This chart shows the blower details for a 120 000btu furnace.
Furnace blower motor oil type.
Do not use an all purpose oil as it is not apt for this procedure.
Step 1 turn off the circuit breaker to your furnace.
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As expected since it s an oil furnace this is not the most energy efficient option out there.
Lubricate the oil ports by applying a few drops on them.
I show where the oilers are on the blower motor of the furnace.
Go to the furnace and remove the service panel from the blower compartment.
Lubricating a furnace draft inducer blower also includes the motor shaft where it enters the bearing collar of the blower wheel.
Always use qualified bearing oil or a 20 weight alternative.
Buy non detergent oil that is exclusively made for the furnace blower motor.
Do not apply too much oil as over lubrication can lead to other complications.
If the blower shaft has oil ports it too should be lubricated annually following the same procedure.
If you re looking for efficiency you probably want to choose a gas furnace.
Locate the blower motor assembly near the.
However there are two types of drive systems.
Blower shafts on the furnace blower motor could have additional oil ports.
Box type note icon none operating range blower table.
Oiling the furnace blower motor.
One is the newer model of direct drive where the motor is attached directly to the fan blower.
Apply two or three drops of 10 weight nondetergent motor oil not all purpose oil to each port.
This unit has a variable speed motor that operates in an operating range configuration.
Of course the cost of a new furnace often reflects the comfort benefits performance and length of warranties.
Turn off the circuit breaker at the main electrical panel that supplies the furnace s power.
If the motor has oil ports it should be lubricated annually.
If you have a serviceable blower motor it has one or two oil ports.
Screwdriver flat or phillips head whichever is applicable.
How to oil a furnace blower motor 1.
Two or three drops will suffice.
Place the panel aside.
Light spray can oils wash out the lubricating oil and destroy the bearings.
Remove the furnace s access panel by detaching the screws with a screwdriver.
Its sleek design allows the system to fit in most closets.
Every forced air furnace has a blower motor attached to a fan that circulates the air.
