T874 MULTISTAGE THERMOSTATS AND Q674 SUBBASES
67 60-24858
R1319 191 Obsolete. Carrier part no. 42QH400083; used with
Q674B1281 on two speed fan applications. See OEM for
replacement.
R1327 120 Obsolete. Bor
g
-Warner multi-lo
g
o; part no.
6TH11702224A; used with Q674L1272; used in
Y594R1193.
Y594R1672a
R1335 106 Obsolete. BDP multi-lo
g
o; part no. HH641501; H2
anticipator factor
y
set 1.2A; used with Q674L1405; used
in Y594R1201.
Y594R1243a
R1343 133 Obsolete. Fedders multi-lo
g
o; part no.
THTX-120-HEHC 88-58-0056-001; used with
Q674L1413; used in Y594R1219.
Y594R1425aWirin
g
differences
(
old=new
)
:
K=E, C=X1, Z=L; remove
Y1-W1
j
umper.
R1350 113 Obsolete. Hone
y
well lo
g
o; used with Q674L1181. Y594R1243aWirin
g
differences
(
old=new
)
:
X1=X.
R1368 125 Obsolete. Coleman lo
g
o; part no. 3600-368; used with
Q674L1421; used in Y594R1235. Y594R1797a
R1376 115 Hone
y
well lo
g
o; °C scaleplate; used with Q674L1207. T874R1152
R1384 131,
135 Obsolete. Carrier Heat Pump S
y
stem Control lo
g
o; part
no. HH07AQ170; used with Q674L
(
HH93AZ187
)
,
Q674L
(
HH93AZ197
)
, or Q674L
(
HH93AZ198
)
.
Y594G1243aWirin
g
differences
(
old=new
)
:
C=X.
R1392 128 Obsolete. Williamson lo
g
o; used with Q674L1447; used
in Y594R1250. Y594R1425aWirin
g
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 lo
g
o; part no.
BAYSTAT339
(
WY28X0112
)
; °F/°C scaleplate; used
with Q674L1496; used in Y594R1284.
Y594R1763a
R1434 134 Ruud lo
g
o; part no. 41-20796-32; used with Q674L1504;
used in Y594R1649. Y594R1300a
R1442 134 Rheem lo
g
o; part no. 41-20796-28; used with
Q674L1504; used in Y594R1631. Y594R1300a
R1459 134 Obsolete. Hone
y
well lo
g
o; Rheem part no. 41-20796-
25; used with Q674L1504. Y594R1300a
R1467 108 Hone
y
well lo
g
o; used with Q674L1512; used in
Y594R1292. Y594R1292a
R1475 123 Hone
y
well lo
g
o; scale ran
g
e 42°F to 88°F; used with
Q674L1520; used in Y594R1300. Y594R1300a
R1483 130 Obsolete. Comfortmaker lo
g
o; °F/°C scaleplate; used
with Q674L1538 and C815A1005; used in Y594R1318. Y594R1763aWirin
g
differences
(
old=new
)
:
W1=W, E=X2, X=F, C=B.
R1491 137 Obsolete. Hone
y
well lo
g
o; TRADELINE model; used
with Q674L1553; used in Y594R1326. Y594R1615a
R1509 47 Obsolete. Slant/Fin lo
g
o; used with Q674B1042; used in
Y594R1334. Y594R1243aWirin
g
differences
(
old=new
)
:
W1=W2.
R1517 130 Obsolete. Arcoaire lo
g
o; part no. 150671; used with
Q674L1538 and C815A1005; used in Y594R1342. Y594R1763aWirin
g
differences
(
old=new
)
:
W1=W, E=X2, X=F, C=B.
R1525 113 Obsolete. Arcoaire lo
g
o; used with Q674L1181; used in
Y594R1359. Y594R1243aWirin
g
differences
(
old=new
)
:
X1=X.
R1541 67 Obsolete. Goettl lo
g
o; part no. 372071; used with
Q674B1349. Y594R1300a
R1558 134 Obsolete. Universal Parts lo
g
o; part no. 41-20796-45;
used with Q674L1504; used in Y594R1623. Y594R1300a
R1566 130 Obsolete. Hone
y
well lo
g
o; used with Q674L1538 and
C815A1005; used in Y594R1375. Y594R1763aWirin
g
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
aBoth the thermostat and subbase must be replaced.