Carrier 33CS400-01 Installation Instructions Manual page 14

6 Wire, 1 Stage Cooling, 1 Stage Heat
Residential & Commercial 1 Stage Cooling,
with 1st Stage Gas Heat
W2
MISC1
RS2
MISC3
RS+5
RS1
RSGND
ELEC
GAS
HP
GAS
ELEC
GAS
W3
PROG HP
HUM GAS
DEHUM
ECON
Y2 B
(MISC1
MISC3 MISC2 MISC1 ONLY) O
W1
Y1
B
G
MISC2
O
CK1
CKGND
R
INSTALL HUMIDITY
MODULE WITH SENSING
ELEMENT OUTWARD
C
24 vac common
24 vac return
Fan relay
Compressor relay
1st stage heat circuit
2nd stage heat circuit
Page 5.2
Commercial Heat Pump 1 Stage Cooling
OR
with 2 Stage Heat
W1/O/B
Y1
G
MISC2
CK1
CKGND
R
C
6 Conductor 18 gauge
unshielded cable from the
thermostat to the equipment.
W2
MISC1
RS2
MISC3
RS+5
RS1
RSGND
5