanger Preventative Maintenance

Unit Type 
PKS Series Models

WARNING! 
Disconnect the cooling unit from the power supply before any cleaning or maintenance. 
Cleaning 

 

The cleaning intervals depend upon the relevant operating conditions. In particular, 
observe the following instructions: 

  • Disconnect the cooling unit from the power supply 
  • Remove the external cover 
  • an001Clean the heat exchanger regularly using a soft brush or pressurized air

an0011

The cooling unit is largely maintenance free. The components around the external air 
circuit require periodic cleaning and maintenance depending on the environmental 
conditions. Proper maintenance will ensure the reliable operation. Pfannenberg is 
not liable for damage as a result of poor maintenance and any resulting damage would 
be repaired at the user's expense. All maintenance should be performed by qualified 
personnel, following all safety procedures.