FORM 150.60-NM4
YORK INTERNATIONAL 29
SWITCH 4
OPEN:
Chiller control will be from leaving water temperature.
CLOSED:
Chiller control will be from return water temperature.
SWITCH 5
OPEN:
Display messages will show units of measure in English
units (°F, PSI, etc.).
CLOSED:
Display messages will show units of measure in Metric
units (°C, kPa, etc.).
SWITCH 6
OPEN:
This MUST be selected for chillers with “4” or more
fans where each refrigerant system will have fans
of its own.
CLOSED:
This MUST be selected for “2” fan chillers where
fans are shared by both refrigerant circuits.
SWITCH 1
OPEN:
The chilled liquid temperature setpoint can only be pro-
grammed from 40-70°F. *
CLOSED:
The chilled liquid temperature setpoint can be pro-
grammed from 15-70°F. *
SWITCH 2
OPEN:
The low ambient cut-out is fixed at 25°F.
CLOSED:
The low ambient cut-out is programmable from 0-50°F. A
low ambient kit MUST be installed if the switch is placed
in this position.
SWITCH 3
OPEN:
DO NOT USE this mode at present.
CLOSED:
This should be selected in all applications, otherwise
printer communication problems may result. This mode
will also be necessary to allow operation of options to be
developed in the future.
* Positioning of this switch also affects the range of adjustments on the Suction Pressure Cut-out (page 38) and the Low Leaving Water
Temp Cut-out (page 37).
COMFORT
COOL I NG
RETURN WATER
CONTROL
BR I NE & PROCESS
DUTY
LEAVING WATER
CONTROL
STANDARD
AMB I ENT
ENGL I SH UN I TS
READOUT
LOW AMB I ENT
CONTROL
METR I C UN I TS
READOUT
LOCAL CONTROL
MODE
STANDARD CONDENSER
FAN CONTROL
REMOTE CONTROL
MODE
SHARED CONDENSER
FAN CONTROL