Honeywell CHRONOTERM IV T8624D- User Manual
Honeywell CHRONOTERM IV T8624D– User Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.
Table of Contents:
- Page 2 – IV DELUXE ZONE MULTISTAGE THERMOSTAT; Loosely insert the mounting screws into the holes.; WIRING; CAUTION; IMPORTANT; Securely tighten each terminal screw.
- Page 3 – Fig. 3. Typical wiring diagram for T8624 on zone 1; Mounting Thermostat; Press lower edge of case to close and latch.
- Page 4 – Using Thermostat Keys; SETTINGS; System and Fan Settings
- Page 5 – Temperature Settings; Aux Ht; Set Program; INSTALLER SETUP
- Page 7 – Setting Current Day and Time
- Page 8 – Test
- Page 10 – THERMOSTAT INFORMATION; Symptom
X-XX UL
INSTALLATION INSTRUCTIONS
®U.S. Registered Trademark
Copyright © 1997 Honeywell Inc. • • All Rights Reserved
T8624D Chronotherm
®
IV
Deluxe Zone
Multistage Thermostat
APPLICATION
The T8624D Chronotherm® IV Deluxe ZoneMultistage
Thermostat provides electronic control of 24 Vac
multistage zoned heating and cooling system. Refer to
Table 1 for a general description of the thermostat.
The T8624 thermostat requires a common wire to
supply power.
Table 1. Description of T8624 Thermostats.
RECYCLING 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 the old thermostat.
INSTALLATION
When Installing this Product...
1. Read these instructions carefully. Failure to follow
the instructions can damage the product or 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 completing installation, use these instructions
to check out the product operation.
Location
Install the thermostat about 5 ft (1.5m) above the floor in
an area with good air circulation at average temperature.
See Fig. 1.
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
behind the thermostat.
Wallplate Installation
The thermostat can be mounted horizontally on the wall or
on a 2 in. x 4 in. wiring box. Position wallplate horizontally
on the wall or on a 2 in. x 4 in. wiring box.
Position and level the wallplate (for appearance
only). The thermostat will function properly even
when not level.
Model
Application
Powering Method
Changeover
System Selection
Fan Selection
T8624D
Zone 1 on MABS II or
TotalZone® system
Requires common wire
to power supply
Automatic or
manual
Heat-Off-Cool-Auto
On-Auto
69-1074
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Summary
69-1074 2 T8624D CHRONOTHERM ® IV DELUXE ZONE MULTISTAGE THERMOSTAT 5 FEET [1.5 METERS] YES NO NO NO M10106 Fig. 1. Typical location of thermostat. Fig. 2. Mounting the wallplate. Use a pencil to mark the mounting holes. See Fig. 2. Remove the wallplate from the wall and drill two3/16 inch holes in ...
69-1074 3 T8624D CHRONOTHERM ® IV DELUXE ZONE MULTISTAGE THERMOSTAT Fig. 3. Typical wiring diagram for T8624 on zone 1 TotalZone® control panel. Fig. 4. Typical wiring diagram for T8624D on zone 1 MABS II control panel. M4826 FOR WRAPAROUNDINSERTION STRIP7/16 IN. (11 MM). FOR STRAIGHTINSERTION STRIP...
69-1074 4 T8624D CHRONOTHERM ® IV DELUXE ZONE MULTISTAGE THERMOSTAT Fig. 7. T8624D key locations and descriptions. Cool: The thermostat controls the cooling.Auto: The thermostat automatically changes between heating and cooling operation, depending on theindoor temperature. Fan settings control the ...
