Daikin VRV II RXYQ8MY1K Service Manual page 186

R-410a heat pump 50/60hz for high outdoor temperature use
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Si39-502A
∗1 Coil check method for the moving part of the electronic expansion valve
Disconnect 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
Pin No.
1. White
: Continuity
Troubleshooting by Indication on the Remote Controller
2. Yellow
3. Orange
×
Approx.
300Ω
×
4. Blue
5. Red
×
Approx.
150Ω
×
Approx.
300Ω
×
Approx.
150Ω
×
6. Brown
×
Approx.
150Ω
×
Approx.
150Ω
×
175

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