Honeywell T8112D User Manual
PRODUCT DATA
® U.S. Registered Trademark
Copyright © 1998 Honeywell Inc. • All Rights Reserved
Copyright © 1998 Honeywell Inc. • All Rights Reserved
T8112D
Programmable Thermostat
GENERAL
The T8112D Programmable Thermostat provides energy
savings for single-stage heating and cooling applications
while providing reliable, precise temperature control.
savings for single-stage heating and cooling applications
while providing reliable, precise temperature control.
FEATURES
•
HEAT-OFF-COOL System switch.
•
AUTO-ON Fan switch.
•
Separate programs for weekdays and weekends
(5 day/2 day).
(5 day/2 day).
•
Digital LCD display.
•
Easy to program and install.
•
Precise temperature control.
•
Four daily energy saving programs.
•
Compatible with most 24 Vac standing pilot, gas
electronic ignition, oil or central electric systems.
electronic ignition, oil or central electric systems.
•
Requires two AA alkaline batteries.
•
LCD flashes
bAt Lo indicating low battery power.
•
Isolated heating/cooling circuits.
Contents
General ............................................................................... 1
Features ..............................................................................
Features ..............................................................................
1
Specifications ......................................................................
2
Ordering Information ...........................................................
2
Installation ........................................................................... 3
Programming the Thermostat .............................................
Programming the Thermostat .............................................
6
Checkout and Settings ........................................................
7
Troubleshooting ................................................................... 8
68-0206