Midea 11MSFI-A2-1301 Service Manual page 60

Red - Blue
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
P
Digital tester
(+)Red (-)Black
U
V N
W
Normal resistance
value
(-)Black
N
U
(Several MΩ)
V
W
Normal resistance value
∞
(Several MΩ)
∞
60