Honeywell T874 - Page 36

T874 MULTISTAGE THERMOSTATS AND Q674 SUBBASES
60-2485—8 36
G1208 Marvair logo; special for Crispaire; used with
Q672F1166, F1323.
Y594G1393
G1216 Janitrol logo; no. 26G05; stage 2 heat anticipator
set at 1.2A; used with Q672F1117.
Y594G1252 Wiring differences (old=new): C=X.
G1224 TRADELINE; adjustable anticipator stage 2 heat;
fixed anticipator stage 1 heat and cool;
changeover in cool; used with Q672F1208.
Y594G1419
G1232 Heat Wave (Southwest Mfg.) logo; stage 2 heat
anticipator set at 1.2A; used with Q672F1224.
G1240 Lennox; fast cycle anticipator stage 2 heat; used
with Q672F1240.
None
G1257 Carrier logo; no. HH07AT073; used with
Q672L1169 (HH93AZ071).
None
G1265 Addison logo; used with Q672F1265. Y594G1252 Wiring differences (old=new): C=X.
G1273 Carrier logo; (DoD model); 68°F (20°C) maximum
heating; 78°F (26°C) minimum cooling; used with
Q672L1052, J1054
See subbase description for
replacement information.
G1281 Wesco logo; used with Q672F1265. Y594G1252 Wiring differences (old=new): C=X.
G1299 York logo; meets DoD specs; used with
Q672L1177.
Y594G1567
G1307 Carrier; no. 38EQ1900; Celsius; used with
Q672J1054, L1052.
See subbase description for
replacement information.
G1315 Luxaire special; stage 2 heat anticipator set to
1.2A; used with Q672F1281.
Y594G1252
G1323 Lennox special; used with Q672L1201 and
C815A1013.
None
G1331 York; used with Q672J1021. Y594G1567 Wiring differences (old=new):
X=X1, L=X2, W=E; Y1-W1 and Y2-
W2 jumpers required.
G1356 Westinghouse; used with Q672L1219. T874D1165/
Q674F1022
Wiring differences (old=new):
X=X1, L=X2, W=E; Y1-W1 and Y2-
W2 jumpers required.
G1364 York; used with Q672D1077. None
G1372 Tappan/Janitrol logo; no. B-13708-521;
used with Q672F1117.
Y594G1252 Wiring differences (old=new): C=X.
G1398 York logo; no. 025-21454C; used with Q672J1021. Y594G1567
T872H Heat pump model; 1 stage heat,
1 stage cool, 1 stage changeover.
H1009 Command-Aire logo; fixed anticipator stage 1 heat
and cool; changeover with cooling; used with
Q672C1086.
Y594H1012
H1017 Friedrich logo. Y594H1012
H1025 Friedrich logo; Celsius. Y594H1012
T872M 1 stage heat, 1 stage cool with stage 2 heat factory
set at 60°F (16°C).
M1003 Standard OEM; used with Q672D and external
switching means.
T874C1125 T874C1125 has 12°F (6.7°C)
differential between stage 1 and
stage 2 heat.
T872N Heat pump model; 2-stage heat, 1-stage cool plus
changeover, changeover in heat mode.
N1002 None
Table 6. T872-T874 Thermostat Cross Reference.
Model Number Description
T874 Trade
Replacement
a
Remarks
a
When replacing a T872 Thermostat and Q672 Subbase, always replace both the thermostat and the subbase.