York YK-EP Operation And Maintenance Manual page 103

Table 97: Display only
Field/LED name
Pulldown Demand Time Left Displays the time remaining in the programmed pulldown period.
Input Power
KW Hours
Table 98: Programmable
Button Access level
Full Load
Service
Amps
Voltage
Service
Range
Starting
Service
Current
Open SCR
(Enabled/ Service
Disabled)
Shorted SCR
(Enabled/ Service
Disabled)
KWH Reset Service
Motor Details Service
Motor Lube View
Table 99: Navigation
Button Access level
Home View
Economizer
Service
Compressor
YK-EP Style B Centrifugal Chiller
Description
Displays the kilowatts measured by the Solid State Starter.
Displays the cumulative amount of kilowatts used over time.
Description
Defines the maximum amps at which the motor can operate. This
value is viewable when logged in at OPERATOR or VIEW access level.
Allows the user to select specific line voltage range for voltage
checking. When not disabled, this line voltage range is used to
determine a low line and high line voltage threshold for initiating a
shutdown.
Defines the maximum allowed motor starting amps. The Solid State
Starter will limit the motor starting current to this value.
Allows the user to enable or disable the Solid State Starter Open
SCR safety detection. This must never be disabled unless under
advisement of the YORK Factory.
Allows the user to enable or disable the Solid State Starter Shorted
SCR safety detection. This must never be disabled authorized by a
Johnson Controls Representative.
Moves to a screen to allow a service technican to reset the KWH.
Moves to a subscreen that provides information and setpoints
pertinent to the Motor Monitoring feature. Only displayed if this
option is installed.
Moves to the subscreen allowing operator acknowledge-ment of the
compressor motor lubrication and viewing of the compressor motor
lubrication parameters. Only displayed if this option is installed.
Description
Returns user to HOME Screen.
Moves to a screen displaying the Economizer Compressor
information
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