Bryant T874 Thermostat User Manual


 
T874 MULTISTAGE THERMOSTATS AND Q674 SUBBASES
29 60-24858
CROSS REFERENCE
The followin
g
section lists the current T874 Trade replace-
ments for T872 and T874 Multista
g
e Thermostats. It also lists
the Q674 Trade replacements for Q672 and Q674 Subbases.
All thermostats listed carr
y
the Hone
y
well lo
g
o unless
otherwise noted.
When usin
g
the Cross Reference Charts, refer to the followin
g
instructions:
1.
Locate and identif
y
the existin
g
thermostat and subbase
model.
2.
Refer to the
Model Number
column to find the model
that matches the existin
g
thermostat and subbase.
3.
The
Description
column identifies certain characteristics
of the existin
g
device.
4.
The
Trade Replacement
column identifies the correct
replacement device.
5.
The
Remarks
column lists an
y
characteristics or ad
j
ust-
ments to be made on the Trade replacement model.
6.
The
Fig. No.
column lists the wirin
g
hookup used for the
specific model number. The wirin
g
dia
g
rams follow the
Cross Reference section.
7.
Refer to the circuit illustration that corresponds with the
appropriate number. This fi
g
ure illustrates the internal
electric circuit for the desired model number.
Table 6. T872-T874 Thermostat Cross Reference.
Model Number Description
T874 Trade
Replacement
a
Remarks
T872A
1-sta
g
e heat, 1-sta
g
e cool
A1006 Standard OEM T874A1036
A1014 72-78°F
(
22-26°C
)
stop; lockin
g
cover; no
thermometer
T874A1010 Use T874A1176 for Dept. of
Defense
(
DoD
)
application.
A1022 Heat anticipator set at 0.45A T874A1036
A1030 0.4A heat anticipator settin
g
T874A1036
A1048 TRADELINE T874A1036
A1055 AAF lo
g
o; lockin
g
cover T874A1036
A1063 Climatrol lo
g
o T874A1036
A1071 Lennox lo
g
o; 0.5A heat anticipator settin
g
T874A1036
A1089 Melco lo
g
o T874A1036
A1097 Westin
g
house lo
g
o T874A1036
A1105 Amana lo
g
o; 1.2A heat anticipator settin
g
T874A1036
A1113 Trane lo
g
o T874A1036
A1121 Airtemp
(
Chr
y
sler
)
lo
g
o T874A1036
A1139 Sin
g
er lo
g
o; no. 02005384 T874A1036
A1147 American Standard lo
g
o T874A1036
A1154 Carrier lo
g
o and color; no. HH07AT074 T874A1036
A1162 General Electric lo
g
o; no. AY28X097 T874A1036
A1170 Sears lo
g
o; no. 4291441 T874A1036
A1188 Command-Aire lo
g
o T874A1036
A1196 Sin
g
er lo
g
o; Celsius scale; no. 02005521 T874A1036
A1204 Carteret lo
g
o T874A1036
A1212 General Electric; no. AY28X114; 72-78°F
(
22-26°C
)
stop
T874A1010 Use T874A1176 for Dept. of
Defense
(
DoD
)
application.
A1220 Sin
g
er lo
g
o; no. 050240-01 T874A1036
A1238 Celsius scale T874A1036
A1246 TRADELINE; lockin
g
cover and ad
j
ustable lockin
g
lever stops
T874A1150
A1253 Trane Comfort Corp T874A1036
A1261 TRADELINE; 72-78°F
(
22-26°C
)
stop; lockin
g
cover; no thermometer; meets DoD specs
T874A1176
a
When replacin
g
a T872 Thermostat and Q672 Subbase, alwa
y
s replace both the thermostat and the subbase.