Greenheck Make-Up Air Unit IGX-P116-H22-MF-M

Measure the motor’s voltage, amps and RPM

Lock-out the gas supply to the unit

Lock-out the electrical power to the unit

Brush the media lightly with a soft bristle brush while flushing with water

Is there a large amount of mineral build-up?

Action for large mineral build-up

Reinstallation of Evaporative Media

Ensure the evaporative media is installed correctly

Ensure the motor is powered off and disconnected from the power source

Gather necessary cleaning materials (cloth, brush, etc.)

Clean the exterior surfaces of the motor to remove dust and grease build-up

Ensure no water or solvents have entered the motor or bearings

Verify that the motor housing is free of dust and grease

Confirm that the motor bearings have not been sprayed with water, steam, or solvents

Lock-out the gas and electrical power to the unit

Check for oil and dust accumulation on the supply wheel

Clean the supply wheel and housing if oil and dust accumulation is found

Clear snow away from roof mounted units

Ensure snow is clear of the intake and access doors

Lock-out the gas supply to the unit

Lock-out the electrical power to the unit

Refer to the manual for the recommended lubrication schedule based on fan RPM and bearing bore size

Is the operation continuous for 24 hours?

Enter the adjusted lubrication interval (in months)