Carrier DHMSHAQ09XA1 Service Manual page 37

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
Indoor AC Fan Motor
Measure the resistance value of each winding by using the tester.
POSITION
Black - Red (20°C /68°F)
(Brand: Weiling)
White - Black (20°C /68°F)
(Brand: Weiling)
Table 16—Digital Tester
NORMAL RESISTANCE
VALUE
∞
(Several MΩ)
Table 17—Resistance Value
RPG13B
100.5Ω±8% 100Ω±8%
(20°C /68°F)
(Brand: Dayang)
64.5Ω±8% 68.5Ω±8%
(20°C /68°F)
(Brand: Dayang)
DIGITAL TESTER
(+)Red (-)Black
U
V
N
W
(+)Red
RESISTANCE VALUE
RPG50B (YKFG-50-4-1)
82.2Ω±8%
(20°C /68°F)
(Brand: Weiling)
72.3Ω±8%
(20°C /68°F)
(Brand: Weiling)
37
NORMAL RESISTANCE
VALUE
∞
(Several MΩ)
85Ω±8%
(20°C /68°F)
(Brand: Dayang)
57.8Ω±8%
(20°C /68°F)
(Brand: Dayang)