Owner manual

Operator’s Panel
Main Screen
The Main screen is displayed initially when the HPU is powered up. The following table describes the
pushbuttons and indicators on the Main screen.
Main Screen
DescriptionName and Location
Indicator. Indicate the various state of the HPUFaulted/Ready/Running/High
Pressure/Alarm/Overtemp Bypass
Faulted - red: Indicates when an interlock has occurred and
the HPU has been shut down.
Ready - green: Indicates the interlocks are cleared and the
HPU is ready to start.
Running - green: Indicates the HPU is running in low pressure.
High Pressure - green: Indicates at least one pump motor is
running in high pressure.
Alarm - yellow: Indicates a filter is dirty and needs attention.
Overtemp Bypass - yellow: Indicates an over temperature
interlock has occurred and the HPU has been put into a bypass
mode to circulate hydraulic fluid through the heat exchanger
until the hydraulic fluid level reaches an acceptable
temperature,
50 Series 505G2 SilentFlo™ Hydraulic Power Unit Product Information
Operation