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-   -   replacing honeywell t8011r with rth8500 (http://www.diychatroom.com/f17/replacing-honeywell-t8011r-rth8500-108374/)

russkie12 06-21-2011 04:28 PM

replacing honeywell t8011r with rth8500
 
wiring codes don't all match

the T8011R hooks is like this

L-brown
E is bridged to W2
O
G
C-blue
R
Y is bridged to W1

the RTH8500 hooked up like this
R bridged to RC
O-O/B
Y-Y
G-G
C= blue to C
E=white to Aux bridged to E
L-L

but when i flip the switch it only works the heat but now a/c
am i doing something wrong as far as a hook up goes my unit outside is york all electric 2h 1c is the system
need help house getting to dang hot and i don't wonna dish out 200 for some one to switch the wires and be done in like 3min so any ideas!

cascadehvac 06-21-2011 06:34 PM

r u replacing stat because the cooling didnt work? if so, you prolly have a cooling problem and it wasnt the stat

diyorpay 06-22-2011 12:03 AM

Try this chart:

http://highperformancehvac.com/hvac-...at-color-chart

See especially O or B section


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