If the thermostat does not have continuity, replace it. Refer to … Any help on tha... Hey DIY Forum! If you can make the blower run then we know the problem is not with the blower motor or drive belt or assembly and we'd go to step two. If the thermostat is defective, it may prevent the fan from working. The Goodman AVPTC4260 air handler had been installed new in the summer of 2013, along with my heat pump. The main control board provides voltage to all of the air conditioner’s components. Starting in May 2016, I went through 3 motors in 3 months, not including the original one. If power is getting to the fan motor, but the motor won’t run, this also indicates that the motor is defective and should be replaced. If the capacitor is defective, the fan motor might be noisy, overheat, or not run at all. Solution: Test to make sure you are getting 24 to 28 volts AC between the G (green) and C (com) terminals on you fan center or control board. Refer to your air conditioner’s wiring diagram for more information. 2) Can you have a 2 zone system with un balanced wall units, one 7000 BTU and one 9000 BTU,... or must they match ? Hold times are long. Heating, Cooling, Air Conditioning, Ventilation and T-Stat Controls, All in one AC unit, blower fan shuts off. Try turning the blade by hand. 2 questions - 1) Should I bump the size of this garage unit to a 9000 BTU ? Join Repair Clinic's VIP email list for 10% off, plus other discounts and tips! Check to ensure that power is getting to the furnace. (Note: Some thermostats may also control a heater and, as a result, will have three terminals. Start doing it yourself with the confidence that comes with 100+ years of experience. ), Air Conditioner Temperature Control Thermostat. I can not fit, but looks like fan/moter model si: K55HXRDV-1888. The relay board provides voltage to many components of the air conditioner, including the fan motor. If the relay board isn’t working properly, the fan might not run. [url=http://www.globalindustrial.com/p/hvac/air-conditioning/air-conditioners-wall/lg-through-the-wall-air-conditioner-11500-btu-air-cooling-heating]Air Conditioners | Wall Air Conditioner | LG Through the Wall Air Conditioner LT1237HNR- 11,500 BTU Cool 11,200 BTU Heat 230V | 653532 - GlobalIndustrial.com[/url] All in one AC unit, blower fan shuts off. If the blade turns freely, test the incoming power to the fan motor. Enter model number to search for the required part specific to your product, Browse our parts categories to select from a variety of parts for your product. Looking for help installing a Honeywell RTH9580 to a Trane system... Tonka ricochet rc car powers on but doesn't respond to remote. If the compressor is running, but the fan motor is not running, the fan motor or the fan motor capacitor are likely at fault. If the control board is defective, it might not send voltage to the blower motor. Failed Septic system and need to sell....impossible situation!!