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Thread: Daikin VRV
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18-05-2010, 11:09 PM #3
Re: Daikin VRV
[quote=colin28;188550] I'm getting L.E.D's HAP and H3P flashing together and not sure what it means.
HAP + H3P = Open phase detection
1/ Mains supply phase down (also check inverter 30A cartrige fuses)
2/ Mains voltage imbalance +/-20v
3/ K1M contactor faulty
4/ Incorrect power wiring (within unit)
5/ Inverter board
6/ Noise filter
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