SECTION 2 - OPTIVIEW CONTROL CENTER INTRODUCTION
JOHNSON CONTROLS
75
FORM 160.54-O1
ISSUE DATE: 9/10/2014
2
OVERVIEW
This screen displays a cutaway view of the chiller com-
pressor, revealing the Pre-rotation Vanes and provides the
capability of calibrating the Pre-rotation Vanes for either
Variable Speed Drive or Hot Gas Bypass applications.
Requires a login access level of SERVICE.
Service Technicians refer to the OptiView
Control Center - Service Instructions
(Form 160.54-M1) for operation instruc-
tions and explanation of all programmable
setpoints and displayed values.
DISPLAY ONLY
Pre-rotation Vanes Opening (LED)
Indicates the vanes are opening.
Pre-rotation Vanes Closing (LED)
Indicates the vanes are closing.
Calibration in Progress (LED)
Indicates the calibration sequence is in progress.
Calibration Messages
These are text messages which step the user through the
calibration process and indicate its success or failure.
Pre-rotation Vanes Voltage
(Software version C.OPT.01.23.307 and later)
Displays the Pre-rotation Vanes position potentiom-
eter feedback voltage when the PRV potentiometer is
connected directly to the 031-02430 Microboard. This
applies to those chillers equipped with Variable Geom-
etry Diffuser, VSD (Modbus Communications config-
uration) and Hot Gas Bypass
Displayed as Hot Gas PRV Voltage in software ver-
sion C.OPT.01.22.307 and earlier. In these versions,
the PRV Position Potentiometer feedback voltage is
displayed when the Hot Gas Bypass feature is enabled.
For fields requiring access level of SER
-
VICE. Service Technicians refer to the
OptiView Control Center - Service Instruc
-
tions (Form 160.54-M1) for operation
instructions and explanation of all pro-
grammable setpoints and displayed values.
PRE-ROTATION VANES CALIBRATION SCREEN
LD18230
FIGURE 23 -
PRE-ROTATION VANES CALIBRATION SCREEN
