Daikin Sky Air R-407C - Page 274

Error Codes: Outdoor Units ESIE02–01
3–44 Part 3 – Troubleshooting
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Troubleshooting To troubleshoot, proceed as follows:
Turn the power supply OFF
and back ON.
NoNormal reset?
Check resistance of
electronic expansion
valve coil.
40ø < resistance < 50ø?
Faulty electronic
expansion valve.
Outside cause
(electric noise,
etc.).
Yes
No
Replace outdoor
unit PCB.
Yes
Did you
measure the
resistance over a grey
wire?
80ø < resistance < 100ø?
Faulty electronic
expansion valve.
No
Yes
Replace outdoor
unit PCB.
Yes
No
Is the electronic
expansion valve
connected to the outdoor
unit PCB?
Yes
Connect correctly.No