York YK-EP Operation And Maintenance Manual page 52

Table 34: Display
Field/LED name
Vane Motor Switch
PRV Position
% Full Load Amps
Calibration in Progress
(LED)
Note:
For fields requiring access level of SERVICE. Qualified service technicians should refer to
the OptiView Control Center Service for operation instructions and explanations of all
programmable setpoints and displayed values.
Table 35: Programmable
Button
PRV Actuator Mode
Open
Close
Hold
Auto
Start Calibration
Table 36: Navigation
Access level
Button
required
Home View
Economizer
View
Compressor
52
Description
Displays the state of the Vane Motor Switch as being either open or
closed.
Displays the position of the Pre-Rotation Vanes in percent over the
range of 0% (full close) to 100% (full open).
Displays the full load amps of the economizer compressor motor in
percentage.
Indicates the calibration sequence is in progress.
Description
Displays the Pre-Rotation Vanes actuator mode as Manual or
Automatic.
Pressing this button will open the Pre-Rotation Vanes.
Pressing this button will close the Pre-Rotation Vanes.
Pressing this button will hold the Pre-Rotation Vanes in a set
position.
Pressing this button will set the economizer Pre-Rotation Vane
actuator command to Auto. This button will be enabled only when
the Economizer PRV Actuator Mode is not Manual.
Pressing this button begins the calibration process. When the
Start button is pressed, it will change to a Stop Calibration button.
Pressing the Stop Calibration button will stop the calibration process
and change the button back to the Start Calibration button
Description
Returns user to HOME Screen.
Returns user to ECONOMIZER COMPRESSOR screen
YK-EP Style B Centrifugal Chiller