Service Manual

68
ACCESSORIES WIRING DIAGRAMS
HIGH VOLTAGE!
DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS
UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO
DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH.
Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
APG1660
AUXILIARY LIMIT SW ITCH
FEMALE PLUG/CONNECTOR
INTEGRATED IGNITION CONTROL
VMR
LS
4
INSTALLER/SERVICEMAN
TROUBLESHOOTING THIS APPLIANCE. STATUS LIGHT CODES ARE AS FOLLOWS:
THE STATUS LIGHT ON THE FURNACE CONTROL MAY BE USED AS A GUIDE TO
STATUS LIGHT
3 BLINKS
6 BLINKS
2 BLINKS
4 BLINKS
5 BLINKS
OFF
ON
1 BLINK
OPEN AUX. LIMIT
FALSE FLAME SENSED
OUTPUT DELAY
OPEN LIMIT SWITCH
COMPRESSOR
WITHOUT INDUCER ON
PRESSURE SWITCH CLOSED
PRESSURE SWITCH
SWITCH
OPEN
OPEN ROLLOUT
SWITCH
IGNITION FAILURE
NORMAL OPERATION
NO POWER OR
INTERNAL CONTROL
EQUIP. STATUS
OR
OR
FAULT
5
7
9
3
6
12
10
8
11
RS
ALS
PS
BAD SWITCH
AUX. LIMIT OPEN
ANTI-CYCLE TIMER
MAIN LIMIT OPEN
STICKING GAS VALVE
BAD SWITCH
3 MIN. COMP.
PRESSURE SWITCH
PRESSURE SWITCH
CHECK
CHECK
GAS PRESSURE
FLAME ROLLOUT
FLAME SENSOR
GAS VALVE
CHECK FUSE ON CONTROL
CHECK INPUT POWER
REPLACE CONTROL
GAS FLOW
CHECK
-
GV
IGN
NOTE 6
F
H
C
D1
FS
TR
CM
CONDENSER MOTOR
NOTE 5
FS
LS LIMIT SWITCH
VENT MOTOR RELAY
VENT MOTOR
PRESSURE SWITCH
TERMINAL BLOCK (24V SIGNAL)
ROLLOUT SWITCH
VMR
VM
PS
PLF
TB1
RS
CONTACTOR
GAS VALVE
IGNITOR
EQUIPMENT GROUND
FLAME SENSOR
EVAPORATOR MOTOR
RCCF
FUSE
F
C
GV
FS
GND
IGN
IIC
EM
COMPRESSOR
COMP
ALS
SRC
COMP
CM
SPEED-UP
MOUNT
T1
P2
REQUIRED SCREW
P3
135
120
150
FUSE 3 AMP M AX
F1
11
8
12
9
7
10
4
2
5
6
3
1
FS
NOTE 5
SEE
COOL
DI
L1
HEAT
UNUSED
L2
P1
ECON
TR
TRANSFORMER
C
VMR
T2
SUPPLY VOLTAGE
240/1/60
L1
SEE NOTE 2
2
1
3
L1
C
T1
EM
L
N
C
R
S
COMP
H
C
RCCF
CM
VM
C
LPS
HPS
HIGH PRESSURE SW ITCH
HPS
LOW PRESSURE SWITCHLPS
1. REPLACEMENT WIRE MUST BE THE SAME
SIZE AND TYPE OF INSULATION AS ORIGINAL.
(USE COPPER CONDUCTOR ONLY).
2. FOR 208 VOLT TRANSFORMER OPERATION
MOVE BLACK WIRE FROM TERMINAL 3 TO
TERMINAL 2 ON TRANSFORMER.
3. ACCESSORY ECONOMIZER PLUG ADJACENT
TO BLOWER HOUSING IN RETURN AIR
COMPARTMENT. REMOVE MALE PLUG AND
ATTACH FEMALE PLUG TO ECONOMIZER
ACCESSORY.
4. USE COPPER CONDUCTORS ONLY.
++ USE NEC CLASS 2 WIRE.
5. L1 AND L2 ON ICC CONTROL IS 24V INPUT.
6. FOR DEHUMIDIFICATION CONNECT A 24 VAC
DEHUMIDIFY RISE TO GRAY WIRE FROM THE
VSTB AND TO R ON TB1; SEE INSTALLATION
INSTRUCTIONS FOR DETAILS. CUT HUM
JUMPER ON VSTB.
