Fisher FSAIF-Pro-93AE2 Service Manual page 69

3.IPM continuity check
Turn off the power, let the large capacity electrolytic capacitors discharge completely, and dismount the IPM. Use a
digital tester to measure the resistance between P and UVWN; UVW and N.
Digital tester
(+)Red (-)Black
N
U
P
V
W
Digital tester
(+)Red (-)Black
U
V N
W
4.Indoor AC Fan Motor
Measure the resistance value of each winding by using the tester.
Position
Black - Red 430Ω±8% (20℃)
(Brand: Dayang)
White - Black 370Ω±8% (20℃)
(Brand: Dayang)
Normal resistance value
∞
(Several MΩ)
Normal resistance value
∞
(Several MΩ)
RPG20E
388Ω±8% (20℃)
(Brand: Weiling)
360Ω±8% (20℃)
(Brand: Weiling)
Resistance Value
175Ω±8% (20℃)
(Brand: Dayang)
105Ω±8% (20℃)
(Brand: Dayang)
69
RPG45C
168Ω±8% (20℃)
(Brand: Weiling)
141Ω±8% (20℃)
(Brand: Weiling)