Economizer Prv Calibration Screen; Figure 15 - Economizer Prv Calibration Screen - York YK-EP B Operation & Maintenance Manual

FORM 160.87-OM1
ISSUE DATE: 8/24/2018

ECONOMIZER PRV CALIBRATION SCREEN

FIGURE 15 - ECONOMIZER PRV CALIBRATION SCREEN

OVERVIEW
This screen displays a cutaway view of the chiller econo-
mizer compressor, revealing the Pre-Rotation Vanes and
provides the capability of calibrating the Pre-Rotation
Vanes.
Requires a login access level of SERVICE.
DISPLAY ONLY
Pre-Rotation Vanes Opening (LED)
Indicates the vanes are opening.
Pre-Rotation Vanes Closing (LED)
Indicates the vanes are closing.
JOHNSON CONTROLS
SECTION 2 - OPTIVIEW CONTROL CENTER INTRODUCTION
PRV Feedback Voltage
Displays the feedback voltage on the PRV motor.
PRV Calibration State
Displays the state of the PRV calibration as follows:
Off
Open
Check Open
Close
Check Close
Check Span
Pass
Fail
PRV Calibration State Timer
Displays the amount of time.
Vane Motor Switch
Displays the state of the Vane Motor Switch as being
either open or closed.
LD19631
45
2