44
YORK INTERNATIONAL
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:
Do not use.
CLOSED:
This must be programmed for the chiller to operate.
SWITCH 3
OPEN:
This mode allows a Remote Control Center or an ISN
Panel to only view chiller operating conditions. It will not
allow changes to any chiller controls or setpoints.
CLOSED:
This mode should be selected in typical applications. It
will allow a Remote Control Center or an ISN Panel to not
only view chiller operating conditions but will also allow
the remote panel to change chiller controls and setpoints.
SWITCH 4
OPEN:
Chiller control will be from return water temperature.
CLOSED:
Chiller control will be from leaving 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:
Switch #6 positioning on YCW & YCR water cooled chill-
ers does not affect operation.
CLOSED:
Switch #6 positioning on YCW & YCR water cooled chill-
ers does not affect operation.
* Positioning of this switch also affects the range of adjustments on the Suction Pressure Cut-out (page 54) and the Low Leaving Water
Temp Cut-out (page 53).
C O M F O R T
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L O W
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U N I T S
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Содержание YCWJ45EE0
Страница 29: ...FORM 150 24 NM27 YORK INTERNATIONAL 29 CONTROL CIRCUIT With I O Expansion Board LD02106...
Страница 30: ...30 YORK INTERNATIONAL FIG 9 SYSTEM WIRING...
Страница 31: ...FORM 150 24 NM27 YORK INTERNATIONAL 31 LD02678...
Страница 33: ...FORM 150 24 NM27 YORK INTERNATIONAL 33 LD02357 MOTOR TERMINAL BOX WIRING WITH MODEL 31AA MOTOR PROTECTOR...
Страница 34: ...34 YORK INTERNATIONAL FIG 10 CONNECTION DIAGRAM LD02358 MICROPANEL CONNECTION DIAGRAM WITHOUT EXPANSION BOARD...
Страница 35: ...FORM 150 24 NM27 YORK INTERNATIONAL 35 LD02679...
Страница 36: ...36 YORK INTERNATIONAL MICROPANEL CONNECTION DIAGRAM With I O Expansion Board LD02107...
Страница 37: ...FORM 150 24 NM27 YORK INTERNATIONAL 37 LD02108...