Blower Motor: Testing and Inspection

Blower Motor Inspection

- Check continuity between terminals as shown in figure.
If check result is continuity, proceed to next operation check. If not, replace.






- Check for operation and electric current.
a. Put blower motor (1) in a soft-jawed vise.
b. Connect battery to blower motor as shown.
c. Check if blower motor operates smoothly without noise.
d. Check the current for which the ammeter is specified when the voltage is added for 1 min.
If measured current is out of specification, replace blower motor.

Blower motor specified current at 12 V
8.6 - 13.2 A at 25 °C (77 °F)