THP9045 WIRING MODULE
O/B
AUX/E
Y
Y2
NOT
USED
1
MATCH THE WIRES FROM THE HEAT PUMP TO THE AIR HANDLER AS NORMAL.
AUX/E
1
MATCH THE WIRES FROM THE HEAT PUMP TO THE AIR HANDLER AS NORMAL.
Automation and Control Solutions
Honeywell International Inc.
1985 Douglas Drive North
Golden Valley, MN 55422
Honeywell Limited-Honeywell Limitée
35 Dynamic Drive
Toronto, Ontario M1V 4Z9
http://customer.honeywell.com
THX9321R SUBBASE
CONVENTIONAL
W
W2
Y
Y2
G
G
NOT
L
USED
K
K
NOT
USED
HEAT PUMP
Fig. 5. Example wiring diagram for a 2H/1C heat pump application.
THX9321R SUBBASE
CONVENTIONAL
O/B
W
W2
Y
Y
Y2
Y2
G
G
NOT
L
USED
K
K
NOT
NOT
USED
USED
HEAT PUMP
Fig. 6. Example wiring diagram for a 3H/2C heat pump application.
NOT
NOT
USED
USED
C
C
Rc
Rc
1
R
R
U1
U1
U1
U1
U2
U2
U2
U2
NOT
NOT
USED
USED
C
C
Rc
Rc
1
R
R
U1
U1
U1
U1
U2
U2
U2
U2
® U.S. Registered Trademark
© 2010 Honeywell International Inc.
69-2065EFS—07 M.S. Rev. 12-10
Printed in U.S.A.
WIRESAVER
W-O/B
Rc K C
Honeywell
THP9045A
Rc Y G C
W-O/B
1
E
R Y
G C O
AIR HANDLER
M31303A
WIRESAVER
W-O/B
Rc K C
Honeywell
THP9045A
Rc Y G C
W-O/B
1
R Y
G C O
Y2 E
AIR HANDLER
M31304A