Midea M2OD-14HFN1-Q Service Manual page 65

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
P
4: Indoor AC Fan Motor
Measure the resistance value of each winding by using the tester.
Posi
RPG20D( RPG28D(T
tion
Weilng) ongDe)
Blac
398Ω± 8% 255Ω± 8%
k -
(20℃) (20℃)
Red
Red -
345Ω± 8% 335Ω± 8%
Yello
(20℃) (20℃)
w
Yello
345Ω± 8% 335Ω± 8%
w -
(20℃) (20℃)
Blue
Normal resistance value
N
∞
U
(Several MΩ)
V
W
RPG28D( RPG20E(T
Dayang)
271.3Ω± 8
% (20℃)
347.8Ω± 8
% (20℃)
347.8Ω± 8
% (20℃)
Digital tester
(+)Red
U
V
W
(+)Red
Resistance Value
RPG20E(
ongDe) Weilng)
415Ω± 8% 387Ω± 8%
(20℃) (20℃)
396Ω± 8% 378Ω± 8%
(20℃) (20℃)
396Ω± 8% 378Ω± 8%
(20℃) (20℃)
Normal resistance value
(-)Black
(Several MΩ)
N
RPG13H( RPG25(T
Weilng) ongDe)
575Ω± 8% 295Ω± 8%
(20℃) (20℃)
558Ω± 8% 420Ω± 8%
(20℃) (20℃)
558Ω± 8% 420Ω± 8%
(20℃) (20℃)
∞
YSK68-4P( YDK37
Weilng) -4P
258.7
285.8Ω± 8
Ω± 8%
% (20℃)
(20℃)
189.7
178.5Ω± 8
Ω± 8%
% (20℃)
(20℃)
189.7
178.5Ω± 8
Ω± 8%
% (20℃)
(20℃)