Inspection of Fan Motor
Part name
Fan motor
Measure the resistance value of each winding by using the tester.
STF200–370–4AR
Fan motor inside wiring diagram
BLK
WHI
GRY
RED
49F
Motor over heating protection switch
Checking procedure
Position
Black – Red
YEL
BLU
Black – White
ORN
Black – Yellow
Orange – White
Blue – White
– 50 –
Resistance value
12.1 Ω
12.4 Ω
3.94 Ω
13.47 Ω
15.02 Ω
Under 20°C