Electrical Data; Typical Field Power And Control Wiring - York XP036 Technical Manual

251933-YTG-J-1009

Typical Field Power and Control Wiring

COOLING ONLY (24 VOLT THERMOSTAT)
THERMOSTAT 1 UNIT TERMINAL
TERMINALS STRIP TB1
RV
YC Y1
Y2
GF
1
24 VOLT THERMOSTAT. TO CONTROL THE ECONOMIZER ON SECOND
STAGE COOLING, USE A 2 STAGE COOLING THERMOSTAT.
COOLING / HEATING (ELECTRONIC THERMOSTAT)
MULTI STAGE
1
THERMOSTAT
TERMINALS
RC
ADD
RH
JUMPER
Y1
Y2
W1
4
W2
G
B
LED 1
NOT
LED 2
USED
COM
A1
ADD
JUMPER
A2
T
T
1 ELECTRONIC PROGRAMMABLE THERMOSTAT TYPICAL.
2 SECOND STAGE COOLING IS NOT REQUIRED ON UNITS LESS ECONOMIZER.
3 SECOND STAGE HEATING IS ONLY REQUIRED ON UNITS WITH A TWO STAGE
ELECTRIC HEATER OR 2 STAGE GAS HEAT.
REMOVE JUMPER J2 FROM TERMINALS 4 AND 9 ON JUMPER PLUG CONNECTOR
4
P6 ON UNITS WITH ECONOMIZER. TERMINALS A1 AND A2 PROVIDE A RELAY
OUT-PUT TO CLOSE THE OUTDOOR ECONOMIZER DAMPERS WHEN THE
THERMOSTAT SWITCHES TO THE SET-BACK POSITION.
94
TYPICAL POWER WIRING
REFER TO THE ELECTRICAL DATA
TABLES TO SIZE THE DISCONNECT
SWITCH, OVERCURRENT PROTEC-
TION AND WIRING.
TYPICAL COOL/HEAT CONTROL WIRING
R
24 VOLT
TRANSFORMER
G
C
UNIT TERMINAL
STRIP TB1
24 VOLT
TRANSFORMER
R
Y1
2
Y2
W1
3
W2
G
C
X
OCC
4
TO REMOTE SENSOR
IF USED
COOLING / HEATING (24 VOLT THERMOSTAT)
1
THERMOSTAT
TERMINALS
UNIT TERMINAL
RH
ADD
JUMPER
RC
Y
W
G
1
24 VOLT THERMOSTAT. TO CONTROL THE ECONOMIZER ON THE SECOND
STAGE COOLING OR TO HAVE AN ELECTRIC HEAT ACCESSORY WITH TWO
STAGES OF HEAT, USE A 2 STAGE COOL AND HEAT THERMOSTAT.
COOLING / HEATING (ELECTRONIC THERMOSTAT)
SINGLE STAGE
THERMOSTAT 1
TERMINALS
RH
RC
ADD
Y
JUMPER
W
G
1
ELECTRONIC PROGRAMMABLE THERMOSTAT TYPICAL. TO CONTROL THE
ECONOMIZER ON SECOND STAGE COOLING, USE A 2 STAGE COOL AND
HEAT THERMOSTAT.
STRIP TB1
R
Y1
24 VOLT
TRANSFORMER
Y2
W1
W2
G
C
UNIT TERMINAL
STRIP TB1
R
Y1
W1
G
C
24 VOLT
TRANSFORMER
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