Preventative maintenance for heating and air conditioning of st. paul mn

Keeping your heating and air conditioning system running properly saves you money!  A well-maintained system uses much less energy to keep your home comfortable.   Proper maintenance also prevents emergency outages, extends the life of your appliance and keeps you and your family safe from fires and carbon monoxide. 

Our technicians clean the components of your home heating system and perform a thorough tune-up.   We are also able to recommend minor repairs before they turn into expensive emergencies.

We suggest yearly service on all furnaces, air conditioners, heat pumps, humidifiers, boilers and heat and energy recovery ventilators (HRV/ERV’s).

Our typical inspection points include:

Furnaces
            Clean and moisture proof all metal parts
            Clean and inspect ignition system
            Test and Inspect electrical systems
            Check incoming and manifold gas pressure
            Clean and test blower motor and wheel
            Adjust belt tension
            Oil blower motor ports
            Clear obstructed pressure ports
            Clean condensate drains
            Exercise pressure switch
            Check temperature rise
            Inspect heat exchanger
            Clean and inspect flue venting
            Clean burners and burner box
            Test for carbon monoxide

Boilers
            Clean cast iron core
            Clean burners
Clean ignition system
            Test thermocouple
            Check water temperature
            Check and adjust water pressure
            Inspect fill valve
            Test and inspect electrical components
            Test and inspect zone valves
            Oil pump motor ports
            Bleed air from piping
            Check expansion tank
            Inspect for piping leaks
            Test flue damper
            Test low-water cutoff
            Test for carbon monoxide

Air Conditioners and Heat Pumps
            Clean condenser coils
            Clean base of condenser
            Clean and inspect electrical components
            Check compressor amp draw
            Clean and inspect condenser fan and motor
Test electrical components
Test disconnect switch and fuses
Check refrigerant pressure
Check for refrigerant leaks
Test superheat and subcooling
Clean evaporator coil (additional charges apply)
           

HRV’s and ERV’s
            Clean blower motors and wheels
            Clean internal core
            Test damper motors
            Test electrical components
Clean outdoor intake and exhaust vents
            Wash filters

Call Roger Vadnais Plumbing, Heating and Air Conditioning at (651) 429-3303.