Wiring Diagrams
Electrical Connection
and Ladder Diagram
August 1999
Used oon:
Model
Design Sequence
AW075
E
AB200
C
AW215
C
AW230
E and F
7.1-4
4
WARNING: THIS HEATER MAY START AT ANY TIME
HSI CONTROL
IND
L1
HSI
HSIG
L2
W
PSI
FSI
GV
PSO
FSG
C
ELECTRICAL CONNECTION DIAGRAM
ELECTRICAL LADDER DIAGRAM
TRANSFORMER
L.E.D. INDICATOR
FAN
MOTOR
BLA
C
K
BLA
C
K
RED
RED
WHITE
YELLO
W
YELLO
W
WHITE
BR
O
W
N
YELLO
W
GREEN
GREEN
AIR PROVING
SWITCH
HIGH LIMIT
SWITCH
BR
O
W
N
FLAME
SENSOR
HEAT CHAMBER
OR
BURNER GROUND
IGNITER
GREEN
RED
RED
GREEN
WHITE
BR
O
W
N
WHITE
BLA
C
K
YELLOW
YELLOW
BLACK
WHITE
GROUND
GREEN
GREEN
WHITE
BLACK
BLA
C
K
WHITE
YELLO
W
YELLO
W
GREEN
GREEN
WHITE
BLA
CK
S
W
I
T
C
H
ON
OFF
WHITE
BLACK
WHITE
WHITE
BLACK
TERMINAL
STRIP
WHITE
BLACK
NOTE: REMOVE JUMPER TO
ADD THERMOSTAT
JUMPER
(SEE NOTE)
GREEN
BR
O
W
N
YELLO
W
YELLO
W
WHITE
BLACK
GAS CONTROL VALVE
THERMOSTAT
WHITE
BLACK
IND
L1
HSI
HSIG
L2
W
PSI
FSI
GV
PSO
FSG
C
HSI CONTROL
BURNER
GROUND
FLAME
SENSOR
AIR PROVING
SWITCH
MOTOR
SOLENOIDS
TRANSFORMER
120V
24V
NEUTRAL
L1
L.E.D. INDICATOR
NEUTRAL
THERMOSTAT
ON/OFF
SWITCH
HIGH LIMIT
SWITCH
HOT
SURFACE
IGNITER
GROUND