Trane Blower Coil Air Handler BCHD090B1A10A2

Warning! Hazardous Service Procedures!

Acknowledge understanding of safety warnings

Disconnect all electrical power including remote disconnects

Discharge all energy storing devices such as capacitors

Follow proper lockout/tagout procedures

Secure rotor to prevent freewheeling

Inspect the unit casing for chips and corrosion

Warning! Hazardous Service Procedures!

Acknowledge understanding of safety warnings

Disconnect all electrical power including remote disconnects

Discharge all energy storing devices such as capacitors

Follow proper lockout/tagout procedures

Is a qualified licensed electrician present for live electrical work?

Rotating Components Precautions

Disconnect all electric power, including remote disconnects

Acknowledge understanding of safety precautions

Wear Personal Protective Equipment (PPE)

Disconnect all electrical power to the unit

Drain Pan Inspection and Cleaning

Check for evidence of standing water or condensate overflow

Scrape solid matter off of the drain pan

Locate the 'Service Model No of Coil' on the coil section nameplate

Remove the vent and drain plugs

Blow the coil out with compressed air

Fill the coil with full strength glycol

Ensure no water remains in the coil by not replacing the vent and drain plugs until service

Disconnect all electrical power to the unit

Wear 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

Mix a high-quality coil cleaning detergent with water

Select sprayer type and prepare