York YK-EP B Operation & Maintenance Manual page 90

SECTION 2 - OPTIVIEW CONTROL CENTER INTRODUCTION
PROGRAMMABLE
Local Motor Current Limit
Access Level Required: OPERATOR
Allows the user to specify the maximum allowed mo-
tor current (as a percentage of FLA). When the mo-
tor current reaches this value, the Pre-Rotation Vanes
will not be permitted to open further. If the motor cur-
rent rises above this value, the Pre-Rotation Vanes will
close to reduce the current to this value.
Pulldown Demand Limit
Access Level Required: OPERATOR
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 limit time. This value
will override the Motor Current Limit value during this
time period. This function is used to provide energy
savings following chiller start-up.
Pulldown Demand Time
Access Level Required: OPERATOR
Allows the user to set a period of time for which the
pulldown demand limit will be in effect after the chiller
starts.
kWH Reset
Access Level Required: ADMIN
Allows the user to reset the cumulative Kilowatt hours
to zero (0).
Filter Inhibit (Harmonic Filter installed Only)
Access Level Required: SERVICE
Disable the filter logic from activating, although the
system will still communicate with the device. Only
available when chiller is stopped.
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NAVIGATION
Home
Access Level Required: VIEW
Returns user to HOME Screen.
VSD Details
Access Level Required: VIEW
Moves to the subscreen which provides more informa-
tion about the Variable Speed Drive.
Motor Lube
Access Level Required: VIEW
Moves to the subscreen allowing operator acknowl-
edgement of the compressor motor lubrication and
viewing of the compressor motor lubrication param-
eters. Only displayed if this option is installed.
Motor Details
Access Level Required: SERVICE
Moves to a subscreen that provides information and
setpoints pertinent to the Motor Monitoring feature.
Only displayed if this option is installed.
FORM 160.87-OM1
ISSUE DATE: 8/24/2018
JOHNSON CONTROLS