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Do not disable safety devices.....................................................................................................27
Use appropriately sized fuses.....................................................................................................27
Provide adequate lighting...........................................................................................................27
Provide means to access out-of-reach components....................................................................28
Wear appropriate personal protection.........................................................................................28
Handle chemicals safely ............................................................................................................28
Know system interlocks.............................................................................................................28
Know system limits....................................................................................................................28
Do not disturb sensors ...............................................................................................................28
Ensure secure cables...................................................................................................................28
Stay alert ....................................................................................................................................29
Contain small leaks ...................................................................................................................29
Stay clear of moving equipment/avoid crush points .................................................................29
Know the causes of unexpected actuator motions .....................................................................29
Do not use RF transmitters ........................................................................................................29
Know compressed gas hazards...................................................................................................29
Labels.........................................................................................................................................30
Installation
33
Model 505.60—505.180 HPU Electrical, Hydraulic, and Water Connections......................................34
HPU Setup..............................................................................................................................................40
About the Optional Surge Suppressor Accumulator Precharge.............................................................44
Check the Precharge Pressure................................................................................................................44
Decrease the Pressure.............................................................................................................................46
Increase the Accumulator Precharge Pressure.......................................................................................46
Operation
49
Operator’s Panel.....................................................................................................................................50
Main Screen................................................................................................................................50
Status Screen..............................................................................................................................53
Auto Setup..............................................................................................................................................56
Setting Up Run On Demand (ROD).......................................................................................................58
Run On Demand Detailed Example.......................................................................................................59
Operate the HPU Locally or Remotely..................................................................................................61
Local Operation..........................................................................................................................61
Remote Operation.......................................................................................................................61
Recover From an Interlock.....................................................................................................................62
Hyd Fluid Low Level.................................................................................................................62
Hyd fluid overtemperature.........................................................................................................63
Watchdog Fault...........................................................................................................................63
Dirty filter...................................................................................................................................64
Changing the Water Flow.......................................................................................................................64
Reset the Thermal Overloads and Circuit Breakers...............................................................................65
4 Series 505G2 SilentFlo™ Hydraulic Power Unit Product Information
