Amana REMOTE HEAT PUMP Installation Instructions Manual page 12

SYSTEM COMPOSITE DIAGRAM
18-60
10 KW & BELOW
HEAT PUMP
C O Y R
W2
O
B W Y
H R E
L
U I A L
E T N L
E G O
E W
#18 GA. 5 WIRE
OUTDOOR THERMOSTAT
CLOSE ON TEMPERATURE FALL
SYSTEM COMPOSITE DIAGRAM
18-60
ABOVE 10 KW
HEAT PUMP
C O Y
W2
B W O Y
L H R E
U I A L
N
E T L
E G O
E W
OUTDOOR THERMOSTAT
CLOSE ON TEMPERATURE FALL
NOTES:
1) OUTDOOR THERMOSTAT (OT-1) SHOULD BE THE
FIRST TO CLOSE AND THE LAST TO OPEN.
2) CONNECT WHITE AND BROWN WIRES FROM AIR-
HANDLER TOGETHER IF OT-2 IS NOT USED.
3) REMOVE WIRE WHEN USING OUTDOOR THERMOSTAT
4) TERMINAL BLOCK MARKINGS ARE FOR AMANA
AIRHANDLERS.
TYPICAL H/P
ROOM THERMOSTAT
Y O C G R E
W2
R
E
D
R
Y
O
SEE
NOTE
#3
W
BL
2 1
(OPTIONAL)
TYPICAL H/P
ROOM THERMOSTAT
R Y O C G R
W2
R
E
D
R
Y
O
SEE
NOTE
#3
W
EHR
BL
#18 GA. 5 WIRE
2 1
OT-1
2 1
OT-2
(OPTIONAL)
NOMENCLATURE
OT ---OUTDOOR THERMOSTAT (OPTIONAL)
EHR -EMERGENCY HEAT RELAY (OPTIONAL)
12
#18 GA. 7 WIRE
INDOOR UNIT
R
R R RED
G G
G GREEN
BR
W WHITE
W2
W
C
BL BL BLUE
SEE NOTE #4
#18 GA. 6 WIRE NEEDED WHEN OT IS USED
#18 GA. 7 WIRE
INDOOR UNIT
E
R
R R RED
BR
G G G GREEN
WHITE
W
W2
SEE
NOTE
#2
1 2
BROWN
BR
W3
3 4
C
BLUE
BL
BL
SEE NOTE #4
#18 GA. 7 WIRE NEEDED WHEN TWO OT'S ARE USED
COLOR CODES
R --RED
Y --YELLOW
BL-BLUE
BR-BROWN
O --ORANGE
W -WHITE
G --GREEN