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View Full Version : Trane Baystat Thermostat to ACE ATX1500E Prg.


phoward74
Mar 6, 2009, 02:43 PM
Hey Guys,

The old unit is a Baystat 240 and the new unit is an ACE unit
Baystat Wiring ACE ATX1500E
R G
T RH/RC
O O
G Y
Y B
X2 W
B C
W
F

Question is how do I make the new one work with the old wiring? I think I have it mostly figured out just want to make sure.

Thanks in advance guys.

KC13
Mar 7, 2009, 06:32 AM
OLD vs. NEW: R to Rh/Rc (jumpered),W and X2 to W, Y to Y, G to G, O to O, B to C. T, F (OLD) B (NEW) are unused. Tape off any unused wires separately.