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T874 MULTISTAGE THERMOSTATS AND Q674 SUBBASES
60-2485—854
D1470 44 Obsolete. York lo
g
o; part no. 2TH04701624A; includes
Allen wrench and screws to lock cover; °C scaleplate.
T874D1165 Replacement has °F
scaleplate.
D1488 44 Obsolete
. Risco special. T874D1165
D1496 44 Obsolete
. Bor
g
Warner multi-lo
g
o; part no.
6TH04701524A; includes Allen wrench and screws to
lock cover.
T874D1165
D1504 82 York lo
g
o; part no. 025-23321-000; °C scaleplate; used
with Q674E1007; used in Y594D1180.
T874D1165 Replacement has °F
scaleplate.
D1512 44 Hone
y
well lo
g
o; Heil Quaker part no. HQ712002HW. T874D1165
D1520 44 Obsolete
. Bard lo
g
o; ad
j
ustable lever stops set 68°F
(
max. heat
)
and 78°F
(
min. cool
)
.
T874D1165
D1538 44 Obsolete
. McQua
y
lo
g
o; part no. 02005937. T874D1165
D1553 44 Obsolete
. Climate Control special; part no. 02005944;
°C scaleplate; 6°C differential between H1 and H2; 3°C
differential between C1 and C2.
T874D1165 Replacement has 2°F
differential between H1 and
H2; 2°F differential between
C1 and C2; replacement has
°F scaleplate.
D1561 44 Obsolete
. General Electric lo
g
o; used with Q674 A-G. T874D1165
D1587 44 Obsolete
. Stiles Four Seasons lo
g
o. T874D1165
D1595 139 Obsolete. Nepco lo
g
o; used with Q674F1394. T874D1165/
Q674B1018
a
Replacement has HEAT-OFF-
COOL s
y
stem switchin
g
; no
LEDs.
D1603 44 Obsolete
. Arcoaire lo
g
o. T874D1165
D1611 44 Obsolete. No lo
g
o; Friedrich part no. AT5411; °F/°C
scaleplate.
T874D1165 Replacement has °F
scaleplate.
D1629 82 Obsolete
. Reznor lo
g
o; °F/°C scaleplate; used with
Q674E1007; used in Y594D1248.
T874D1165 Replacement has °F
scaleplate.
D1678 44 Obsolete
. Hone
y
well lo
g
o; Saudi O
g
er special; °C
scaleplate; one setpoint lever; used with Q674A-K.
T874D1165 Replacement has °F
scaleplate; separate heatin
g
and coolin
g
setpoint levers.
D1686 98 Obsolete
. McQua
y
lo
g
o; part no. 60685501; 8°F
(
4.4°C
)
differential between H1 and H2; 6°F
(
3.3°C
)
differential
between C1 and C2; used with Q674E1312.
T874D1165 Replacement has 2°F
differential between H1 and
H2; 2°F differential between
C1 and C2.
D1694 202 Obsolete
. McQua
y
lo
g
o; part no. 60685201; used with
Q674G1120.
See OEM for
replacement.
D1702 44 Obsolete
. McQua
y
lo
g
o; part no. 60685101. T874D1165
D1710 44 Trane lo
g
o. T874D1165
D1728 44 York-Miraco lo
g
o. T874D1165
D1744 44 American Standard lo
g
o; heat anticipator factor
y
set at
0.4A.
T874D1165
D1751 44 Obsolete
. Goettl lo
g
o; part no. 372080; ran
g
e stops set
at 68°F
(
max. heatin
g)
and 78°F
(
min. coolin
g)
.
T874D1165
D1769 82 Obsolete. Arcoaire lo
g
o; part no. 1506753; °F/°C
scaleplate; used with Q674E1346; used in Y594D1297.
T874D1165 Replacement has °F
scaleplate.
D1777 44 Obsolete
. Climate Control lo
g
o; part no. 65495806; °F/
°C scaleplate.
T874D1165 Replacement has °F
scaleplate.
D1785 82 Obsolete
. Comfortmaker lo
g
o; part no. 1505753; °F/°C
scaleplate; used with Q674E1346; used in Y594D1305.
T874D1165 Replacement has °F
scaleplate.
D1793 44 Obsolete
. McQua
y
lo
g
o; part no. 65495805; °F/°C
scaleplate.
T874D1165 Replacement has °F
scaleplate.
Table 8. T874 Cross Reference.
Model
Number
Fig.
No. Description
Trade Model
Replacement Remarks
a
Both the thermostat and subbase must be replaced.