Questions tagged [blower]

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Blower fan won’t come on in “auto” mode but will in “on”

I have a Honeywell model number NHGK076AF01 propane furnace. It is about 15 years old. The problem started when I noticed the breaker had tripped and I had no heat. After resetting breaker, I tried ...
2
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1answer
309 views

AC Blower Motor not working during night

The blower motor in the furnace stops working at night most of the time when the AC should be on. The blower motor (in the furnace) might run for one or two cycles at the beginning of the night but ...
1
vote
1answer
50 views

Why is my HI HEAT terminal causing blower to run non-stop?

I am trying to troubleshoot what is causing my blower to run non stop (the condenser (outside unit) comes on only when cool is required). There is no issue with cooling the house. I read through all ...
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0answers
321 views

How to stop the humming noise coming from my gas furnace when on Auto Heat?

My gas furnace makes a humming noise when on Auto Heat, like as if the blower motor or capacitor was bad. However, the blower turns on and sounds fine when thermostat is set to fan ON rather than ...
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0answers
264 views

Trane xv90 blower won't come on regardless of what the thermostat is set at

I have a trane xv90 and the blower won't come on. I'm getting about 20 green flashing lights and then 1 red which kinda overlaps the 21st green. What does it mean? I had turned on my trane air ...
1
vote
1answer
842 views

Air handler turns on even when set temp is reached

My HVAC is a heat pump system, the air handler inside is a Goodman aspf183016ea. The whole system/house is about 3 years old, and is all electric. I recently moved into the home and noticed that the ...
1
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0answers
2k views

Is it safe to use a blower to clean debris off a shingle roof?

I would like to routinely (once a month) clean the debris (leaves, sticks, pollen, etc.) that collects on my shingle roof because of the shallow pitch: Rather than use a soft broom to brush the ...
1
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0answers
587 views

How do you remove the blower motor from a Lennox G40UH-48B-090-02?

I have a Lennox G40UH-48B-090-02 blower motor which sounds like it needs to replaced (Excessive noise and vibration). It is mounted horizontally so that when I remove the front panels, the inlet and ...
0
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1answer
54 views

Furnace Blower Motor fan hums but wont start

Furnace Blower Motor fan hums but wont start until I turn it by hand, then it runs fine. What should I check?
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0answers
27 views

Furnace Blower Motor Wiring

I'm replacing a 1/3hp, 120v, 1075 rpm GE S336 S furnace blower motor with a Century model. Disregarding the capacitor and green ground wire, there is a discrepancy between the old and new. GE motor ...
0
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1answer
29 views

AC Fan/blower not shutting

My AC unit is working just fine and shuts down at/below set temperature. However, the AC fan keeps running all the time even in auto mode. The only way I can shut down the AC fan is to power-down my ...
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1answer
30 views

Hvac problem blower motor

I have a 5 ton package unit at my home. The blower motor will not come on until a few minutes after startup. It is a heatpump.
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1answer
40 views

My blower fan won't turn on unless AC is running

So first of all, I've changed nothing: same thermostat and same everything. I typically run my blower fan 24/7, but a few days ago it stopped working unless the AC is on. Which tells me that the ...
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0answers
26 views

blower on Goodman Furnance/A/C is working but only slowly, barley pushes out heat or A/C

Furnace and A/C work, blower fan is spinning but there is no force coming out of the vents, almost a whisper if any
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0answers
31 views

Installed new blower with problems

Had a problem a few years ago with my blower motor. Tech who came to my home said he would save me money as it only needed to be oiled. Worked fine for 5 years after that. Recently I noticed that ...
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0answers
16 views

Ac unit blower cuts on off on off

My blower fan cut on off on off on off that fast then it stays on and runs fine. Only dose it at the beginning of the cycle
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1answer
251 views

Furnace blower motor starts but then starts clicking and eventually stops with a loud buzz

I have a Bryant furnace with a multi-speed blower. Yesterday I just replaced the capacitor and confirmed it is still working. The furnace turns on fine and the blower motor starts up when expected. ...
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0answers
26 views

When heating, furnace blower turns on only in “ON” mode, not in “AUTO” mode

I have a York unit that is having problems with the furnace. The furnace turns on but the blower doesn't turn on when set to "AUTO" mode, only when in "ON" mode. "AUTO" works fine when cooling. Any ...
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0answers
154 views

Fan only mode not turning on blower - 2 wire blower

Our manufactured home has a colman furnace and for heating it works fine. I would like to use the fan only mode when we have the fire place going but it is not hooked up, and I just want to make sure ...
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0answers
832 views

Low speed furnace fan blower motor will not shut off

I have a carrier furnace that has a low speed fan blower motor that will not shut off no matter how long I leave it running. I checked that removal of the G wire at the control board does not change ...
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0answers
383 views

furnace blower motor turning on and off like clockwork when heating

I have an HVAC system (heat pump / compressor outside the house, air handler under the house). Recently something strange started happening. While system is in heating mode (my Nest thermostat says "...
0
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1answer
8k views

Wiring a Replacement HVAC Blower Motor for an American Standard Heat Pump Air Handler

I undertook what I thought would be a straight forward task.... Needless to say I have run into an issue that I need some help with. The replacement motor is a century 4ka35 motor with the ...
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0answers
511 views

2 Cycle Blower Primer Bulb Not Filling

I have the Ryobi BP42 back pack blower and when I press the primer bulb it does not fill up with the gas/oil mix. I have checked the air filter (and yes it does look dirty), ordered a new one and ...
0
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2answers
993 views

Furnace keeps cycling on and off until it's up to set Temp

I have a Philco 80,000 btu two stage with variable speed blower, high efficiency furnace with a two wire thermostat, on/off. The furnace 6.5 years old and when the thermostat calls for heat the ...
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0answers
953 views

Can I manually run the blower on my Lennox G12Q3 furnace?

I have a Lennox G12Q3-120-6 model furnace. Does anyone know if there's a way to manually run just the blower without heat? There are no switches on the outside that I can see (other than the power ...