T874 MULTISTAGE THERMOSTATS AND Q674 SUBBASES
60-2485—832
C1509 Fedders lo
o; used with Q672L1102 Y594R1425 Wirin
differences
old=new
: C=X,
K=E; remove Y-W1
umper.
C1517 Climatrol lo
o; used with Q672L1102 Y594R1425 Wirin
differences
old=new
: C=X,
K=E; remove Y-W1
umper.
C1525 S
uare D lo
o; no. HCD-2 T874C1018
C1533 Airtemp lo
o T874C1018
C1541 Airtemp lo
o; used with Q672L1102 Y594R1425 Wirin
differences
old=new
: C=X,
K=E; remove Y-W1
umper.
C1566 TRADELINE; Celsius scale T874C1018 Replacement has °F scaleplate.
C1574 Whalen special; used with Q672B1269 None
C1582 Lennox; meets DoD None
C1590 Sin
er; 8°F
4.4°C
differential between sta
e
1 and sta
e 2
T874C1125 Replacement has 2°F
1° C
differential between H1 and H2.
C1608 Sin
er lo
o; no. 02005784 8°F
4.4°C
differential
between sta
e 1 and sta
e 2
T874C1125 Replacement has 2°F
1°C
differential between H1 and H2.
C1616 Celsius scale; stop set at 23°C None Add 4074ECK ad
ustable stop.
C1624 Heat Wave lo
o; no. 0360-116 T874C1018
C1632 York lo
o; heat anticipator set at 0.2A T874C1018
C1640 Heat anticipator set at 0.4A T874C1018
C1665 Wesco lo
o; heat anticipator set at 0.8A T874C1018
C1673 Wards lo
o; used with Q672B1285, B1293 Gas s
stems:
T874C1018/
Q674B1034
Electric s
stems:
T874C1018/
Q674B1075
Ad
ust anticipator faster for correct
performance.
C1681 Lechauffa
e Urbain lo
o; Celsius scale T874C1018
C1699 Duotherm lo
o; used with Q672E1068 or
Q672F1000
T874C1018 See subbase description for
replacement information.
C1707 Si
ler lo
o; used with Q672N1027 None
C1715 Westin
house lo
o T874C1018
T872D
2-sta
e heat, 2-sta
e cool
D1003 Standard OEM T874D1165
D1011 TRADELINE T874D1165
D1029 Westin
house lo
o T874D1165
D1037 Climatrol lo
o T874D1165
D1045 Lennox lo
o; no. P-8-8897; used with Q672E1191. T874D1165
D1052 York lo
o T874D1165
D1060 Sin
er lo
o; no. 02005385 T874D1165
D1078 Rheem lo
o T874D1165
D1086 Rudd lo
o T874D1165
D1094 York lo
o; lockin
cover T874D1165
D1102 American Standard lo
o T874D1165
D1110 ITT lo
o T874D1165
D1128 Carrier lo
o T874D1165
D1136 No anticipator on sta
e 1 cool; used with
Q672C1029
T874D1165
Table 6. T872-T874 Thermostat Cross Reference.
Model Number Description
T874 Trade
Replacement
a
Remarks
a
When replacin
a T872 Thermostat and Q672 Subbase, alwa
s replace both the thermostat and the subbase.
