Optional Single-Point Power Wiring - Non-Fused Disconnect Switch Or Circuit Breaker - York MILLENNIUM YCUL0016SC Assembly, Installation, Operation & Maintenance

OPTIONAL SINGLE-POINT POWER WIRING
NON-FUSED DISCONNECT SWITCH OR CIRCUIT BREAKER (0016 - 0090)
Power Panel
It is possible that multiple sources of power can be supplying the unit power panel. To pre-
vent serious injury or death, the technician should verify that no lethal voltages are present
inside the panel after disconnecting power, prior to working on the equipment.
Electrical Notes and Legend located on page 24.
FIG. 4 – OPTIONAL SINGLE POINT POWER WIRING
YORK INTERNATIONAL
N-F Disconnect
Sw. OR Molded
Case Circuit
Bkr.
1L1
1L2 1L3
See electrical note 9
To Field Installed Liquid Line Solenoid Valves – See Fig. 6
Control Panel
CTB3
2
L
Micropanel
CTB2
13 14
CTB1
Field 120-1-60 Micropanel
Power Supply if control
transformer not supplied
Field Unit Power
Supply
FORM 150.63-NM1
Air Proving Switch
LD04507
1
21