Honeywell Heat/1Cool User Guide - Page 59

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57

GENERAL ELECTRIC

TYPICAL THERMOSTATS AND SUBBASES — CUSTOMER PART NUMBER

3AAT86B1A1

3AAT80A1A1

3AAT80B1A1

3AAT83F1B2

3AAT83E12A1

Common

A

Power

Compressor

1st Stage

Heat

Aux. Heat

Fan

C/O Valve

Heat

C/O Valve

Cool

System Monitor/

System Defrost

EM. Heat

Outdoor

Sensor

Outdoor

Thermostat

LED

Indication

2nd Stage

Compressor

T8011R1006

T8011R1014

Function

Existing

Terminals

T841A1555

Y594R1763

Y594G1161

T8611R1000

T8611G1004

T8411R1002

T8411R1028

T8511G1021

T8511G1047

T8611G2002

T8611G2028

PC8900/

W8900B1002

Electromechanical

Chronotherm

®

III

Electronic Replacement or Upgrade

A

Terminal X (C) must be connected to transformer common.

B

Tape off. Electric thermostat replaces outdoor reset with improved zero droop

performance.

C

Do not remove factory-installed jumper.

D

Optional CHECK LED on T8611G1004. See Fig. 26.

E

Configure O/B (select models) in Installer Setup.

M13180

F

Optional LED indication activated with completed circuit on X1 and

X2 terminals.

G

LED is energized when terminal is powered.

H

L terminal is powered continuously when thermostat is in Em. Ht. position.

I

When W2 is not used, configure W2 cycle rate to NC.

C

D

E

E

E

C

C

C

C

F

E

E

E

B

B

B

B

B

B

C

or

B

B

B

B

C

C

C

C

C

C

R

R

R

R

R

R

R

R

R

R

Y

Y

Y

Y1

Y1

or

Y

Y

Y1

Y

Y1

Y1/W1

–

–

–

–

W1

W1

W1

W1

W1

–

W1

or

W

W

W

W

W2

W2

W2

W2

W2

Aux.

G

G

G

G

G

G

G

G

G

G

–

–

–

–

B

B

B

or

O/B

B

B

or

O/B

O/B

O

O

O

O

O

O

O

or

O/B

O

O

or

O/B

O/B

F

F

F

F

L

L

L

L

L

L

B

–

–

–

–

–

–

–

–

–

T

T

T

T

W2

or

X2

X2

X2

X2

E

E

E

E

E

E

–

–

–

–

X1

X2

–

–

–

X1

X2

–

–

–

–

–

–

–

–

–

–

W2

I

G

H

G

H

G

G

H

G

I

G

Chronotherm

IV

Honeywell Heat/1Cool User Guide - Page 59

General Electric

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