Mitsubishi Electric MSZ-HM12NA2-U1
CM Heating installed a 12k unit in living room ran linesets on exterior of house down to outdoor unit
American Standard HVAC 4A7A3036 Split Air Conditioner
CM Heating installed an 80% basic 3.5 ton american standard furnace and a 3 ton AC per contract.
CM Heating Performed gas fireplace maintenance and diagnostic.
Found thermo sensor with carbon build up, cleaned and preformed some testing thereafter, unit remain working; however, it may become necessary to replace the part if the restore cleaning does not provide a long lasting solution.
- Performed gas furnace maintenance. Check safety devices, performance components, and verified proper operations of the unit.
Filters changed, checked sensors, and consumable components for out of range tolerance. All operations and parts within manufacture requirements.
1. Performed gas fireplace maintenance. Check safety devices, gas valve, pilot, burner assembly, and verified proper operations of the unit. Vacuumed firebox, replaced ember with new, and cleaned glass.
Blower fan and fireplace is operating as normal.
2. Performed gas furnace maintenance. Check safety devices, performance components, and verified proper operations of the unit.
Filters changed, checked sensors, co2 levels, and consumable components for out of range tolerance.
-Igniter source reading x3 over standard, visually weaker ignition. Replaced with new.
-Blower motor wheel has a lot of dust/dirt build up. -Due to state not advisable to service the wheel unless replacing the motor.
-Blower motor has signs of bearings has leaked.
Unit is functioning as normal but showing signs of mechanical and electrical wear of 16 years.
CM Heating performed Maintenance on fireplace
Tuned and cleaned gas furnace. Checked burners and flame sensor. Tested capacitor and gas pressure and igniter. Took amp draws of motors. Visually inspected the control board and blower assembly. Changed filter. Furnace is running properly at this time.