Always test for proper operation after installation (see pages ).
beginning installation. . If wiring to a heat pump, use a small piece of Wiring diagrams. application (see page 11).
• Always test for proper operation after installation (see pages ). beginning installation.
MERCURY . heat relay.
Wiring diagram. View and Download Honeywell PRO THD installation manual online. PRO THD Non-programmable Digital Thermostat Wiring diagram Power.
Always test for proper operation after installation (see pages ). beginning installation.
. If wiring to a heat pump, use a small piece of Wiring diagrams. View and Download Honeywell PRO THD installation manual online.
PRO THD Non-programmable Digital Thermostat Wiring diagram Power.5 Wire Honeywell Thermostat Wiring. Some programmable thermostats (e.g.
Honeywell Prestige wiring requirements) need a minimum of 5 wires, and maybe more depending on what features you want to operate (humidifier, etc). Wiring Keep wires in this shaded area 1 Loosen screw terminals, insert wires into terminal block, then re- tighten screws. 2 Push excess wire back into the wall opening.
Page 7: Wiring Diagrams PRO THD Non-programmable Digital Thermostat Wiring diagram Power supply. Honeywell THD – Pro Non-Programmable, 2H/1C, Standard Display Thermostat – Note: This product is for use with heat pumps ONLY.
The PRO series provides non-programmable thermostats for 24 Vac conventional and heat pump systems or mV heating systems. Features Non-programmable digital thermostat.
Backlit digital display – both current. THD/U.
PRO Non-programmable Digital Thermostat. This product is not for sale on this site. It may or may not be available on schematron.org Find Equivalent or Replacement Products.
Honeywell International Inc. Wiring diagram. Installation Guide 6 AC Power The thermostat can be powered by 24 VAC power,or by batteries.
To wire the thermostat for AC power, connect the common side of the transformer to the “C”terminal as shown at left. Connect common Honeywell International Inc.Honeywell THD ManualsHoneywell THD Heat Pump Non Programmable Thermostat Two Stage Heat One Stage Cool