T8611G Chronotherm
®
IV Deluxe
Programmable Heat Pump Thermostat
PRODUCT DATA
® U.S. Registered Trademark
Copyright © 1997 Honeywell Inc. • All Rights Reserved
APPLICATION
The T8611G Chronotherm® IV Deluxe Programmable Heat
Pump Thermostat provides electronic control of 24 Vac
single-zone heat pump systems.
FEATURES
•
Full seven-day program capability; different schedules
and temperature setpoints may be selected for
everyday to match the homeowner’s flexible schedule.
•
Copy key makes programming easier and faster for
the installer and homeowner.
•
Daylight Savings Time (DST) key for quick change in
and out of Daylight Savings Time.
•
Models available with programmable fan operation for
added homeowner comfort.
•
Easy temporary temperature setpoint changes for
current period, vacation hold (1 to 255 days) or
indefinite hold adds to the homeowner comfort and
energy savings.
•
Frequently used keys are located by the Liquid Crystal
Display (LCD) for quick and easy access to
information.
•
Attractive styling complements any decor to the
homeowner’s delight.
•
Back lighting the large display makes the LCD very
easy to read.
•
Models available with outdoor temperature sensor
capability for homeowner convenience. The sensor is
also more accurate than a thermometer.
•
Configurable features allows one model to be used to
replace many different models (less inventory, no
longer need to carry separate models to get these
features).
—
°
F or
°
C temperature display;
— automatic or manual changeover;
— adjustable heating cycle rate.
•
Minimum off time protects the equipment and extends
the equipment life.
•
Easy installation, setup and system test saves
installer time and increases productivity.
•
System test simplifies troubleshooting and saves time
by overriding the time delays.
•
Models available with defrost control for more efficient
heat pump operation.
•
Adaptive Intelligent Recovery® control brings the
room temperature to temperature setpoint at the
programmed time, maximizing comfort and energy
savings.
•
Setpoints are permanently held in memory (no
batteries used) and retained during power outages for
increased installer and homeowner convenience.
•
Universal Versaguard™ Thermostat guards available
for added security.
Contents
Application ........................................................................... 1
Features .............................................................................. 1
Specifications ......................................................................
2
Ordering Information ...........................................................
2
Installation ........................................................................... 3
Wiring .................................................................................. 4
Settings ...............................................................................
6
Installer Setup .....................................................................
7
Installer System Test ........................................................... 10
Thermostat Information ....................................................... 11
Programming ....................................................................... 12
Operation ............................................................................ 17
Troubleshooting Guide ........................................................ 19
Cross Reference ................................................................. 20
Wiring Diagrams .................................................................. 23
68-0165-1