7 Rev. 1
WIRING DIAGRAMS
TO AVOID PERSONAL INJURY OR DEATH DUE TO ELECTRICAL
SHOCK, DISCONNECT THE POWER BEFORE SERVICING.
WARNING
!
Wiring is subject to change, always refer to the wiring diagram on the unit for the most up-to-date wiring.
BBA w/ DSK02A
OR
RD
BK
COM
208
240
T
R
A
N
S
F
O
R
M
E
R
BU
YL
YL7
YL7
VT14
VT
TH
CAP
MIB
BR
UNUSED
L1
L2
121110
987
654
321
R
C
Y
E
O
G
R
C
THERM
UNUSED
UNUSED
FAN
IDLE
FAN
FAN
COM
1
CIRCUIT
BREAKERS
30A
11139001 REV. 0
FACTORY SUPPLIED WIRING
FIELD SUPPLIED WIRING
LOW VOLTAGE
HIGH VOLTAGE
COLOR
CODE:
1ST GROUP-COLOR
2ND GROUP-NUMBER
BLACK-BK
BLUE-BU
RED-RD
TAN-TN
GRAY-GY
WHITE-WH
ORANGE-OR
GREEN-GN
YELLOW-YL
VIOLET-VT
BROWN-BR
PINK-PK
WN-WIRE NUT TH-THERMISTOR
CAP-CAPACITOR
MIB-MOTOR INDOOR BLOWER
R-RELAY HT-HEATER
FL-FUSABLE LINK
1
3
UNIT MUST BE PROPERLY GROUNDED.
PUT DESIRED SPEED TAP ON TERMINAL
MARKED "FAN". IF DESIRED, PUT OFF
CYCLE SPEED TAP ON TERMINAL MARKED
"FAN IDLE". PUT UNUSED SPEED TAPS
ON TERMINALS MARKED "UNUSED".
CONTROL BOARD MALFUNCTION
CONTINUOUS NONE
6 FLASHES
SYSTEM ERROR
3 SECONDS
THERMISTOR ERROR
THERMISTOR AND/OR BOARD ERROR
NORMAL OPERATION
MODE
4 FLASHES
2 FLASHES
1/2 SECOND ON
LED ON TIME
LED FLASH CODE
3 SECONDS
3 SECONDS
1/2 SECOND OFF
LED OFF TIME
3A FUSE MAX
4
LOW VOLTAGE
HIGH VOLTAGE
RD26 (LOW)
BU24 (MED)
BK27 (HI)
4
12 PIN
CONNECTOR
LED
W2
TRANSFORMER
208
L1
240
L2
COM
FAN
COM
CAP
MIB
FAN
IDLE
FAN
L2
L1
FIELD CONNECT
208/240 1Ø VAC
RD-L1
BK-L2
CIRCUIT BREAKERS
BBA MODELS ONLY
BU
GY
R1
FL1
HT1
69
FL1
HT1
R1
5
WARNING: DISCONNECT POWER BEFORE
SERVICING.
5
FIELD LOW VOLTAGE CONNECTIONS
PER INSTALLATION INSTRUCTIONS.
Y
E
W2
O
G
C
R
L
O
G
I
C
THERMISTOR
1
R1
2
3
4
5
7
10
11
G
N
D
L2 L1
3
2
2
USE COPPER CONDUCTORS ONLY,
SUITABLE FOR 75°C MINIMUM.
RD-L1
BK-L2
OR
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