Bryant Q674 Thermostat User Manual


 
T874 MULTISTAGE THERMOSTATS AND Q674 SUBBASES
60-2485836
G1208 Marvair lo
g
o; special for Crispaire; used with
Q672F1166, F1323.
Y594G1393
G1216 Janitrol lo
g
o; no. 26G05; sta
g
e 2 heat anticipator
set at 1.2A; used with Q672F1117.
Y594G1252 Wirin
g
differences
(
old=new
)
: C=X.
G1224 TRADELINE; ad
j
ustable anticipator sta
g
e 2 heat;
fixed anticipator sta
g
e 1 heat and cool;
chan
g
eover in cool; used with Q672F1208.
Y594G1419
G1232 Heat Wave
(
Southwest Mf
g
.
)
lo
g
o; sta
g
e 2 heat
anticipator set at 1.2A; used with Q672F1224.
G1240 Lennox; fast c
y
cle anticipator sta
g
e 2 heat; used
with Q672F1240.
None
G1257 Carrier lo
g
o; no. HH07AT073; used with
Q672L1169
(
HH93AZ071
)
.
None
G1265 Addison lo
g
o; used with Q672F1265. Y594G1252 Wirin
g
differences
(
old=new
)
: C=X.
G1273 Carrier lo
g
o;
(
DoD model
)
; 68°F
(
20°C
)
maximum
heatin
g
; 78°F
(
26°C
)
minimum coolin
g
; used with
Q672L1052, J1054
See subbase description for
replacement information.
G1281 Wesco lo
g
o; used with Q672F1265. Y594G1252 Wirin
g
differences
(
old=new
)
: C=X.
G1299 York lo
g
o; 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; sta
g
e 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 Wirin
g
differences
(
old=new
)
:
X=X1, L=X2, W=E; Y1-W1 and Y2-
W2
j
umpers re
q
uired.
G1356 Westin
g
house; used with Q672L1219. T874D1165/
Q674F1022
Wirin
g
differences
(
old=new
)
:
X=X1, L=X2, W=E; Y1-W1 and Y2-
W2
j
umpers re
q
uired.
G1364 York; used with Q672D1077. None
G1372 Tappan/Janitrol lo
g
o; no. B-13708-521;
used with Q672F1117.
Y594G1252 Wirin
g
differences
(
old=new
)
: C=X.
G1398 York lo
g
o; no. 025-21454C; used with Q672J1021. Y594G1567
T872H
Heat pump model; 1 sta
g
e heat,
1 sta
g
e cool, 1 sta
g
e chan
g
eover.
H1009 Command-Aire lo
g
o; fixed anticipator sta
g
e 1 heat
and cool; chan
g
eover with coolin
g
; used with
Q672C1086.
Y594H1012
H1017 Friedrich lo
g
o. Y594H1012
H1025 Friedrich lo
g
o; Celsius. Y594H1012
T872M 1 sta
g
e heat, 1 sta
g
e cool with sta
g
e 2 heat factor
y
set at 60°F
(
16°C
)
.
M1003 Standard OEM; used with Q672D and external
switchin
g
means.
T874C1125 T874C1125 has 12°F
(
6.7°C
)
differential between sta
g
e 1 and
sta
g
e 2 heat.
T872N Heat pump model; 2-sta
g
e heat, 1-sta
g
e cool plus
chan
g
eover, chan
g
eover in heat mode.
N1002 None
Table 6. T872-T874 Thermostat Cross Reference.
Model Number Description
T874 Trade
Replacement
a
Remarks
a
When replacin
g
a T872 Thermostat and Q672 Subbase, alwa
y
s replace both the thermostat and the subbase.