Trane HVAC Rooftop Unit WSJ150A4S0N**

Check that all filters are in place and clean

Inspect indoor coil for dirt and debris accumulation

Is the airflow through the unit adequate?

Smoke Detector Functionality Check

Perform periodic checks on the smoke detector

Describe any issues found with the smoke detector

Refer to the smoke detector Installation and Maintenance Instructions

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 electrical components

Check for damaged wire insulation

Hot Gas Reheat Additional Oil NOTICE

Measure the amount of oil removed during servicing

Enter the amount of oil to be replaced

Verify the oil added is the correct type

Contact Technical Support for compressor replacements or additional questions