York YK-EP Operation And Maintenance Manual page 84

Table 72: Programmable
Button Access level
Manual
Pump
Operator
(Enabled/
Disabled
Standby Lube
(Enabled / Service
Disabled)
Pressure
Service
Setpoint
Table 73: Navigation
Button Access level
Home View
Oil Sump View
84
Description
This key puts the oil pump control in manual mode and forces it
to RUN. The oil pump is limited to running for a maximum of ten
(10) minutes. If a longer running time is desired, this key must
be pressed again. Manual Oil Pump control is disabled (and the
button hidden) during System Prelube, System Run, Proximity Probe
Calibration, Seal Lubrication, and System Coastdown.
Allows the user to enable or disable the standby lube operation.
When enabled, this function causes the oil pump to operate for a
period of two (2) minutes at 24- hour intervals from when the oil
pump was last run for at least 2 minutes.
(Variable Speed Oil Pump Only) The Variable Speed Oil Pump (VSOP)
operates to control to a defined Oil Pressure value. This key allows
the user to define the setpoint for the VSOP control.
Description
Returns user to HOME Screen.
Returns the user to the OIL SUMP Screen.
YK-EP Style B Centrifugal Chiller