It s too thin for electric motors.
Lubricant for fan motor.
Plus it contains detergent.
Then put in a few drops of number thirty oil on both ends of the aforementioned shaft sticking out of the motor.
It not only removes any remaining lube but it can melt coil wires the lightly coated copper wires twisted up in electric motors and cause an electrical short.
The furnace blower motor is going to be working in very hot conditions so the type of lubricant you use is important.
This lubricant oil is produced by liberty oil products and it is a 100 synthetic oil compound.
Add no more than 1 to 2 drops at each oil port.
Step 3 apply a light nondetergent household oil that is sae20.
Then swivel the shaft and cleanup any excess oil.
If there is a c clip pry it off first.
Do not use any flammable lubricant such as oil.
Grasp the blades firmly and lift slowly to remove them.
Instead you might look for a particular brand of lubrication which is right for your motor.
Step 2 lay the fan down on a flat surface with the exposed face up.
First find the point where the shaft is holding the motor and clean that area.
Don t use automotive motor oil.
Afterwards you can oil the fan.
Then remove the fan s blade and wash it with soap.
Never put wd 40 in any electric motor even if the rotor is stuck from filthy dried up lubricant.
It is now so far removed from the way most americans think it.
Fan maintenance it s important in this throwaway society to realize the value of maintenance.
Instead pick up electric motor oil like 3 in one electric motor oil about 3 at amazon.
Lubricate a box fan motor step 1 remove the front grill of the fan.