7. SET DIP SWITCH 4 ON VSTB TO OFF POSITION
8. REFER TO IO FOR FAN SPEED SETTINGS
9. FOR 2 STAGE OPERATION, CUT THE JUMPER
OT1 (PJ4 W1/W 2) ON VSTB CONTROL BOARD
AND CONNECT W2 WIRE FROM THERMOSTAT
TO W2 AT TERMINAL BLOCK, CONNECT W1
WIRE FROM THERMOSTAT TO W1 AT
TERMINAL BLOCK.
NOTES
FACTORY
WIRING
LOW VOLTAGE
BL/PK BLUE WITH PINK STRIP
YL/PK YELLOW WITH PINK STRIP
GR GREEN
W
IRE CODE
BL BLUE
PU PURPLE
WH WHITE
BK BLACK
BR BROWN
OR ORANGE
YL YELLOW
3
1
ECON
IIC
PS
NOTE 5
L1
RUN CAPACITOR FOR COMPRESSOR/FAN
CO
MPONE
NT LEGEND
RD
YL
RD
RCCF
RD
YL
SRC
COMP
BK
PU
CM
BR
OR
GR
RD
RD
RD
L1
WH
YL
YL
PU
RD
BL
BL
BL
ECON
RD
BR
BR
3
YL
F
C
F
H
C
LPS
HIGH VOLTAGE
OPTIONAL HIGH VOLTAGE
OPTIONAL LOW VOLTAGE
FIELD WIRING
LINE VOLTAGE
LOW VOLTAGE
BL
PK PINK
RD RED
SEE UNIT RATING PLATE FOR TYPE AND SIZE
OF OVER CURRENT PROTECTION .
240/1/60 0140G04508-A
EQUIPMENT
GROUND
FIELD GROUND
FIELD SPLICE
SWITCH (TEMP)
IGNITER
SWITCH (PRESS.)
OVERCURRENT
PROT. DEVICE
JUNCTION
TERMINAL
INTERNAL TO
INTEGRATED
CONTROL
PLUG
CONNECTION
BR
BK
SOL
BL
PU
YL
VSM
RD
BK
ALS
PS
RS
GAS VALVE
MV
2
1 4
5
W. R.
GAS VALVE
(ALT.) HONEYWELL
3
6
MV
FS
IGN
VM
GV
GV
LPS
HPS
Y2
Y1
PK
PLF
YL
YL
NOTE 3
YL
BL
PU
YL
PU
PU
PU
OR
RD
BL
TB1
PU
YL/PK
BK
YL/PK
S1
S2
R
W1
G
GR
WH
RD
PU
TO THERMOSTAT
W2
BR
BR
RD
7
8
9
BR
RD
SMOKE/FIRE
DETECTOR
REPLACES
JUMPER WIRE
++
WH
BL
POWER SUPPLY
240/1/60
BL
L2
C
T2
L1
T1
VMR
C
24V
TR
LS
1
23
GND
YL
WH
BK
BK
RD
BL
BK
BK
PU
RD
240
PK
BL
208
RD
RD
1
23
GR
RD
BK
BK
SEE NOTE 4
3
1
2
WH
BL
GR
PU
BL
BL
BL
BL
RD
SEE
NOTES
7 & 8
WH
BR
YL
PU
BR
YL
BL
BL
BL
BR
SEE NOTE 6 & 9
BL
GY
RD
WH
YL
GR
VSM
N
L
VARIABLE SPEED MOTOR
VSM
H1 STAGE SOLENOIDSOL
VARIABLE SPEED TERMINAL BLOCK
VSTB
BL
RD
RD
RD
RD
YL
RD
RD
RD
BK
SEE NOTE 2
R W2
O
W1
Y1
G
COM
YCON
R
W/
W2
O
E/
W1
Y1
G
C
Y\
Y2
VSTB
TB1
R
W2Y1
W1
Y2
C G
S2
S1
4
321
IIC
L2
L2
L2
PLF
NOTE 3
7
SOL
1
2
YL
OT2 OT1 OTC
O
W/W2
E/W1
R
YCON
COM
O
W2
ED
OUTDOOR
CONDENSER
HEATPUMP
VSTB
C RY1G
Y1/Y 2
HUMIDISTAT
W2
24 VAC
CR
Y1
4213 8756
DIP SWITCH
ON
OFF
HUM
W1
HEATER
THERMOSTAT
WH
BR
16 PIN
PLUG
8
9
5
6
C