In article 997319c4-5d60-4d00-9bc3-1fbb8465c8a4
@d28g2000yqf.googlegroups.com,
wrote:
Existing Thermostat:
White Rodgers LR27935 (Type 1F56-444).
What additional information is needed in order to select an
appropriate programmable thermostat to replace this one?
If you plug "1F56-444" into the White-Rodgers cross reference guide
he
http://www.emersonclimate.com/en-
us/brands/white_rodgers/pages/white_rodgers.aspx
it gives back this:
Quote:
Description of Suggested Replacement:
Single Stage Universal (1H/1C, or 1H, or 1C) Horizontal Setpoint
Thermostat, 24 Volts, Snap Action Contact, System Switch-Heat, Off,
Cool, Fan Switch-Auto, On, Profile-Horizontal, can be used on 3 wire
zone valve and 750mV applications, Includes Heat/Cool only Terminal
Wallplate, Range 50-90° F, Terminals-RC,RH,W,Y,G,O,B,A. (MERCURY FREE)
Suggested Upgrades:
Premium 7 Day Programmable: 1F97-1277
Premium 5+1+1 Day Programmable: 1F97-1277
Premium Non-Programmable: 1F97-1277
Standard 7 Day Programmable: 1F87-361
Standard Non-Programmable: 1F86-344
Economy 5+2 Day Programmable: 1F78-151
Economy Non-Programmable: 1F78-144
|
Basically, any single-stage 24 VAC programmable thermostat will work.
These are very common and widely available. I like the White-Rodgers and
Honeywell brands. Note that the White-Rodgers brand has started to be
marketed under the "Emerson Climate" name, their parent company.
--
Seth Goodman