Honeywell CT3451 Support Question
Honeywell CT3451 Support Question
Find answers below for this question about Honeywell CT3451.Need a Honeywell CT3451 manual? We have 1 online manual for this item!
Question posted by patrice389 on July 21st, 2011
How Do I Program It?
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Related Honeywell CT3451 Manual Pages
Owner's Manual - Page 1
...
Fig. 1. Required installation tools/supplies.
® U.S. Dispose of it to make sure this thermostat is replacing a control that can provide you comfortable while saving energy when programmed according to these instructions. Contact your system.
Direct questions about this thermostat to our Web site at www.honeywell.com/yourhome or call the customer information...
Owner's Manual - Page 2
...C or C1 Clock Terminals
If you are six or more wires connected to the thermostat (excluding clock wires attached to terminals), you disconnect each wire, use the wiring ...unpack your local heating/air conditioning dealer. CT3451 PROGRAMMABLE THERMOSTAT
2 REMOVE OLD THERMOSTAT
❑ Test to be sure your transformer. If not, contact your new thermostat and wallplate and save package of the...
Owner's Manual - Page 3
... electrical codes and ordinances. NOTE: To ensure correct mounting of straight or wraparound connections. Refer to wall.
❑ Remove the wallplate from adversely affecting thermostat operation. The CT3451 Thermostat is adaptable to most 18 to 30 Vac heatingcooling systems. Refer to mark the two mounting holes that best fit the application. Use a pencil...
Owner's Manual - Page 4
...TO R JUMPER WHEN INSTALLED ON A TWO TRANSFORMER SYSTEM.
3 CAN BE USED FOR CHANGEOVER VALVE ON SINGLE-STAGE HEAT
PUMP SYSTEMS.
M20511
Fig. 9. M20510
Fig. 6. CT3451 PROGRAMMABLE THERMOSTAT
THERMOSTAT G Rc
R
3
1 L1 (HOT)
L2
W Y
HEAT RELAY
FAN RELAY
COMPRESSOR CONTACTOR
B
O
2
COOL DAMPER
2
HEAT DAMPER
TRANSFORMER
1 POWER SUPPLY. M20536
Fig. 7. PROVIDE DISCONNECT MEANS AND OVERLOAD...
Owner's Manual - Page 5
...TRANSFORMER
1 POWER SUPPLY. M20512
CT3451 PROGRAMMABLE THERMOSTAT ❑ Swing down due to wallplate. Typical single-stage heat pump system hookup.
5 ADJUST FAN OPERATION SWITCH
The thermostat fan operation switch, labeled ...on the digital display to alert the homeowner one to latch.
NOTE:
The thermostat shows a "bAtLo" message on immediately with the heating equipment in the F...
Owner's Manual - Page 6
... key to display the current setting. -
C1 = Standard control algorithm. CT3451 PROGRAMMABLE THERMOSTAT
AA BATTERIES (3)
PM TUE
AuFtoANOn
Hold
Select
CoolSOYfSf THEeMat
- Gas or oil... batteries.
❑ Restore power to the heating/cooling system.
8 CUSTOMIZE YOUR THERMOSTAT
Your Honeywell thermostat comes preset to 52°F (11°C). M12589A
- Aggressive algorithm control.
...
Owner's Manual - Page 7
...
To use only.)
M14692
❑ Exit Installer Setup. - Press ▼ or ▲ key to set current time. Current configuration (CC) is displayed. CT3451 PROGRAMMABLE THERMOSTAT
NOTE: The heating and cooling program times are sleeping. A flame (heating) or a snowflake (cooling) appears in the morning.
Press ▼ or ▲ key to the position, Heat or...
Owner's Manual - Page 8
...9650; key to set Return temperature. Press ▼ or ▲ key to set the Saturday program:
1.
M20561
3.
Press Select. Press ▼ or ▲ key to set Return time. Press... or ▲ key to set Leave time. Press ▼ or ▲ key to set Wake time. CT3451 PROGRAMMABLE THERMOSTAT
SET
M12625C
2. Press ▼ or ▲ key to set Leave time. SET
M12627B
3. Press Select. ...
Owner's Manual - Page 9
...: Normal setting for electric heat, the fan starts and stops with the cooling equipment. CT3451 PROGRAMMABLE THERMOSTAT
Setting Indefinite Temperature Hold
The Hold key allows you to displaying the current day time and temperature in effect until the next program period. SET M12641A
M20565
5. When Hold is controlled directly by pressing the Hold...
Owner's Manual - Page 10
... the temperature setting below the room temperature; NOTE: In the programming mode, the and the indicate System setting. Minimum Off-Timer
The thermostat minimum off . A flashing snowflake is triggered. the cooling equipment should turn off . When using the thermostat
with the cooling equipment. CT3451 PROGRAMMABLE THERMOSTAT
System Switch
❑ The System switch settings control...
Owner's Manual - Page 11
... five minutes after changing the setting before checking for correct wiring and good connections. • If display is lower than 99°F (37°C during programming.
TROUBLESHOOTING
CT3451 PROGRAMMABLE THERMOSTAT
Table 4.
The furnace cycles too frequently or the system cycle length is checked contact you heating and air conditioning contractor...
Owner's Manual - Page 12
... of purchase by damage which occurred while the product was in U.S.A. This warranty shall not apply if it (at least 10% post-consumer paper fibers.
CT3451 PROGRAMMABLE THERMOSTAT
PERCENT OF HEATING COSTS YOU CAN SAVE
SAVINGS FOR ONCE-A-DAY 10°F (5°C) DECREASE*
6 TO 8% 9 TO 11% 12 TO 13% 14 TO 15...
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