Control Board; Gas Valve; Connection Wiring Diagram; Typical Wiring Diagrams - York PCG6B42 Installation Manual

5285473-UIM-E-1217
SECTION VIII: TYPICAL WIRING DIAGRAMS
HIGH PRESSURE LOSS OF CHARGE
SWITCH SWITCH
BLU
YEL 13
THERMOSTAT LOW VOLTAGE
BOX
C BLU 27
R
RED 25
Y1
YEL 14
Y2
YEL/BLK 23 YEL/BLK 22
W1
WHT 21
W2
WHT/BLK 20
G GRN 19
DHUM GRY 18
HI YEL 38
C WHT 42
M BLK 41
ORG 40
2 STAGE

GAS VALVE

ORG 39
PRESSURE
SWITCH
YEL/BLK 24
CAUTION
!
OPEN ALL DISCONNECTS
BEFORE SERVICING THIS UNIT.
DSI FAULT CODES
NORMAL OPERATION
GREEN HEARTBEAT
AMBER HEARTBEAT
RAPID GREEN FLASHES
OPERATIONAL FAULT CODES
NONE
RAPID AMBER FLASHES
4 AMBER FLASHES
STEADY ON (ANY COLOR)
1 RED FLASH
2 RED FLASHES
3 RED FLASHES
4 RED FLASHES
5 RED FLASHES
6 RED FLASHES
7 RED FLASHES
8 RED FLASHES
9 RED FLASHES
10 RED FLASHES
11 RED FLASHES
12 RED FLASHES
FIGURE 13: Connection Wiring Diagram
22
2 STAGE COOLING UNIT WITH GAS HEAT

CONNECTION WIRING DIAGRAM

ROLLOUT LIMIT
SWITCH SWITCH
RED 16
RED/GRN 17
RED/BLK 37
BLU
YEL/BLU 15
BLU 26
NO HUM
HP
AC HUM
BLOWER
PRESENT
P8 P7 DELAY
180
120
90
60
C
C
P5
R
R
O
O
STATUS
Y1
Y1
Y2
W1
W1 LAST
P4
ERROR
W2
G
DHUM
P3
RED 33
P1
3 1
2
6 5 4 GRN 32
9 8 7
12 11 10
2 STAGE DSI

CONTROL BOARD

PWM BLU 29
ENABLE
PWM COM
P6
IGNITOR
P2
1 2 3 4
RED
RED 36
BLK 44
RED 43
BLK 34
RED/WHT 55
THIS UNIT IS WIRED FOR THREE-PHASE POWER
DO NOT CONNECT TO A SINGLE PHASE SUPPLY
Normal Operation / Standby mode
Call for furnace heat active
Control in Factory Test mode
Power off or open fuse
Low flame sense current
No G from thermostat with Y call
Control failure
Flame sensor with gas off
Check pressure switch wiring
Check pressure switch, wiring, draft inducer
Airflow problem
Flame rollout
Repeated pressure switch cycles
Failed to light burners
Loss of flame during call for heat
Incorrect polarity
Gas valve shorted "ON"
Check blower motor/wiring
Missing model ID plug or improperly
connected
208/230-3-60
CRANKCASE TEMPERATURE
HEATER SWITCH
BLK BLK
BLK 56
BLK
BLK 1
208V
230V COM
24V SEC
75VA
CONTACTOR
BLK/WHT 10
PUR 3
BLK 2
FLAME
SENSOR
BLK 1
1
2 RED
INDUCER
3
MOTOR
WHT
PUR 35
BLU/WHT 7
PUR/WHT 6
BLU
NOTICE
1. ALL FIELD WIRING TO BE ACCOMPLISHED FOLLOWING
CITY, LOCAL, AND/OR NATIONAL CODES IN EFFECT AT THE
TIME OF INSTALLATION OF UNIT.
2. CAUTION: LABEL ALL WIRES PRIOR TO DISCONNECTION WHEN
SERVICING CONTROLS. WIRING ERRORS CAN CAUSE IMPROPER
AND DANGEROUS OPERATION. IF ANY OF THE WIRING AS SUPPLIED
WITH UNIT MUST BE REMOVED, IT MUST BE REPLACED WITH TYPE
105 C 600 VOLT WIRE OR EQUIVALENT AND CLEARLY RENUMBERED
FOR IDENTIFICATION. VERIFY PROPER OPERATION AFTER SERVICING.
3. FACTORY WIRED FOR 230 VOLT THREE PHASE SUPPLY POWER.
FOR 208 VOLT THREE PHASE SUPPLY POWER, MOVE BLACK
TRANSFORMER WIRES FROM THE 230 VOLT TAP TO THE 208 VOLT TAP.
4. MOTORS ARE INHERENTLY PROTECTED.
5. SEE UNIT NAMEPLATE FOR MAXIMUM FUSE AND/OR CIRCUIT
BREAKER SIZE AND MINIMUM CIRCUIT AMPACITY.
6. SELECT INDOOR BLOWER SPEED TO REMAIN WITHIN THE
TEMPERATURE RISE RANGE ON THE NAMEPLATE IN HEATING AND
TO OBTAIN APPROXIMATELY 400 CFM/TON IN COOLING.
USE COPPER
CONDUCTORS
ONLY
POWER SUPPLY
208/230-3-60
208/230V LINE VOLTAGE
FIELD INSTALLED POWER
24V LOW VOLTAGE
GND
FIELD INSTALLED CONTROL
BLK
BLU
L1 L3 L2
YEL
T1 T3 T2
F
C
BRN/WHT 9
RED 12
CAP
GRN 8
RED11
BLU 28
PUR 4
GRN 5 3 2 1
6 5 4
GRN
FACTORY CONTROL BOARD SETTINGS:
COMBUSTION BLWR POST PURGE: 15 SEC.
INDOOR BLWR HEAT ON DELAY: 30 SEC.
INDOOR BLWR COOL OFF DELAY: 60 SEC.
INDOOR BLWR HEAT OFF DELAY: FIELD SELECT
NOTES
5282990-UWD-A-0816
Johnson Controls Unitary Products
L1
3
P
L2
COMPR.
L3
1
BLK
2
1
3
BRN
OD FAN
4
MOTOR
5
GRN
6
RED
BLU
1
ID BLWR
MOTOR