Mechanical
Electrical Hazard: Turn off the cooling unit and disconnect all power sources. Perform Lockout/
Tagout procedures before performing any electrical or mechanical service. Wear appropriate
personal protective equipment when checking hazardous voltages.
Check the fans. All components should be moving freely with no signs of binding or damages.
Verify that the condensate line is flowing freely.
Electrical
Electrical Hazard: Turn off the cooling unit and disconnect all power sources. Perform Lockout/
Tagout procedures before performing any electrical or mechanical service. Wear appropriate
personal protective equipment when checking hazardous voltages.
Inspect the electrical panel for tight connections and overheated connections from loose contact terminals.
Confirm the incoming main voltage matches the cooling unit nameplate. The measurement should be
within 10% of the nameplate listing.
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