Trane Split System Cooling Condenser TTA156E

Disconnect all electric power, including remote disconnects and discharge all motor start/run capacitors before servicing.

Follow proper lockout/tagout procedures to ensure the power cannot be inadvertently energized.

Verify with an appropriate voltmeter that all capacitors have discharged.

Remove enough panels from the unit to gain safe access to coils.

Straighten any bent coil fins with a fin comb.

Remove loose dirt and debris from both sides of the coil with a soft brush.

Preparation and Safety Precautions

Ensure all electrical connections are complete before starting the procedure.

Is the compressor access panel installed?

Route manifold hoses through refrigerant gauge access holes.

Is a qualified licensed electrician present for handling live electrical components?

Allow the system to run for 5 to 10 minutes to stabilize operating conditions.

Airflow and Refrigerant Charging

Inspect individual pieces of the shipment before accepting the unit

Inspect the unit for concealed damage before storage and as soon as possible after delivery

Was concealed damage discovered?

If concealed damage is discovered

Do not remove damaged material from the receiving location

Take photos of the damage if possible

Provide reasonable evidence that the damage did not occur after delivery

Disconnect all electric power, including remote disconnects and discharge all motor start/run capacitors before servicing.

Follow proper lockout/tagout procedures to ensure the power cannot be inadvertently energized.

Verify with an appropriate voltmeter that all capacitors have discharged.

Perform all of the monthly maintenance inspections.

Check unit superheat and record the reading in the 'Maintenance Log.'

Ensure only dry nitrogen with a pressure regulator is used for pressurizing unit

Confirm no use of acetylene, oxygen, or compressed air for pressure testing

Verify no use of open flame for gas leak detection

Pressurize the system to 200 psi using dry nitrogen

Check all field joints for leaks using soap bubbles or other methods

If leaks were detected, release pressure, repair, and repeat leak test