Lunes, Mayo 18, 2015

Trane CGWC Instant compressor lockout/low water temp

Ok, this chiller has been fun let me tell ya. First of all, the W7900 has been removed and retrofitted with a jci fec.
Why, I dont know ... lol
So, circuit 1 was originally running ok, and circuit 2 would instantly lock out and would also display the red light low temp. Also the Fec would display LP wich was Iincorrect since I checked them and they wereclosed. Ive checked every safety on this thing. I temorarily bypassed each control to see if I could get the comp to start with no luck. 1k16 and 1k17 reset relays instantly energize upon start up. Circuit 1 now has the exact symptoms as 2 now.
The customer told me trane and another contractor gave up on it lol.. Now im married to it!
Just wondering if anyone has had this problem Thanks

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