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SPECIFICATIONS Magic-Pak: HW/HWC
2-36
SRM-HW/HWC 2/99
#45005-2
GREEN
BLACK
BLK
M
ORANGE
VIOLET
RED
BLUE
WHITE
RED
BLACK
BLUE
YELLOW
WHITE
GREEN
RED
FLAME ROD
ELECTRODE
4
5
6
3
2
1
RGWCY
BLACK
BLACK
GAS
VALVE
MANUAL RESET
LIMIT SWITCH
COMBUSTION
BLOWER
BLUE
YELLOW
RED
YELLOW
208V
RED
BLUE
240V
CAPACITOR
BLOWER
208/230-1-60
POWER SUPPLY
COPPER CONDUCTORS
ONLY
}
THERMOSTAT
}
T2
T1
L2
L1
JUMPER REQUIRED
*
*
*
*
HIGH(BLACK)HIGH(BLACK)
HIGH(BLACK)MED (BLUE)
MED (BLUE)HIGH(BLACK)
MED (BLUE)MED (BLUE)
MED (BLUE)LOW (RED)
LOW (RED)HIGH(BLACK)
LOW (RED)MED (BLUE)
LOW (RED)LOW (RED)
MED (BLUE)HIGH(BLACK)
MED (BLUE)LOW (RED)
26HWC123SA
COOLING
HEATINGMODELS
EVAP.MOTOR SPEED CONNECTIONS
BLACK
BLACK
RED
BLACK
BLACK
RED
RED
YELLOW
BLUE
BLACK
VIOLET
YELLOWYELLOW
RED
BLUE
BLACK
BROWN
BROWN
CONNECTION DIAGRAMCONNECTION DIAGRAM
W
Y
G
R
W
Y
G
R
GND
24VAC
UNUSED
HEAT
COOL
L1
CNB
L
H
R
C
S
FAN
COM
HERM
SEE
CHART
FORWIRING
PRESSURE
SWITCH
AUTO RESET
LIMIT SWITCH
IGNITION
CONTROL
CONTACTOR
BLOWER
MOTOR
CAPACITOR-RUN
CONDENSER FAN
COMP
CONNECTOR
BLOCK
YELLOW
BLACK
FAN RELAY
FAN CONTROL
TERMINAL
BLOCK
CIRCUITS ENERGIZED
OPERATING MODE CIRCUITOPERATING MODE CIRCUIT
HEATING R-W
COOLING R-G-Y
FAN R-G
LINE VOLTAGE-FACTORY
LINE VOLTAGE-FACTORYWHEN USED
LINEVOLTAGE-FIELD
LOWVOLTAGE-FACTORY
LOWVOLTAGE-FIELD
VIOLET
NOTE:
IF ANY OF THE ORIGINAL
WIRES ARE REPLACED,THE
SAME SIZE ANDTYPE WIRESAME SIZE ANDTYPE WIRE
MUST BE USED.
BLK
38HWC123SA38HWC123SA
64HWC303SA
38HWC183SA
51HWC183SA51HWC183SA
64HWC183SA64HWC183SA
38HWC243SA
51HWC243SA
64HWC243SA
51HWC303SA
BLACK
(WHEN USED)(WHEN USED)
RED
TRANSFORMER
ORANGE
ORANGE
DIAGNOSTICS
The following blower/ignition control board
LED codes will indicate normal or abnormal
operations:
SLOW FLASH Normal Operation, No
Call for Heat
FAST FLASH Normal Operation,Call for
Heat
2 FLASH System Lockout - Failed to
Detect or Sustain Flame
3 FLASH Pressure Switch Open or
Closed
4 FLASH High Limit or Rollout
Switch Open
5 FLASH Flame Sensed and Gas
Valve Not Energized
STEADY Internal Failure
(Micro-controller Failure;
Self-check)
HWC123, 183, 243, 303 Low Ambient
(w/United Technologies 1097 Spark Ignition System)
FIGURE 2-7 Connection Diagram