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Need Help t-stat replacement: Q674L base to LUX TX9100E - Heat Pump

Need Help t-stat replacement: Q674L base to LUX TX9100E - Heat Pump


  #1  
Old 02-02-13, 01:40 PM
M
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Need Help t-stat replacement: Q674L base to LUX TX9100E - Heat Pump

I have a heat pump system with two stage heat and single stage cool. I am upgrading the tstat to a new electronic one and have a problem with the wiring: new model is LUX TX9100E

OLD -> NEW
W2 -> W2
RH jumpered to RC
R -> RC
G -> G
Y -> Y
Y jumpered to W1
O -> O
C -> C

E -> ???
L -> ???
 
  #2  
Old 02-02-13, 04:13 PM
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E to W2 and L is not used.
 
 

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