Fan Motor Connector Check (Signal Cable) - Daikin VRV RXYMQ-A Series Service Manual

SiME332106E

6.12 Fan Motor Connector Check (Signal Cable)

CHECK 17 Resistance measuring points and judgment criteria.
FXMQ40PB, FXAQ-AR
FXMQ50-140PB
Measurement of signal wire connector.
Remove the X2A connector and measure the resistance between GND and Vcc, Hw, Hv, or Hu
terminals of the motor connector (with five conductors).
Part 6 Service Diagnosis
White (1)
Orange (2)
Brown (3)
Blue (4)
Red (7)
Measuring points Judgment criteria
1  or more
1-4
1  or more
2-4
1  or more
3-4
1  or more
7-4
Connector signal wire use (X2A)
Gray (5)
Pink (4)
Orange (3)
Blue (2)
Yellow (1)
FG
Vsp
Vcc
GND
— (5) —
— (6) —
Vdc
GND
Vcc
Hw
H
V
H
U
Check
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