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11
68-0076—1
TABLE 3—T8611 GUIDE FOR REPLACING POPULAR T874 AND T872 THERMOSTATS,
BY EQUIPMENT MANUFACTURER (Continued).
(NOTE: Also see form 70-6627, Heat Pump Thermostat Cross Reference Guide, for wiring hookup illustrations.)
Thermostat (Subbase Included)
Auto
Manual
Changeover
Changeover
Weekday,
Weekday,
Sat, Sun
Sat, Sun
Auto
T8611G1004
T8611R1000
Changeover
T8611G1012 (
°
C) T8611R1042 (
°
C)
7-day
T8611G1103
T8611R1141
T8611M7008
(Premier White) (Premier White) T8611M7040
c
Thermostat Subbase Thermostat Subbase
(also see form 68-0057, Specifications)
T874
Q674
T872
Q672
Comments
Wesco/Addison
•
•
•
G1287
F1253
Equipment terminal C1 to ther-
mostat C, W1 to Y (W1 + Y1),
•
•
•
R1012
B1109
R1016
B1103
Y1 to 0. Common to thermostat
•
•
•
G1265
F1265
direct from control transformer.
•
•
•
G1281
Westinghouse
•
•
•
G1048
F1121
G1034
F1141
•
•
•
F1246
F1091
•
•
•
F1279
F1257
•
•
•
J1019
J1013
•
•
•
J1050
J1062
•
•
•
R1103
L1108
R1149
L1110
•
•
•
L1173
L1128
•
•
•
L1151
•
na
na
na
na
Separate first stage heat/cool
ter-
minals required.
•
D1108
L1223
G1356
L1219
2-speed heat pump; optional
check LED; L = X1, jump
X2 to C.
White Rodgers
•
•
•
na
na
na
na
1F58-910/S28 series.
Williamson
•
•
•
R1236
L1348
na
na
•
•
•
N1008
F1196
na
na
Changeover on heat; W1 = B.
York/Borg Warner
•
•
a
•
G1170
J1027
G1042
J1021
Optional check LED; X = X1,
•
•
•
G1295
F1311
G1299
L1177
jump X2 to C; equipment ter-
•
•
•
G1345
L1363
G1331
D1077
minal B to thermostat C,
•
•
•
G1402
D1032
G1364
W to W2, H to B, T not re-
quired.
•
•
•
G1410
G1398
•
•
•
G1428
•
•
•
G1436
•
•
•
R1046
L1017
R1032
L1011
•
•
•
R1169
L1330
•
•
•
R1251
L1272
Zone Aire
•
•
•
N1040
F1261
Changeover on heat;
•
•
•
R1350
L1181
W1 = B.
a
No CHECK LED.
b
Dual transformer requires conversion to single transformer.
c
Model includes separate sensor for remote temperature sensing.
T8611M
SELECTION/APPLICATION