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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
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