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Old 06-21-2011, 03:28 PM   #1
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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!


Last edited by russkie12; 06-21-2011 at 03:51 PM. Reason: full description
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Old 06-21-2011, 05:34 PM   #2
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replacing honeywell t8011r with rth8500


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

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Old 06-21-2011, 11:03 PM   #3
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replacing honeywell t8011r with rth8500


Try this chart:

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

See especially O or B section
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