Greenheck Make-Up Air Unit IGX-P120-H22-MF-Q

Lock-out the gas supply to the unit

Lock-out the electrical power to the unit

Check for sediment in the circulating fluid

Check for corrosive products in the circulating fluid

Check for biological contaminants in the circulating fluid

Describe corrective measures taken

Inspection and Maintenance Record

Record inspection and maintenance performed

Check for moisture or dirt accumulations on parts

Describe source of moisture or dirt and actions taken to eliminate it

Close valves on the supply and return lines

Open drain valves and/or drain plug. Remove vent plug to allow coil to drain faster

Connect a blower to the caps. Do not connect the blower to the air vent or drain plug

Close the vent plug on the header that the blower is connected to. Open the drain valve or cap on the other header

Did the mirror fog up when placed at discharge?

Repeat procedure until no fog appears on the mirror

After drying the coil, wait a few minutes then repeat Step #5

Verify all required parts and correct quantity received

Report shortages to local representative

Inspect interior of unit cabinet for any shipped loose items

Are all items on the bill of lading confirmed?

Maintain even temperatures to prevent condensation

Inspect the heat exchanger for cracks

Inspect the tubes for discoloration

Check airflow across the heat exchanger