Reply to Edward's Post: It's the main blower motor that starts then stops. Maybe you have a bad place on the motor rotor or windings that when it lands in that position the motor will not start. Problem: Fan will not come on in the “ON” position or your fan will not come on when you turn the thermostat down in the air conditioning mode.. The HC41AE117 Furnace Blower Motor Replacement is a brand new OEM Upgraded 1/3HP, 115V (208/230v also available), 1075RPM, CW Rotation, 4 Speed motor that is compatible with Carrier, Bryant and Payne furnaces, as well as GE and genteq part number 5KCP39GGS336S. A replacement blower motor is a substantial investment and plays an important role in creating a comfortable and healthy environment in your home. A motor can be started manually be spinning the fan or blower wheel. It's an easy fix but they're hard to find locally. Thanks Steve! The draft safeguard switch keeps tripping and needs to reset for the start the furnace. Consider that the purpose of gas furnace is to warm the home, and realize that it is the blower motor that actually takes that heat and directs it from the very isolated, insulated furnace and in to the actual home. Replaced a draft inducer motor on a ICP-Heil furnace. The wiring in the inducer motor or in the thermostat may at the root of the problem. Furnace Blower Motor fan hums but wont start. Blower motor engages, but draft inducer does not start nor does the ignitor or gas valve. Use an object such as a wood stick to start the fan or blower wheel. A hot blower motor, which indicates an overheating problem, will require replacement. In normal operation, your furnace blower fan should come on 1.5 to 3 minutes after your thermostat calls for heat and should turn off several minutes after the heating cycle ends. I have set the fan to on during the winter to circulate air ( ceiling heat vents in house) to get a more even heat in the house. I would recommend turning off the power to the furnace, taking the blower door off and inspecting the blower wheel with a flash light and a mirror. Smith/Century DL1056 1/2 HP, 1075 RPM, 3 Speed, 115 Volts6.5 Amps, 48 Frame, Sleeve Bearing Direct Drive Blower Motor The motor starting is making a louder than usual noise and it is slow to come up to speed. Most newer gas furnaces use a computerized control board to activate the blower motor during the heating cycle. USE CAUTION WHEN DOING THIS AS INJURY CAN RESULT. Your blower should run constantly until the heating cycle ends. Blowers in older furnaces generally employ single-speed permanent split capacitor (PSC) motors while many newer furnaces use variable-speed electronically commutated motors (ECMs). A bad capacitor can cause damage over time to a furnace’s blower motor. PLEASE NOTE: When troubleshooting, do not let the furnace attempt to run for more than a couple of minutes without the blower motor starting. However, it is prone to different kinds of problems. I would assume when the temperature is above freezing, the furnace doesn’t work as much and the battery gets recharged by the converter before the furnace needs to start. furnace blower motor vibration when working hard. Specifically, start capacitors provide motors with a boost in starting torque. Replace cap. 4.1.3 Ensure that no "hard … Visit Document If the blower motor is burned out, replace it. Most of the time a piece of something (filter, furnace insulation, paper, dirt) has become sucked in the blower wheel (squirrel cage) and causes it to become off balance and wobble. Buy furnace blower motors online at discount prices. The blower motor blows air through the return vent, past the heat exchanger, and into the home’s venting. I had to order over the internet. A start capacitor is typically found on an air conditioning unit or heat pump where extra torque is needed to start the compressor. To fix a broken blower motor… If the control board is sending 120 volts to the motor and the motor is not running then you have a motor problem. These standard direct drive & belt drive furnace motors fit most furnaces. jimhokie. Furnace blower will not turn on. What causes hard-starting compressor motors, fan motors, or other electric motors? Furnace blower won't start....coldest night so far. If it is hard to spin, then the motor has failed. The fan may not turn on because of a bad relay switch on the control board or damage to the transformer. 1 hp 1075 RPM 3-Speed 115V; 5.6" Blower Motor Nidec # 8906. Coleman 1/6HP 230V 42 Frame 1050 RPM Furnace Blower Motor S1-1468-120P Coleman S1-02436266000 Furnace Blower Fan Motor A.O. Turns out whoever installed the motor put in a 208-230 volt model in a furnace that runs 115 volts. A furnace blower fan is one of the main components in a hot air furnace or home heater system. Background: This is a TEMPSTAR Model# NUG5150BKA1 furnace that is ~8 years old. If the fan does not start, you have a wiring issue (circuit breaker trips) or motor … The furnace control board should start the blower motor within 1 minute after igniting the burners. Carrier/Payne/Bryant HC41AE117 OEM Upgraded Furnace Blower Motor Replacement . The inducer motor starts, the ignitor glows, gas goes out from the the valve, fires up, blower works, then a few mins later, the inducer motor shuts off, the red light blinks 3 times, which means open pressure switch…. first if motor is bad you would have to replace anyway. If the capacitor has failed the symptom is that the motor won't start. Now put your furnace’s blower fan to the test. If motor is trying to start it is capacitor or motor. It is hard to diagnos a bad fan motor over internet but you make it easy. Model #NDGK075DF06. This could lead to a blower motor problem down the road. It sounds as if it wan't to start but doesn't. Question: Rheem furnace with ECM blower, fan set to manual ON -but blower stops at start of call for heat (Dec 17, 2015) magibson53 said: I have a Rheem furnace with ecm blower motor. Most furnaces use a preset, adjustable, time delay circuit to control the start of the blower motor. If power is getting to the blower motor, but the motor does not run, the motor may be burned out. Use caution, but check the blower motor to see if it is hot. A capacitor is a device that stores an electrical charge. You give great info. Furnace blower motor spinning very slow at startup. ORGAN BLOWERS 3.6.3 Upon start up, the electric supply to the driving motor should be checked to ensure that the phase rotation of the supply is rotating the impeller in effected by fitting an acoustic wind silencer – as large as conditions will allow – immediately at the Blower outlet. Supply to the test blower motor… an update - we solved the motor does not raise the switch! 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