Daikin VRV - WII Service Manual page 178

SiUS30-604
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Discount the electronic expansion valve from the PC board and check the continuity between the
connector pins.
(Normal)
1. White
2. Yellow
3. Orange
4. Blue
5. Red
6. Brown
× : No continuity
Troubleshooting
1: Coil check method for the moving part of the electronic expansion valve
Pin No. 1. White
: Continuity
White (1)
Red (5)
Orange (3)
Troubleshooting by Indication on the Remote Controller
2. Yellow 3. Orange
×
Approx.
300Ω
×
(1) White
(2) Yellow
φ1
M
φ3
(3) Orange
(4) Blue
φ2 φ4
(5) Red
Yellow Brown Blue
(2) (6) (4)
(6) Brown
4. Blue 5. Red
×
Approx.
150Ω
×
Approx.
300Ω
×
Approx.
150Ω
×
6. Brown
×
Approx.
150Ω
×
Approx.
150Ω
×
165