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Honeywell CHRONOTHERM III T8611M User Manual

Page 9

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9

68-0076—1

(continued)

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

Honeywell (continued)

N1016

F1220

N1002

F1133

Changeover on heat; equip-

N1040

F1261

N1028

F1216

ment terminal C to thermostat

R1004

B1042

R1008

B1046

Y, W1 to B, K to E.

B1109

R1057

L1037

R1152

L1207

R1198

L1227

R1285

L1157

R1350

L1181

Janitrol/Tappan

G1147

F1139

G1109

F1117

Equipment terminal C to
thermostat C.

Lennox

NOTE: Rewire for single 75

VA

transformer if two-transformer
system.

G1014

F1113

G1026

F1067

G1022

E1148

G1125

E1019

°

C

G1162

G1091

DoD specs—use guard.

G1154

F1105

G1323

L1201

R1024

B1160

R1040

B1202

R1178

L1355

L1165

C1148

L1165

D1207

L1199

Two-speed unit; optional check

L1389

LED; thermistor A not used.

Ter-

minal Conversion

Guide:

Lennox Standard

Transformer

Common

X

C

Transformer

Power

VR (in)

R

V (out)

Compressor

M

Y

M2

Y2

Aux. Heating

Y

W2

Fan

F

G

Changeover

R

O

System Monitor

L

L,X1,X2

Em.Heat (cycling)

E

E

Thermistor

A

T (not

required)

a

No CHECK LED.

b

Dual transformer requires conversion to single transformer.

c

Model includes separate sensor for remote temperature sensing.

T8611M

SELECTION/APPLICATION