Electronic Expansion Valve Coil Check - Daikin VRV RXYMQ-A Series Service Manual

Check

6.13 Electronic Expansion Valve Coil Check

CHECK 18 Remove the connector for electronic expansion valve from PCB. Measure the resistance value
between pins and check the continuity to judge the condition.
The normal products will show the following conditions.
Outdoor unit
*1. For RXYMQ4AVMK
*2. For RXYMQ4-6AYFK
Indoor unit
FXFSQ-AR, FXMQ-PB
288
X22A (Y2E) *1
(White) 1
(Yellow) 2
(Orange) 3
(Blue) 4
— 5
COM+ (Gray) 6
(Red) 6
Orange (1)
I1
Gray (6)
I3
Yellow (3)
Red
(2)
(1) Orange
(2) Red
(3) Yellow
(4) Black
(5) —
(6) Gray
X21A (Y1E)
X22A (Y2E) *2
X23A (Y3E)
X25A (Y4E)
(Orange) 1
(Red) 2
Measuring points
(Yellow) 3
(Black) 4
— 5
Measuring points
M
I2 I4
Black
(4)
SiME332106E
Judgment criteria
1-6
2-6
35-55 :
3-6
4-6
Judgment criteria
1-2 No continuity
92 :
1-3
46 :
1-6
92 :
2-4
46 :
2-6
Part 6 Service Diagnosis