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Honeywell T8665A Installation Instructions Manual

Honeywell chronotherm iv deluxe programmable wireless thermostat installation instructions.
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T8665A Chronotherm
IV
®
Deluxe Programmable
Wireless Thermostat
INSTALLATION INSTRUCTIONS
APPLICATION
The T8665 Chronotherm® IV Wireless Thermostat
Module. Refer to Table 1 for a general description of the
provides electronic control of 24 Vac heating and cooling
thermostat. The T8665A Thermostats are battery-
systems. It must be used with a W8665 Receiver
powered.
Table 1. T8665A Thermostat Description.
T8665
System
Changeover
System Selection
Fan Selection
Comments
A
Heat-Cool
Automatic
Heat-Off-Cool-Auto
On-Auto
System and fan
selections are entered at
keyboard.
Location
MERCURY NOTICE
Install the thermostat about 5 ft (1.5m) above the floor in
an area with good air circulation at average temperature.
If this control is replacing a control that contains
See Fig. 1.
mercury in a sealed tube, do not place your old
control in the trash.
Do not install the thermostat where it can be affected by:
— drafts, or dead spots behind doors and in corners.
Contact your local waste management authority
— hot or cold air from ducts.
for instructions regarding recycling and the
— radiant heat from sun or appliances.
proper disposal of the old thermostat.
— concealed pipes and chimneys.
— unheated (uncooled) areas such as an outside wall
INSTALLATION
behind the thermostat.
Accessory Required (Not Included)
The thermostat can be mounted horizontally on the wall.
Select one of the receiver modules for your application:
— W8665A Receiver Module (RM) for single zone
1. Position and level the wallplate (for appearance
applications.
only). The thermostat functions correctly even
— W8665E RF Zone™ Panel for up to three zones.
when not level.
2. Use a pencil to mark the mounting holes. See Fig.
When Installing this Product...
2.
3. Remove the wallplate from the wall and drill two
1. Read these instructions carefully. Failure to follow
3/16 in. holes in the wall (if drywall) as marked. For
the instructions can damage the product or cause
firmer material such as plaster, drill two 7/32 in.
a hazardous condition.
holes.
2. Check the ratings given in the instructions and on
4. Gently tap anchors (provided) into the drilled holes
the product to make sure the product is suitable for
until flush with the wall.
your application.
5. Position the wallplate over the holes.
3. Installer must be a trained, experienced service
6. Loosely insert the mounting screws into the holes.
technician.
7. Tighten the mounting screws.
4. After completing installation, use these instructions
to check out the product operation.
® U.S. Registered Trademark
Copyright © 2002 Honeywell •
• All Rights Reserved
69-1535-3

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   Summary of Contents for Honeywell T8665A

  • Page 1: Wallplate Installation

    ® U.S. Registered Trademark Copyright © 2002 Honeywell • T8665A Chronotherm Deluxe Programmable Wireless Thermostat Module. Refer to Table 1 for a general description of the thermostat. The T8665A Thermostats are battery- powered. Table 1. T8665A Thermostat Description. System Selection Heat-Off-Cool-Auto Location Install the thermostat about 5 ft (1.5m) above the floor in...

  • Page 2

    T8665A CHRONOTHERM® IV DELUXE PROGRAMMABLE WIRELESS THERMOSTAT 5 FEET [1.5 METERS] Fig. 1. Typical thermostat location. WALL ANCHORS (2) Fig. 2. Mounting the wallplate. 69-1535-3 Mounting Thermostat 1. Engage tabs at the top of the thermostat and wall- 2. Press lower edge of case to close and latch.

  • Page 3

    DAY TO ANOTHER DAY Setting up T8665A to Send Signal to W8665A,E Receiver Module The T8665A Thermostat must be set up to send signals to the W8665 Receiver Module. Use the W8665A Receiver for single-zone applications. Use the W8665E RF Zone™ Panel for up to three T8665A Thermostats for multizone applications.

  • Page 4

    T8665A CHRONOTHERM® IV DELUXE PROGRAMMABLE WIRELESS THERMOSTAT 5. Attach the zone number stickers, included with the thermostat, onto the thermostat case on the inside of the thermostat cover. See Fig. 5. Place one label inside each thermostat door. Fig. 5. Zone stickers included with T8665A Thermostat.

  • Page 5: Installer Setup

    T8665A CHRONOTHERM® IV DELUXE PROGRAMMABLE WIRELESS THERMOSTAT INSTALLER SETUP NOTE: For most applications, the thermostat factory- settings do not need to be changed. Review the factory default settings in Table 3 and, if no changes are necessary, go to the Installer Self- Test section.

  • Page 6

    T8665A CHRONOTHERM® IV DELUXE PROGRAMMABLE WIRELESS THERMOSTAT Installer Setup Number (Press Time key to Select change) Not used Fan operation Not used Heating cycle rate Not used 5 thru 11 System setting adjustment Adaptive Intelligent Recovery™ control Degree temperature display...

  • Page 7

    T8665A CHRONOTHERM® IV DELUXE PROGRAMMABLE WIRELESS THERMOSTAT Table 3. Thermostat Installer Setup Options. (Continued) Temperature range stops in heating Temperature range stops in cooling Not used Temperature display adjustment Furnace air filter timer (pushbutton System keys) Humidifier pad monitor Ultraviolet air...

  • Page 8: Setting Current Day And Time

    T8665A CHRONOTHERM® IV DELUXE PROGRAMMABLE WIRELESS THERMOSTAT Setting Current Day and Time 1. Press Set Current Day/Time. NOTE: On initial powerup or after an extended power loss, 1:00 pm flashes on the display until a key is pressed. Time Set Program...

  • Page 9: Installer System Test

    T8665A CHRONOTHERM® IV DELUXE PROGRAMMABLE WIRELESS THERMOSTAT INSTALLER SYSTEM TEST Use the Installer System Test to check the thermostat operation. Refer to Table 4 for a list of the available Installer System Tests. CAUTION Equipment Damage Hazard. Compressor damage can result if compressor is cycled too quickly.

  • Page 10: Thermostat Information

    T8665A CHRONOTHERM® IV DELUXE PROGRAMMABLE WIRELESS THERMOSTAT Thermostat Information 1. Press the Time key to access the thermostat infor- mation. 2. Press the increase key to display the produc- tion date code. The first two large digits are the month and the third digit is the last digit of the year (example: 027=February 1997).

  • Page 11: Troubleshooting Guide

    • Troubleshoot the heating equipment. • Raise heating setpoint above room temperature. • Check if the W8665 is set up to receive signals from this thermostat. — Set up W8665 to receive signals. Wait up to five minutes for the system to respond.

  • Page 12

    T8665A CHRONOTHERM® IV DELUXE PROGRAMMABLE WIRELESS THERMOSTAT FCCID: CFS8DL5800STAT CANADA: 1748A12111 This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) This device must accept any interference received, including interference that may cause undesired operation.

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