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Most Recent Honeywell CT51A Questions
Compatibility Of The Honeywell Thermostat Ct51a1035
Will this wiring be compatible with the third generation Nest thermostat?
Will this wiring be compatible with the third generation Nest thermostat?
(Posted by avid61 6 years ago)
Ct51a4443
ct51a4443 what is a replacement for this stat or is it still availGary L LENNOX
ct51a4443 what is a replacement for this stat or is it still availGary L LENNOX
(Posted by garyluckett 8 years ago)
Not Sure What All The Dials Are For Since The Cover Is Unreadable.
cover is unreadable. Need to know which dial is for cool, heat, and emergency heat.
cover is unreadable. Need to know which dial is for cool, heat, and emergency heat.
(Posted by mpalmonari 9 years ago)
Problems With Heat And Air
We turned on the thermostat and their is no heat coming on. Nor is their air coming through the vent...
We turned on the thermostat and their is no heat coming on. Nor is their air coming through the vent...
(Posted by judyr092003 12 years ago)
Popular Honeywell CT51A Manual Pages
Owner's Manual - Page 1
CT50A. CT51 A, CT52A-, CT53i
Thermostats
INSTALLATION INSTRUCTIONS
CELIA is for most gas and oil heating systems.
CT53A is for millivoltage
Do-it-yourself
heating systems.
models
PREPARATION
Owner's Manual - Page 2
CONTENTS
PREPARATION
THERMOSTAT
FEATURES
REMOVING OLD THERMOSTAT
WIRE AND MOUNT NEW THERMOSTAT
CHECK OUT THE THERMOSTAT
THERMOSTAT
SETTING
TROUBLESHOOTING
RECALIBRATE THERMOMETER
STEP
1 2 3 4 5 6 7 8
Owner's Manual - Page 5
... cooling sys-
The fan switch COntrOiS a*
fOllOWS:
AUTO-fan
operates when
heating or coaling system
operates.
COOL--cooling
system only
operates.
CHECK OUT THE
THERMOSTAT
operates.
THERMOSTAT
SETTING
q On CTS,A. ,,lace the system and fan switches at
thqe desirotedenamseti,imng,ps oefsor dreompaeertatitoicnleiu.isnh'v"r.geer
to the desired temperature com,ort level.
ON...
Owner's Manual - Page 6
Major swings
RECALIBRATE
THERMOMETER
if the thermostat
set point and the
Fo;;rftilneadings
are the same. the
replace cover and put the system
RemthoevremCoOs"tfaztl.q I,thr-ee' adairndegiffseinre*netr,t thermometer
may need recalibration. FO,,OW the proceduy below. a hex head wrench in the ...
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