30
See Fig. 41 through Fig. 44 and the unit wiring diagram
for proper placement.
C11554
Fig. 41 − Accessory Electric Heater Control
Connections (HP−2, Size 06, 575V Only)
DEFROST
BOARD
ORN
BRN
Field
Connections
E-HEAT
P3-3
13
ORN BRN
VIO BRN BRNVIO
TB4
VIO HR2
HR1
BRN
VIO BRN
Elec Htr
HR1: On Heater 1 in Position #1
HR2: On Heater 2 in Position #2 (if installed)
C09013
Fig. 42 − Accessory Electric Heater Control
Connections (HP−1 Except Size 12 and 121, HP−2
Except Size 12)
NOTE 4
AND 6
RED
EHR
EHR
ORN
TRAN2 FROM POWER SCHEMATIC
24V
BRN
24V
CB
3.2 AMPS
BRN
GRN/
YEL
24V
RED
BRN
1
0
1
0
8
6
FPT
BLK
BLK
BRN
BRN
BRN
RED
ELECTRIC
HEAT(ACCESSORY)
SEE HEATER LABEL DIAGRAM
BRN
BRN
24V
5
TRAN1 FROM POWER SCHEMATIC
24V
BRN
24V
GRN/
YEL
CB
3.2 AMPS
BRN
OFR
VIO
TB4
3
ORN
ORN
RED
C10561
Fig. 43 − TB4 Wiring (HP Only)
NOTE:
Optional Outdoor Temperature Control
at One Heater Stage –
Move heater wire to this terminal and
connect outdoor temperature switch
between 2nd and 3rd terminals.
W2 Use
R Use
C Use
C10604
Fig. 44 − TB4 Terminal Use (HP Only)
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