Table 75: Programmable
Button
V09 software
and earlier
V10 and later
with YORK
Chiller Access
Manager
Description
Local Motor
Current Limit
Operator
Standard
Allows the user to specify the maximum allowed motor current (as a
percentage of FLA). When the motor current reaches this value, the pre-
rotation vanes will not be permitted to open further. If the motor current
rises above this value, the pre-rotation vanes close to reduce the current
to this value.
Pulldown
Demand Limit Operator
Standard
Allows the user to specify the current limit value (as a percentage of FLA)
to which the chiller will be limited during the specified pulldown time.
This value will override the Motor Current Limit Setpoint during this time
period. The pre-rotation vanes are used to limit the motor current to this
value.
Pulldown
Demand Time Operator
Standard
Allows the user to set the period of time for which the pulldown demand
limit will be in effect.
Full Load Amps Service
JCI Service
Defines the maximum amps at which the motor can operate. This value is
viewable when logged in at Operator or View access level.
Starting
Current
Service
JCI Service
Defines the maximum allowed motor starting amps. The starter will limit
the starting current to this value.
KWH Reset
Admin
Admin
Allows the user to reset the cumulative Kilowatt hours.
Table 76: Navigation
Button
V09 software
and earlier
V10 and later
with YORK
Chiller Access
Manager
Description
Home
View
View
Returns the user to Home Screen.
Motor Lube
View
View
Moves to the subscreen allowing operator acknowledgment of the
compressor motor lubrication and viewing of the compressor motor
lubrication parameters.
Motor Details
Service
JCI Service
Moves to a subscreen that provides information and setpoints pertinent
to the Motor Monitoring feature.
85
Model YK Style H Centrifugal Liquid Chillers with OptiView Control Center