Johnson Controls YORK OPTIVIEW CONTROL CENTER, Operation Manual

Page: 24 / 142

JOHNSON CONTROLS
24
FORM 160.10-O1
ISSUE DATE: 4/27/2018
SECTION 2 - OPTIVIEW OPERATION
uid setpoint, to a maximum restart value of 80°F. The
chiller will automatically restart when this temperature
is reached. This setpoint can be used to reduce chiller
cycling by delaying the chiller restart until the cooling
load has increased.
Brine Low Evaporator Cutout
Access Level Required: SERVICE
This value is only available when the chiller is in
“Brine” chilled liquid mode. This allows the user to
specify the evaporator pressure at which a safety
shutdown is initiated. Service technicians refer to the
OptiView Control Center Retrofit Kit - Trane Service
Manual (Form 160.10-M1).
Smart Freeze (Off/On)
Access Level Required: SERVICE
This setting is only available when the chiller is in
“Water” chilled liquid mode. This feature allows the
user to enable or disable the Smart Freeze operation,
which permits the chiller to run closer to the freeze
point without shutting down. Service technicians re-
fer to the OptiView Control Center Retrofit Kit - Trane
Service Manual (Form 160.10-M1).
Refrigerant (Enabled / Disabled)
Access Level Required: SERVICE
Enables/Disables the display of the refrigerant temper-
ature sensor reading. This sensor should be enabled for
Trane applications when the optional refrigerant sensor
kit is installed.
Change Setpoints
Access Level Required: VIEW
Allows user to enter login password to change motor
settings. This button is only present at the “View” ac-
cess level.
NAVIGATION
Home
Access Level Required: VIEW
Returns the display to the Home screen.
Load Rate/Agitator Valves
Access Level Required: SERVICE
Advances to a sub-screen which allows programming
of load rate. Agitator valves are not used in this ap-
plication.