PMA Maintenance Tasks

Cooling Maintenance

Air Conditioning Standard

Wash and check indoor and outdoor coil 

Check amperage to motors

Check Fans

Check Crank Case Heater

Check refrigerant charge

Lubricate as required

Check fan belt and adjust tension

Check operating temperatures

Check electrical connections

Check compressor operations

Check thermostat operations

Check condensate drain

Submit written report

Air Conditioning & Heat Pump Ductless Mini Split

Check indoor and outdoor coils, wash as needed

Check electrical connections

Check safety and operating controls

Check compressor amps and volts

Check reversing valve operation

Check thermostat operation

Check fans

Check amperage to motors

Check unit for defrost and heat (Winter)

Check unit for cooling (Summer)

Check crank case heater

Check refrigerant charge if needed

Check operating temperature splits

Submit written report

Heat Pump Standard

Wash and check indoor and outdoor coils

Check electrical connections

Check safety and operating controls

Check compressor operation

Check reversing valve operation

Check thermostat operation

Check fans

Check amperage to motors

Check unit for defrost and heat (Winter)

Check unit for cooling (Summer)

Check crank case heater

Check refrigerant charge

Check back up and emergency heat

Check operating temperatures

Submit written report

Geothermal Heat Pump

Wash and check indoor coil

Check electrical connections

Check safety and operating controls

Check compressor operation

Check reversing valve operation

Check thermostat operation

Check fans

Check amperage to motors

Check unit for defrost and heat (Winter)

Check unit for cooling (Summer)

Check crank case heater

Check refrigerant charge

Check back up and emergency heat

Check operating temperatures

Check pressure drop

Submit written report

Accessory Maintenance

Humidifier

Check and adjust saddle valve

Clean water pan

Check float assembly

Check drain hose

Check motor and water pipe

Replace water panel annually

Check operating controls

Submit written report

Steam Humidifier

Drain and Clean Water Tank

Clear Ventilation Holes

Clear water drain tube

Check Gaskets

Submit written report

Energy Recovery Ventilator

Wash pre-filters

Check & clean blower assembly

Vacuum heat exchanger

Dehumidifier

Check motor and board

Check compressor

Check pump and trap

Check drain hose

Check operating controls

Wash filter

Media Air Cleaner

Replace filter media annually

Trane Clean Effects

Wash pre-filters

Rinse/Vacuum collection cells

Clean field charger

Heating Maintenance

Gas & Propane Fired Furnace

Check heat exchanger

Check and clean burners as required

Check flue pipe

Check thermostat operation

Check fans

Check amperage to motors

Check safety and operating controls

Check ignition system

Check for gas leaks at furnace

Flush furnace drain

Lubricate as required

Check operating temperatures

Check electrical connections

Submit written report

Oil Fired Furnace

Clean furnace

Clean smoke pipe and chimney base

Clean and adjust nozzle assembly

Check burner fan

Clean pump strainers

Replace cartridge in oil line filter

Lubricate all motor bearings

Safety test all controls

Perform vacuum cleaning

Adjust draft regulator

Adjustment of burner to proper air-oil ratio

Gas & Propane Fired Boiler

Check ignition system

Check safety and operating controls

Check thermostat operation

Check operating pressure

Check operating temperatures

Check boiler water level

Check automatic make-up feed valve

Check for water/steam leaks

Check and clean burners, as required

Submit written report

Oil Fired Boiler

Clean and smoke pipe and chimney base

Clean and adjust nozzle assembly

Clean pump strainers

Check operating pressure

Check operating temperatures

Check boiler water level

Check automatic make-up feed valve

Check for water/steam leaks

Replace cartridge in oil line filter

Lubricate all motor bearings

Safety test all controls

Adjust draft regulator

Adjustment of burner to proper air-oil ratio

Submit written report

Heat Pump Standard

Wash and check indoor and outdoor coils

Check electrical connections

Check safety and operating controls

Check compressor operation

Check thermostat operation

Check fans

Check amperage to motors

Check unit for defrost and heat (Winter)

Check unit for cooling (Summer)

Check crank case heater

Check refrigerant charge

Check back up and emergency heat

Check operating temperatures

Submit written report

Heat Pump Ductless Mini Split

Check indoor and outdoor coils, wash as needed

Check electrical connections

Check safety and operating controls

Check compressor amps and volts

Check reversing valve operation

Check fans

Check amperage to motors

Check unit for defrost and heat (Winter)

Check unit for cooling (Summer)

Check crank case heater

Check refrigerant charge if needed

Check operating temperature splits

Submit written report

Geothermal Heat Pump

Wash and check indoor coil

Check electrical connections

Check safety and operating controls

Check compressor operation

Check thermostat operation

Check fans

Check amperage to motors

Check unit for defrost and heat (Winter)

Check unit for cooling (Summer)

Check crank case heater

Check refrigerant charge

Check back up and emergency heat

Check operating temperatures

Check pressure drop

Submit written report