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Honeywell An Electronic Round CT2700 User Manual

Programmable heat and/or cool low voltage (20 to 30 vac) thermostat and wallplate
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Programmable Heat and/or Cool
Low Voltage (20 to 30 Vac) Thermostat and Wallplate
Model CT2700
Congratulations on the purchase of your new thermostat!
Over 100 years of Honeywell engineering expertise went
into the making of this thermostat in an effort to provide
you with a more comfortable and convenient living
environment.
Your new thermostat will automatically control the tem-
perature in your home, keeping you comfortable while
saving energy when programmed according to the
instructions in this manual.
Direct any questions concerning the application of this
thermostat to Honeywell Customer Assistance at
1-800-468-1502, Monday - Friday 7:00 a.m. - 5:30 p.m.,
Central time.
®U.S. Registered Trademark
Copyright © 1997 Honeywell Inc. •
An Electronic Round

Programmable Thermostat

1
retailer. For more information, call Honeywell, Inc. at
1-800-468-1502.
• All Rights Reserved
TYPICAL LOCATION OF A MERCURY
SWITCH IN A THERMOSTAT
RECYCLING
THERMOSTAT
If this thermostat is replacing a control that
contains mercury in a sealed tube, do not place
your old control in the trash. Contact your local
waste management authority for instructions
regarding recycling and the proper disposal of this
control, or of an old control containing mercury in a
sealed tube.
If you have questions, call Honeywell, Inc. at
1-800-468-1502.

PREPARE FOR INSTALLATION

Check Table 1 to make sure this thermostat is
compatible with your system. If not, return to the
X-XX UL
CT2700
USER'S GUIDE
MERCURY
SWITCH
M10614
69-1085

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  Summary of Contents for Honeywell An Electronic Round CT2700

  • Page 1: Programmable Thermostat

    Low Voltage (20 to 30 Vac) Thermostat and Wallplate Model CT2700 Congratulations on the purchase of your new thermostat! Over 100 years of Honeywell engineering expertise went into the making of this thermostat in an effort to provide you with a more comfortable and convenient living environment.
  • Page 2: Remove Old Thermostat

    Not compatible with any 120/240 volt circuit. Not compatible with 2-wire White-Rodgers no. 1361 zone valves. Not compatible with millivolt systems. Compatible with 2-wire Honeywell zone valves. Isolating relay required for 3-wire thermostats zone valves Acquire tools and items as needed. See Fig. 1. CROSS-RECESSED...
  • Page 3: Mount Wallplate

    CT2700 AN ELECTRONIC ROUND WIRE WALLPLATE TERMINALS The CT2700 Thermostat is powered through the heating/ cooling system and is adaptable to most 4-wire, 18 to 30 Vac heating-cooling systems. Refer to Figs. 4 through 6 for some typical system wiring diagrams.
  • Page 4: Adjust Fan Operation Switch

    The shape of the terminals permit insertion of straight or wraparound connections. See Fig. 8. Tighten the terminals. Fig. 8. CT2700 methods for wiring connection. Plug the hole in the wall with insulation to help prevent drafts from adversely affecting thermostat operation.
  • Page 5: Operate Your Thermostat

    End is displayed or the thermostat will automatically return to normal operational mode within five minutes. 2. Set WAKE Time Press Press to set desired WAKE time. CT2700 AN ELECTRONIC ROUND 3. Set WAKE Temperature 4. Set SLEEP Time 5. Set SLEEP Temperature Cooling Setpoint 6.
  • Page 6: Set Fan And System Switches

    See Fig. 11 for switch locations. SYSTEM SWITCH TEMPERATURE DISPLAY DECREASE SETTING Fig. 11. CT2700 time/temperature display and system/fan switches. Fan Switch The FAN switch settings are: ON: The fan runs continuously. Use for improved air circulation.
  • Page 7 °F or °C. Cannot change The upper or lower temperature setting temperature limits were reached. CT2700 AN ELECTRONIC ROUND TEMPORARY 3. Fahrenheit - Celsius Temperature 4. Clock Format Press Installer Setup. Upon exiting, the temperature setting will be at 52 F (11 C).
  • Page 8: Limited One-Year Warranty

    Plymouth, MN 55441-4437 This warranty does not cover removal of reinstallation costs. This warranty shall not apply if it is shown by Honeywell that the defect or malfunction was caused by damage which occurred while the product was in the possession of a consumer.