Excellent and efficient work by Cody to get my A/C up and running for the season. He did a thorough inspection and quick troubleshooting to solve a minor problem. Very glad I called Dobbs.
DCM1 complete; Heat; (1) F16254 checked. System is fully functional. All components are operating within manufacturer specifications. Heat rise and gas pressure are within design parameters. Heat checklist attached
DCM1: AC Complete, Replaced (4) 14x14x1 , (1) 14x20x1 Filters. System is fully functional and operating within manufacturer specifications. Refrigerant pressures and temperatures are appropriate for indoor and outdoor temperature readings. Photos attached
Removed old equipment and installed new Rheem 4 ton duel fuel system. Installed new return plenum with 20x25x4 filter, new supply plenum, new emergency drain pan, new pan safety switch, new coil safety switch, new zone dampers, new 8” bypass, new zone board, 2 new thermostats, and new composite pad for outdoor unit. Reconnected high voltage, low voltage, drain line, gas line, vent pipe, supply ducts and all return ducts. Ran zone damper tests, tested system operations in heating and cooling, set proper charge.
Quoted new furnace and air conditioner
Arrived to No Cool Reset factory defaults In accordance with manufactured literature based on alert history. Photo of alert codes and troubleshooting attached
Replaced drive board in outdoor unit and fixed gas leak at furnace under warranty
Quoting a new furnace and air conditioner for some great folks in College Park!
Upon arrival thermostat was giving a fault code (T968_O). Turned off indoor system and outdoor system for 15 mins (hard reset). Turned systems back on and thermostat fault was gone, let system run and thermostat fault came back. Fault occurs when system goes into high cool, faulty drive board. System cools in test mode.
DCM1 : A/C complete, replaced (1)16x25x4 filter. System is fully functional and operating within manufacturer specifications at this time. Refrigerant pressures and temperatures are appropriate for outdoor and indoor weather conditions.
DCM1: A/C complete, replaced (1)20x25x1 filter, system is fully functional and operating within manufacturer specifications at this time, refrigerant pressures and temperatures are appropriate for outdoor and indoor weather conditions. Photos and maintenance checklist attached. Not exactly sure why system shut off, tightened all electrical connections high and low voltage.