York YCAL0080SC Manuale Utente
YORK INTERNATIONAL
16
Control Panel
See electrical note 9
Power Panel
Micropanel
Field Unit Power
Supply
Supply
1L1
1L2
1L3
N-F Disconnect
Sw. OR Molded
Case Circuit
Bkr.
Sw. OR Molded
Case Circuit
Bkr.
Field 120-1-60 Micropanel
Power Supply if control
transformer not supplied
Power Supply if control
transformer not supplied
GRD
CTB2
2
L
13
14
CTB1
Flow Switch
Electrical Notes and Legend located on Page 18 and 19.
FIG. 4 – OPTIONAL SINGLE POINT POWER WIRING
OPTIONAL SINGLE-POINT POWER SUPPLY WIRING
N-F DISC SW OR CIRC BKR (0014 - 0080)
LD04485
IT IS POSSIBLE THAT MULTIPLE SOURCES OF POWER CAN BE SUPPLYING
THE UNIT POWER PANEL. TO PREVENT SERIOUS INJURY OR DEATH, THE
TECHNICIAN SHOULD VERIFY THAT NO LETHAL VOLTAGES ARE PRESENT
INSIDE THE PANEL AFTER DISCONNECTING POWER, PRIOR TO WORKING ON
EQUIPMENT.
THE UNIT POWER PANEL. TO PREVENT SERIOUS INJURY OR DEATH, THE
TECHNICIAN SHOULD VERIFY THAT NO LETHAL VOLTAGES ARE PRESENT
INSIDE THE PANEL AFTER DISCONNECTING POWER, PRIOR TO WORKING ON
EQUIPMENT.
THE UNIT EVAPORATOR HEATER USES 120 VAC. DISCONNECTING 120 VAC
POWER FROM THE UNIT, AT OR BELOW FREEZING TEMPERATURES, CAN
RESULT IN DAMAGE TO THE EVAPORATOR AND UNIT AS A RESULT OF THE
CHILLED LIQUID FREEZING.
POWER FROM THE UNIT, AT OR BELOW FREEZING TEMPERATURES, CAN
RESULT IN DAMAGE TO THE EVAPORATOR AND UNIT AS A RESULT OF THE
CHILLED LIQUID FREEZING.
Installation