Carrier 33CS450-01 Owner's Manual download pdf (Page 14)

Carrier

Y1

G

R

C

MISC2

CK1

CKGND

W1/O/B

MISC1

RS+5

RS1

RSGND

W2

6 Conductor 18 gauge

unshielded cable from the

thermostat to the equipment.

24 vac return

Fan relay

Compressor relay

1st stage heat circuit

W1

W2

G

R

C

Y1

RS2

6 Wire, 1 Stage Cooling, 1 Stage Heat

24 vac common

2nd stage heat circuit

MISC3

HP

GAS

B

O

ELEC

GAS

(FAN)

Residential & Commercial 1 Stage Cooling,

with 1st Stage Gas Heat

Commercial Heat Pump 1 Stage Cooling

with 2 Stage Heat

OR

5

CK1

CKGND

ECON

W3

PROG

HUM

DEHUM

MISC3 MISC2 MISC1

Y2

(MISC1

ONLY)

HP

GAS

B

O

ELEC

GAS

(FAN)

W1

Y1

G

R

C

MISC2

W2

MISC1

RS2

MISC3

RSGND

RS+5

INSTALL HUMIDITY

MODULE WITH SENSING

ELEMENT OUTWARD

HUM

NO HUM

RS1

1 2 ... 9 10 11 12 13 14 15 16 17 18 19 ... 23 24

Comments to this Manuals

No comments