Trane Blower Coil Air Handler BCHE120BAA10A2

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

Verify with a CAT III or IV voltmeter rated per NFPA 70E that all capacitors have discharged.

Ensure proper lockout/tagout procedures are followed.

Wait five minutes after power removal before approaching ECM motors.

Unplug the motor to ensure no power request.

Make initial hookups to the CSTI and standard adapter board with power off.

Avoid making or removing connections to motors or adapter boards while power is ON.

Disconnect all electrical power to the unit

Wear appropriate personal protective equipment (PPE)

Use a soft brush to remove loose debris from both sides of the coil

Install a block-off to prevent spray from going through the coil and into a dry section of the unit and/or system ductwork

Disconnect all electric power, including remote disconnects before servicing.

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

Verify that no power is present with a voltmeter.

Inspect fan motors for excessive vibration.

Inspect fan motors for excessive temperature.

Disconnect all electrical power to the unit

Wear appropriate personal protective equipment

Use a vacuum device with a HEPA filter to remove accumulated dirt and organic matter

Confirm the drain line is open following the cleaning process

Allow the unit to dry thoroughly before putting it back into service

Replace all panels and parts and restore electrical power to the unit

Ensure no contaminated material contacts other areas of the unit or building

Properly dispose of all contaminated materials and cleaning solution

Disconnect all electric power, including remote disconnects, before servicing.

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

Inspect fan sections for evidence of microbial growth (mold).

Is there evidence of microbial growth?

If microbial growth is found, identify and describe the cause.

Remove any contamination while wearing appropriate personal protective equipment.

Vacuum the section with a HEPA filter vacuum device.