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T874 MULTISTAGE THERMOSTATS AND Q674 SUBBASES
67 60-2485—8
R1319 191 Obsolete. Carrier part no. 42QH400083; used with
Q674B1281 on two speed fan applications.
See OEM for
replacement.
R1327 120 Obsolete
. Borg-Warner multi-logo; part no.
6TH11702224A; used with Q674L1272; used in
Y594R1193.
Y594R1672
a
R1335 106 Obsolete. BDP multi-logo; part no. HH641501; H2
anticipator factory set 1.2A; used with Q674L1405; used
in Y594R1201.
Y594R1243
a
R1343 133 Obsolete. Fedders multi-logo; part no.
THTX-120-HEHC 88-58-0056-001; used with
Q674L1413; used in Y594R1219.
Y594R1425
a
Wiring differences (old=new):
K=E, C=X1, Z=L; remove
Y1-W1 jumper.
R1350 113 Obsolete. Honeywell logo; used with Q674L1181.
Y594R1243
a
Wiring differences (old=new):
X1=X.
R1368 125 Obsolete
. Coleman logo; part no. 3600-368; used with
Q674L1421; used in Y594R1235.
Y594R1797
a
R1376 115 Honeywell logo; °C scaleplate; used with Q674L1207. T874R1152
R1384 131,
135
Obsolete
. Carrier Heat Pump System Control logo; part
no. HH07AQ170; used with Q674L (HH93AZ187),
Q674L (HH93AZ197), or Q674L (HH93AZ198).
Y594G1243
a
Wiring differences (old=new):
C=X.
R1392 128 Obsolete. Williamson logo; used with Q674L1447; used
in Y594R1250.
Y594R1425
a
Wiring differences (old=new):
A=L.
R1400 113 Obsolete
. LSI part no. 104710001; used with
Q674L1181, L1462.
See subbase description for
replacement information.
R1426 136 Obsolete
. Trane Weathertron Heat Pump logo; part no.
BAYSTAT339 (WY28X0112); °F/°C scaleplate; used
with Q674L1496; used in Y594R1284.
Y594R1763
a
R1434 134 Ruud logo; part no. 41-20796-32; used with Q674L1504;
used in Y594R1649.
Y594R1300
a
R1442 134 Rheem logo; part no. 41-20796-28; used with
Q674L1504; used in Y594R1631.
Y594R1300
a
R1459 134 Obsolete. Honeywell logo; Rheem part no. 41-20796-25;
used with Q674L1504.
Y594R1300
a
R1467 108 Honeywell logo; used with Q674L1512; used in
Y594R1292.
Y594R1292
a
R1475 123 Honeywell logo; scale range 42°F to 88°F; used with
Q674L1520; used in Y594R1300.
Y594R1300
a
R1483 130 Obsolete. Comfortmaker logo; °F/°C scaleplate; used
with Q674L1538 and C815A1005; used in Y594R1318.
Y594R1763
a
Wiring differences (old=new):
W1=W, E=X2, X=F, C=B.
R1491 137 Obsolete
. Honeywell logo; TRADELINE model; used
with Q674L1553; used in Y594R1326.
Y594R1615
a
R1509 47 Obsolete. Slant/Fin logo; used with Q674B1042; used in
Y594R1334.
Y594R1243
a
Wiring differences (old=new):
W1=W2.
R1517 130 Obsolete
. Arcoaire logo; part no. 150671; used with
Q674L1538 and C815A1005; used in Y594R1342.
Y594R1763
a
Wiring differences (old=new):
W1=W, E=X2, X=F, C=B.
R1525 113 Obsolete
. Arcoaire logo; used with Q674L1181; used in
Y594R1359.
Y594R1243
a
Wiring differences (old=new):
X1=X.
R1541 67 Obsolete
. Goettl logo; part no. 372071; used with
Q674B1349.
Y594R1300
a
R1558 134 Obsolete. Universal Parts logo; part no. 41-20796-45;
used with Q674L1504; used in Y594R1623.
Y594R1300
a
R1566 130 Obsolete. Honeywell logo; used with Q674L1538 and
C815A1005; used in Y594R1375.
Y594R1763
a
Wiring differences (old=new):
W1=W, E=X2, X=F, C=B.
Table 8. T874 Cross Reference.
Model
Number
Fig.
No. Description
Trade Model
Replacement Remarks
a
Both the thermostat and subbase must be replaced.