Box type note icon none operating range blower table.
Furnace blower motor oil type.
Go to the furnace and remove the service panel from the blower compartment.
Do not apply too much oil as over lubrication can lead to other complications.
However there are two types of drive systems.
Of course the cost of a new furnace often reflects the comfort benefits performance and length of warranties.
As expected since it s an oil furnace this is not the most energy efficient option out there.
Remove the furnace s access panel by detaching the screws with a screwdriver.
Locate the blower motor assembly near the.
I show where the oilers are on the blower motor of the furnace.
Turn off the circuit breaker at the main electrical panel that supplies the furnace s power.
Lubricating a furnace draft inducer blower also includes the motor shaft where it enters the bearing collar of the blower wheel.
Its sleek design allows the system to fit in most closets.
If you have a serviceable blower motor it has one or two oil ports.
Two or three drops will suffice.
It is difficult to find a 40kbtu furnace that can move 1000 cfm at a reasonably high static.
How to oil a furnace blower motor 1.
This unit has a variable speed motor that operates in an operating range configuration.
This chart shows the blower details for a 120 000btu furnace.
Screwdriver flat or phillips head whichever is applicable.
Lubricate the oil ports by applying a few drops on them.
Buy non detergent oil that is exclusively made for the furnace blower motor.
This video is part of the heating and cooling series of training videos made to accompany my.
Step 1 turn off the circuit breaker to your furnace.
Apply two or three drops of 10 weight nondetergent motor oil not all purpose oil to each port.
Light spray can oils wash out the lubricating oil and destroy the bearings.
Do not use an all purpose oil as it is not apt for this procedure.
Always use qualified bearing oil or a 20 weight alternative.
Place the panel aside.
Blower shafts on the furnace blower motor could have additional oil ports.
If the blower shaft has oil ports it too should be lubricated annually following the same procedure.
If the motor has oil ports it should be lubricated annually.
If you re looking for efficiency you probably want to choose a gas furnace.
Oiling the furnace blower motor.
One is the newer model of direct drive where the motor is attached directly to the fan blower.