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View Full Version : PUHY-P250YMF-C (r407c) TEST RUN



tgoulis
11-12-2014, 03:25 PM
I'm facing a strange problem A system consiting of 6 ICs a BC and a OC heats only when I impose TEST RUN form SW-3. The pressures during TEST RUN are 56psig/260psig. If I switch the ICs on, the compressor starts but after a while stops eventhough the coils of the ICs are cold. The compressor works for short periods of time and the indication standby doesn't go off. Any sugestions?

skilts
17-12-2014, 10:21 PM
Why have you got a BC on a Heat Pump System when you should have a Heat Recovery OC ?