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Honeywell T8602C Chronotherm IV Manual
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Honeywell T8602C Chronotherm IV Manual

Honeywell T8602C Chronotherm IV Manual

Electronic programmable thermostats
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Download this manual See also: Owner's Manual, Manual
APPLICATION
The Thermostats provide electronic programmable
control for 24 to 30 Vac heating and cooling systems.
® M E R C U R Y NOTICE
If this control 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 an old control.
INSTALLATION
When Installing this Product...
1.
Read these instructions carefully. Failure to follow
them could cause a hazardous condition.
2.
Check the ratings given in the instructions and on
the product to make sure the product is suitable for
your application.
3.
Installer must be a trained experienced service
technician.
4.
After installation is complete, check out product
operation as provided in these instructions.
A CAUTION
Electrical Shock Hazard.
Can cause personal shock or equipment
damage.
Disconnect power supply before beginning
installation.
Location
Install the thermostat about 5 ft. (1.5m) above the floor in
an area with good air circulation at average temperature.
® U.S. Registered Trademark
Copyright © 2003 Honeywell International Inc. •

Programmable Thermostats

Do not install the thermostat where it can be affected by:
— drafts, or dead spots behind doors and in corners.
— hot or cold air from ducts.
— radiant heat from sun or appliances.
— concealed pipes and chimneys.
— unheated (uncooled) areas such as an outside wall
Mounting Plate Installation
• A ll Rights Reserved
Honeywell
INSTALLATION INSTRUCTIONS
behind the thermostat.
1.
Position mounting plate on the wall.
2.
Use a level to make sure mounting plate is level.
Level for appearance only; the thermostat func­
tions correctly even when not level. See Fig. 2.
3.
Use a pencil to mark the two mounting holes. See
Fig. 1.
Fig. 1. Installing mounting plate.
1.
Remove mounting plate from the wall, and drill
3/16 in. holes in wall (if drywall) as marked. For
firmer material such as plaster or wood, drill
7/32 in. holes.
2.
Gently tap anchors (provided) into drilled holes
until flush with the wall.
3.
Reposition mounting plate over holes, pulling wires
through wiring opening.
4.
Loosely insert two mounting screws into holes.
5.
Tighten mounting screws.
Electronic
6 9 - 1 6 3 3 - 2

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Summary of Contents for Honeywell T8602C Chronotherm IV

  • Page 1: Programmable Thermostats

    Loosely insert two mounting screws into holes. an area with good air circulation at average temperature. Tighten mounting screws. ® U.S. Registered Trademark 6 9 - 1 6 3 3 - 2 Copyright © 2003 Honeywell International Inc. • • A ll Rights Reserved...
  • Page 2 ELECTRONIC PROGRAMMABLE THERMOSTATS LEVEL Table 1. Setting System On-Time. Fuel Switch Heating System DIP Switch Position Position Warm air 1 - On 2 - On furnace Hot water or 1-Off 2 - On high efficiency M1714A warm air furnace Fig. 2. Leveling mounting plate. Electric furnace 1 - On 2 - Off...
  • Page 3 ELECTRONIC PROGRAMMABLE THERMOSTATS Adjust Display Temperature (Select Models) 2-WIRE HEAT-ONLY (JUMPER INTACT) This thermostat can be adjusted to display degrees Fahrenheit (°F) or Celsius (°C). See Table 2 to set display preference. Table 2. Setting temperature display. Temperature Display DIP Switch Position Display °F 3 - On Display °C...
  • Page 4 ELECTRONIC PROGRAMMABLE THERMOSTATS 5-WIRE HEAT/COOL (JUMPER REMOVED) Fig. 8. Correct wiring technique. MOUNTING OVERLOAD PROTECTIO N AS REQUIR ED. Fig. 6. Typical hookup in five wire heat and cool (jumper removed) application. 3-WIRE COOL-ONLY (JUMPER INTACT) Fig. 9. Holding thermostat while installing. Mounting Thermostat on Mounting Plate Engage tabs at the top of thermostat and mounting plate.

  • Page 5: Installing Batteries

    ELECTRONIC PROGRAMMABLE THERMOSTATS ENGAGE TABS AT TOP OF PRESS LOWER EDGE THERMOSTAT AND MOUNTING PLATE. OF CASE TO LATCH. Fig. 11. Swinging cover open to check operation. Installing Batteries SWITCH M5782 IMPORTANT Batteries must be installed for programming and Fig. 13. Installing batteries. operation of the thermostat and heating/cooling system.
  • Page 6 ELECTRONIC PROGRAMMABLE THERMOSTATS SETTINGS Current Time/Day Cooling To set time, press and release the Set Clock/Day key. Press the Time keys until the current time shows. IMPORTANT To avoid possible compressor damage, do not To set day, press and release the Set Clock/Day key operate the cooling system when outside tem­...

  • Page 7: Troubleshooting Guide

    ELECTRONIC PROGRAMMABLE THERMOSTATS TROUBLESHOOTING GUIDE If... T h e n . Display does not come on. • Set the System switch to Off. Remove batteries. Insert batteries backward for at least five seconds to reset thermostat. Correctly replace batteries. Display should come on. •...
  • Page 8 ELECTRONIC PROGRAMMABLE THERMOSTATS Honeywell Automation and Control Solutions Honeywell International Inc. Honeywell Limited-Honeywell Limitée 1985 Douglas Drive North 35 Dynamic Drive Golden Valley, MN 55422 Scarborough, Ontario M1V 4Z9 Printed in U.S.A. on recycled paper containing at least 10% 6 9 - 1 6 3 3 -2 G .H .