Trane HVAC Rooftop Unit WSJ150A3S0G**

Check indoor coil for dirt and debris accumulation

Inspect and replace air filters if necessary

Smoke Detector Functionality Check

Inspect smoke detector for any visible damage or obstruction

Test smoke detector functionality

Refer to smoke detector Installation and Maintenance Instructions

Record any issues or observations during maintenance

Acknowledge understanding of safety precautions regarding hazardous chemicals

Remove enough panels from the unit to gain access to the coil

Remove the access panel from the roof located next to the rear condenser fan

Protect all electrical devices such as motors and controllers from any over spray

Straighten any bent coil fins with a fin comb

Turn the unit OFF and lock the main power disconnect switch open

Disconnect all electric power, including remote disconnects

Follow proper lockout/tagout procedures

Verify that no power is present with a voltmeter

Were the filters cleaned or replaced?

Drain Pans and Condensate Piping

Check the unit’s drain pans for blockages.

Check the condensate piping for blockages.

Inspect the evaporator coils for dirt and bent fins.

Inspect the condenser coils for dirt and bent fins.

Clean the coils if they appear dirty.

Condenser Fans and Motor Bearings

Check supply fan motor bearings

Repair or replace the motor as necessary

Electrical Components Inspection

Inspect main unit control panel for loose electrical components

Inspect heat section control box for loose terminal connections

Check for damaged wire insulation