Carrier CRHEATER101A00 Installation Instructions Manual page 28

CONTROL
VIO
2
BOARD
CONTROL
3 ORN
BOARD
RED
CONTROL
8
BOARD
Fig. 44 — Electric Heater Control Connections - Air Conditioner with CRHEATER288A00-293A00
2
VIO
CONTROL
BOARD
ORN
3
CONTROL
BOARD
ORN
RED
VIO
8
CONTROL RED
BOARD
LS1 LS1
RED
Fig. 45 — Electric Heater Control Connections - Air Conditioner with CRHEATER294A00-296A00
CONTROL
VIO
2
BOARD
CONTROL
3 ORN
BOARD
RED
CONTROL
W1
8
BOARD
Fig. 46 — Electric Heater Control Connections - Air Conditioner with CRHEATER370A00, 377A00, 384A00
TB4
LS2*
LS1 LS1
ORN ORN ORN
*No LS2 on CRHEATER291A00
TB4
HR1
LS2
RED
RED
HR2
TB4
LS2
LS1 LS1
ORN ORN ORN
ORN
ORN ORN ORN
HEATER 1
ORN
HC1
BRN
HR1
BRN
HR2
HC1 BRN
HC2 BRN
ORN
HC1
HR1
ORN
* 2 stage heat shown. Connect orange wire from
Heater 2 HC1 to orange on TB4 for 1 stage heat.
28
TB4
BRN
BRN
TB4
BRN BRN
TB4
BRN
BRN
BRN
CONTROL
12
BOARD
CONTROL
12
BOARD
CONTROL
12
BOARD