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T874 MULTISTAGE THERMOSTATS AND Q674 SUBBASES
47 60-2485—8
A1200 51, 53 Obsolete. Carrier logo; part no. HH07AT164; °C
scaleplate; includes Allen wrench and screws to lock
cover; used with Q674B.
T874A1036
a
Set stage 1 heat anticipator for
total current draw of fan and
stage 1 heat primary;
replacement has °F
scaleplate.
A1226 44 Honeywell logo; Honeywell Canada TRADELINE model;
°C scaleplate; includes Allen wrench and screws to lock
cover.
T874A1036 Replacement has °F
scaleplate.
A1234 44 Obsolete. Friedrich Climate Master logo; heat anticipator
factory set 1.2A.
T874A1036
A1242 44 Obsolete
. Friedrich Climate Master logo. T874A1036
A1259 44 Obsolete. Wesco logo; heat anticipator set at 0.8A. T874A1036
A1267 59 Obsolete
. McQuay logo; used with Q674Q1004. T874A1036
A1275 44 Obsolete
. Lennox logo; part no. 13F0101; meets DoD
specifications.
T874A1176
A1283 75 McQuay Air Conditioning logo; part no. 03005047; used
with Q674C1132 and thermistor to display outdoor
temperature.
T874A1036 Replacement does not have
ability to display external
temperature or momentary
system switch position.
A1291 64 No logo; three-speed fan; one setpoint lever for heat and
cool setpoints; used with Q674Q1012; used in
Y594A1126.
T874A1036/
Q674B1075
a
Replacement has two levers
and 1 speed fan.
A1309 44 Obsolete
. Arcoaire Air Conditioning and Heating logo;
part no. AO2076; includes Allen wrench and screws to
lock cover.
T874A1036
A1317 44 Obsolete
. McQuay logo; part no. 60685301; no
scaleplate; used with Q674A-E,G.
T874A1036
A1325 75 Obsolete
. McQuay logo; part no. 60685401; no
scaleplate; used with Q674C1306 and outdoor
thermistor to display outdoor temperature.
T874A1036 Replacement does not have
ability to display external
temperature or momentary
system switch position.
A1341 44 Obsolete
. Trane logo; part no. THT-0577; meets DoD
specifications.
T874A1176
A1358 44 York-Miraco logo. T874A1036
A1366 51, 53 Obsolete
. BDP Multi-logo; part no. HH07AT182.
T874A1036
a
Set stage 1 heat anticipator for
total current draw of fan and
stage 1 heat primary.
A1374 44 American Standard logo; part no. ASYSTAT610; heat
anticipator factory set at 0.4A.
T874A1036
a
A1390 44 Obsolete. Climate Control logo; part no. 654958804; °F/
°C scaleplate.
T874A1036 Replacement has °F
scaleplate.
A1416 44 Obsolete
. Reznor logo; part no. 654758803; °F/°C
scaleplate.
T874A1036 Replacement has °F
scaleplate.
A1424 214 Obsolete
. Carrier Olympia Series Split System logo; part
no. HH07AT194; used with Q674B1455 (HH93AZ208).
See OEM for
replacement.
A1440 91 Obsolete
. Simplex System 2000 logo; heat anticipator
factory set at 1.2A; used with Q674G1005; used in
Y594A.
T874A1036
A1465 212 Honeywell Trol-A-Temp™ logo; Premier White® color;
heat anticipator factory set at 0.10A; used with
Q674E1379.
None See Trol-A-Temp for
replacement.
Table 8. T874 Cross Reference.
Model
Number
Fig.
No. Description
Trade Model
Replacement Remarks
a
Both the thermostat and subbase must be replaced.