- Step 1: Turn off the power to the furnace. …
- Step 2: Remove the blower compartment cover. …
- Step 3: Make sure the blower is completely cooled off. …
- Step 4: Locate the reset button. …
- Step 5: Press the button in (assuming that this is your issue and that the button has popped).
Where is the blower located on a furnace?
The blower fan motor is normally supported on rails
near the bottom of the furnace
. Since the motor power wires are connected to a control board that is often located in an upper compartment, two access panels may need to be removed.
Where is the blower compartment on a furnace?
Most units have built-in furnace racks. The large metal furnace compartment contains a filter and blower. The filter is located in the blower compartment somewhere,
normally in a bottom or side door
. When the air passes through the filter, large pieces of dusts, pollen, and other airborne particles are trapped.
What is the blower compartment on a furnace?
The blower compartment contains
your blower assembly (fan, squirrel cage, and motor) and typically your control board
. In the case of a horizontal unit, the arrangement is basically the same; however, in a down-flow system, these compartments are simply switched in most cases.
How do you know if your blower is out on your furnace?
- Poor or Airflow from Air Vents. This will be the first and most obvious sign your blower motor has a problem. …
- No Airflow At All From Vents. …
- Skyrocketing Energy Bills. …
- Strange Noises When You Turn on the Heat. …
- Overheating Blower / Weird Smells.
How much does it cost to replace a blower motor on a furnace?
On average nationwide, a furnace blower motor replacement costs
$400
-$600, including parts and labor. A single-speed blower motor costs around $450 to replace while a variable-speed motor costs $600+.
Does a new furnace come with a blower?
Furnace Blower Motor Replacement Cost
If you also have an AC unit, they use the same blower assembly, so you don't need to pay twice.
Most furnaces come with one installed in the unit in line with the heat exchanger
.
All furnaces are equipped with a reset button
. They are generally red or yellow and are located inside the blower compartment. The reset button is a safety feature that will shut down the furnace when a problem is detected, often a hot or overheating furnace, before it trips the circuit breaker.
Why is my furnace fan not turning on?
If you see or hear the fan turn on,
your blower motor is not the culprit
. If the fan does not start, you have a wiring issue (circuit breaker trips) or motor problem (circuit breaker does not trip). While your thermostat may be at fault, only an HVAC technician can diagnose and remedy the issue correctly.
What are the signs of a bad blower motor relay?
- Fan does not work at all, so no air comes out of the vents.
- Fan only works on some speeds and not others.
- Fan only works on the highest speed.
- Fan runs all the time and can't be controlled with the fan switch.
- You see smoke coming out of the vents.
Is it bad to put furnace in crawl space?
A gas or oil-powered furnace can be installed in a crawl space as long as the regulations and local codes are adhered to. According to 2407 of the IRC, the
location of the appliance should not interfere with the circulation of combustion, ventilation, and dilution of air
.
Why is my heater blower not working?
If little air is coming through the vents (hot or cold), then it could be because the blower motor for the fan or a switch or resistor that
controls fan speed isn't
working. … If none of the fan speeds work, then checking the fuse or fuses for the heating, vent and air conditioning systems is a logical first step.
Do I need both a furnace filter and a return air grill filter?
While many people refer to air conditioning and furnace filters as if they're different, this is not the case.
Your furnace and your air conditioning system use the exact same filter
, so there's no need to worry about purchasing separate filters for each piece of equipment.
How long does it take to replace a blower motor in a furnace?
DIY or Pro Installation: It's going to take a furnace repair technician
between 45 minutes and 90 minutes
to replace the motor, clean the fan, adjust the motor, test it and put the furnace back together. The biggest factor is how easy it is to get the assembly out.
What does a bad furnace blower motor sound like?
Loud clanking or scraping
, classified as a metal-against-metal sound signals a serious problem with the furnace's blower wheel. … When you hear a metal-against-metal sound, turn off your furnace immediately, and contact a qualified HVAC technician for a complete system inspection.
What happens when furnace capacitor goes bad?
A faulty capacitor might cause the
furnace to become too hot internally
, tripping a safety switch. If that happens, expect the furnace to shut down temporarily. If the blower runs slowly or becomes hotter than expected, it's letting you know the capacitor is not holding its charge.
