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tait71
03-09-2008, 10:47 PM
hi people got a fault i need help with please, i got a call today to got to look at a single phase cassette its an axair on r407c when switched on it just flashes all 4 leds on the cassette, rang tech whome said it was a outdoor unit safty device, there are no hp/lp fitted only 2 probes 1 for fan speed control and 1 for the indoor pcb? checked all cables the comp runs, drain + scencer ok ALL pcs been replaced last week by our firm and the 2 outdoor scencers are new any idears sorry but the model number is in the van and its raining so im not going out:eek:

cheers

paddyaircon
03-06-2010, 07:19 PM
its knackered