Potomac, MD Air Conditioning, Heating and Plumbing Services
Supreme Air provides Air Conditioning, Heating and Plumbing Services, Repair, Installation, Maintenance, and Tune Up in Potomac, MD and surrounding areas.
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for Potomac, MD
On arrival found system locked on fp1 ,reset system ,checked system pressures refrigerant and water .i then increased water flow to 70 % minimum and 100 max on both system .also spoke to tech support and we found that system is operating normal at this time .
On arrival found systems are operating normal,checked history and found unit 2 did lock on fp1 4 times.called water furnace and advised me to increase min vs to 60 instead of 45% and leave the other unit at 45% since it didn't lock again .units are operating normal at this time
Performed preventative maintenance on both hybrid systems. For gas furnaces, I cleaned flame sensors, measured ohms of igniters, measured rating of run capacitors, inspected heat exchangers. Ran furnaces and checked amperage of blower and inducer motor, measured heat rise. Furnaces operating normal. For Geothermal units, measured ratings of compressor capacitors, checked contactors, flushed out drains, and checked cleanliness of blowers and coils. Ran geothermal units. Measured amp draw of compressors, blowers, and loop pumps. Measured delta loop pressures and temps as well as delta air temps. Ran humidifier and checked operation. Turned Humidistat on and set to 45%. Units are operating normal at this time.
On arrival found system operating normal ,checked fault history,found system did locked on fp1 .raised vs to 45 minimum and 100 max instead of 25 and 75 . Units are operating normal at this time
Fall pm on11/21/18 On arrival set unit to call for heat measured supply and return air temp measured voltage and amps inspected electrical connections checked drain and cleaned checked filter recommended to install UV lights unit operating normal at this time.
Working on Furnace Maintenance in Potomac, MD.