Armstrong HWC PREMIER 122, Service Reference Manual

Page: 14 / 196

SPECIFICATIONS Magic-Pak: HW/HWC
2-4
SRM-HW/HWC 2/99
FIGURE 2-1 Connection Diagram
GREEN
BLA
C
K
BLK
M
ORN
ORN
VIOLET
RED
BLUE
WHT
RED
BLACK
BLUE
YELLOW
WH
IT
E
GREEN
RED
FLAME ROD
ELECTRODE
4
6
2
R
G
W
C
Y
BLA
C
K
BLA
C
K
BLA
C
K
GAS
VALVE
MANUAL RESET
LIMIT SWITCH
COMBUSTION
BLOWER
RED
BLUE
YELLO
W
RED
YELLOW
D
208 V
RED
BLUE
240 V
CAPACITOR CAPACITOR
BLOWER
208/230-1-60
POWER SUPPLY
COPPER CONDUCTORS
ONLY
}
THERMOSTAT
}
JUMPER REQUIRED *
*
*
*
HIGH(BLACK) HIGH(BLACK) HIGH(BLACK) 64HWC303 64HWC303
HIGH(BLACK) MED (BLUE) 51HWC303 51HWC303
MED (BLUE) MED (BLUE) HIGH(BLACK) HIGH(BLACK) 64HWC243 64HWC243
MED (BLUE) MED (BLUE) MED (BLUE) 51HWC243 51HWC243
MED (BLUE) MED (BLUE) LOW (RED) 38HWC243 38HWC243
LOW (RED) LOW (RED) HIGH(BLACK) HIGH(BLACK) 64HWC183 64HWC183
LOW (RED) LOW (RED) MED (BLUE) 51HWC183 51HWC183
LOW (RED) LOW (RED) LOW (RED) 38HWC183
MED (BLUE) MED (BLUE) HIGH(BLACK) HIGH(BLACK) 38HWC123 38HWC123
MED (BLUE) MED (BLUE) LOW (RED) 26HWC123 26HWC123
T2
T1
L2
L1
COOLING COOLING HEATING HEATING MODELS MODELS
EVAP. MOTOR SPEED CONNECTIONS EVAP. MOTOR SPEED CONNECTIONS
BLA
C
K
BLA
C
K
RED
BLACK
BLACK
RED
RED
YELLOW YELLOW
BLUE
BLACK
VIOLET
YELLOW
RED
BLUE BLUE
BLACK
BROWN
BROWN
NOTE:
IF ANY OF THE ORIGINAL
WIRES ARE REPLACED, THE
SAME SIZE AND TYPE WIRE
MUST BE USED.
W
Y
G
R
LINE VOLTAGE-FACTORY
LINE VOLTAGE-FACTORY WHEN USED
LINE VOLTAGE-FIELD
LOW VOLTAGE-FACTORY
LOW VOLTAGE-FIELD
W
Y
G
R
GND
24V
A
C
UNUSED
HEA
T
COOL
L1
CMB
L
H
R
C
S
FAN
COM HERM
SEE CHART CHART
FOR WIRING
PRESSURE
SW
IT
CH
AUTO RESET
LIMIT SWITCH
IGNITION
CONTROL CONTROL
TRANSFORMER TRANSFORMER
CONTACTOR
BLOWER
CONTROL
BLOWER
CONTROL
BLOWER
MOTOR
CAPACITOR-RUN
CONDENSER FAN CONDENSER FAN
COMP
CONNECTOR CONNECTOR BLOCK BLOCK
ORN
VIOLET
BLK
CONNECTION DIAGRAM CONNECTION DIAGRAM
CIRCUITS ENERGIZED
OPERATING MODE CIRCUIT
HEATING R-W
COOLING R-G-Y
FAN R-G
3
1
5
1
2
3
4
5
#45004-1
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
(w/United Technologies 1097 Spark Ignition System)
Note: On units that are equipped with a low ambient switch (designated
with an “SA” in the model number), sequence of operation during
cooling call is modified when
outdoor temperatures fall below the
normal operating range. For more information on the low ambient
switch equipped version of this unit, see the section beginning on
page 2-36.