User manual HONEYWELL CT3550
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Manual abstract: user guide HONEYWELL CT3550
Detailed instructions for use are in the User's Guide.
[. . . ] Honeywell CT3550
PROGRAMMABLE THERMOSTAT
OWNER'S GUIDE
Weekday, Saturday and Sunday Programmable Heat and/or Cool Low Voltage (20 to 30 Vac) Thermostat and Wallplate Model CT3550 Para pedir estas instrucciones en español, llame al 1-800-468-1502. Pour obtenir ce ode demploi en français, composer le 1-800-468-1502.
Table of Contents
Step 1. Prepare for Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Remove Old Thermostat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] to move to next feature or
Run Program
Press Time
to return to main display.
Time Format (Feature Number 16)
Time format options are: -- 0 = 12-hour clock (preset). 12
69-1284--2
Factory Set Function (Feature Number 37)
Do not change this setting.
STEP 8. SET THE CLOCK
Set Current Day and Time
NOTE: Press Press On initial power-up, the screen flashes 1:00 pm until you press a key.
Set Current Day/Time Day
M13346
. The thermostat displays day, time, program period, temperature, system and fan settings. There is an individual key for each of the four program periods: --The program period when you want the house at a comfortable temperature when you get up and while you Wake get ready for work or school. (This is a higher temperature during the heating season and a lower temperature during the cooling season). --The program period you can set for an energy-saving temperature while you are away at work or school. Leave (This is a lower temperature during the heating season and a higher temperature during the cooling season). --The program period when you want the house at a comfortable temperature for activities before bedtime. Return (This is a higher temperature during the heating season and a lower temperature during the cooling season). --The program period you can set for an energy-saving temperature while you sleeping. (This is a lower Sleep temperature during the heating season and a higher temperature during the cooling season). 13 69-1284--2
Table 3 can be helpful when planning your schedule of time and temperature settings. Period Wake Default Setting Time (6:00AM) Heata (70°F/21°C) Coolb (78°F/25. 5°C) Leave Time (8:00AM) Heata (62°F/16. 5°C) Coolb (85°F/29. 5°C) Return Time (6:00PM) Heata (70°F/21°C) Coolb (78°F/25. 5°C) Sleep Time (10:00PM) Heata (62°F/16. 5°C) Coolb (82°F/28°C)
a b
Weekday (Mon-Fri)
Saturday (Sat)
Sunday (Sun)
Your heating setpoints cannot be higher than 90°F (32°C) or lower than 40°F (4. 5°C). Your cooling setpoints cannot be higher than 99°F (37°C) or lower than 45°F (7°C).
Program Weekdays
Start by programming the wake time and temperature for weekdays. Press and release Press
Day Wake
.
until the (Mon-Fri) displays. or key until the desired time shows in the display.
Press Time NOTE:
Program times are in 15 minute intervals. 14
69-1284--2
Press
or
until the desired wake temperature displays.
The setpoint temperature range is 40°F to 90°F (4. 5°C to 32°C) for heating and 45°F to 99°F (7°C to 37°C) for cooling. Press NOTE: Press Press NOTE: Press
Heat/Cool Settings
to switch between setpoints.
Program times are the same for heating and cooling. until the fan is at the desired setting (On or Auto).
Setting Fan to On runs the system fan continuously in the program periods.
Leave
,
Return
or
Sleep
and repeat these steps for each time period. Your weekday is now programmed.
Program Saturday and Sunday
Repeat each step in Program Weekdays for Saturday and Sunday. Press
Run Program
when the entire week is programmed.
Clear a Program Period
NOTE: Press Press Wake cannot be cleared.
Leave
,
Return
, or
Sleep
for the program period you want to clear.
Day
until the desired day displays (Mon-Fri Sat; Sun).
Leave
Press and hold the
,
Return
, or
Sleep
for approximately 3 seconds until the time and temperature clear.
Repeat the above steps for each period to be cleared. [. . . ] Customize Your Thermostat.
System Operating in Comfort Mode 68°F Recovery Continues TEMPERATURE
AM AM
Mon Wake System Heat Room
66°F Recovery Begins 64°F System Operating in Energy Savings Mode 62°F
Mon Sleep System Heat
Room
Mon Sleep System Heat
Heat In Recovery
AM
Mon Sleep System Heat Heat In Recovery
1
Room
AM
Room
5:00 ENERGY SAVINGS PERIOD
5:30
6:00
6:30 COMFORT PERIOD
RECOVERY FROM ENERGY SAVINGS TIME
THERMOSTAT USES THE SAME SCHEME TO RETURN TO LOWER COMFORT TEMPERATURE DURING THE COOLING SEASON. 1 IF In Recovery IS DISPLAYED, PRESS TO SEE THE COMFORT SETPOINT.
M18591
69-1284--2
20
WIRING DIAGRAMS
2-WIRE HEAT-ONLY (JUMPER INTACT)
THERMOSTAT B RC O W Y R G
4-WIRE HEAT/COOL (JUMPER INTACT)
THERMOSTAT B RC O W Y R G
HEATING RELAY OR VALVE COIL
HEATING RELAY OR VALVE COIL
COOLING CONTACTOR COIL
FAN RELAY
1
1
1 POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
M10616
1 POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
M10617
4-WIRE SINGLE-STAGE HEAT PUMP (JUMPER INTACT)
THERMOSTAT B RC O W Y
3-WIRE HEAT ONLY WITH FAN (JUMPER INTACT)
THERMOSTAT B RC O W Y R G
R 3
G
2 COMPRESSOR CONTACTOR FAN RELAY HEAT CHANGEOVER VALVE
HEATING RELAY OR VALVE COIL
FAN RELAY
1
1
2
1 POWER SUPPLY. [. . . ]
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