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Wear proper clothing...........................................................................................................29
Remove flammable fluids....................................................................................................29
Check bolt ratings and torques...........................................................................................29
Practice good housekeeping...............................................................................................30
Protect hoses and cables....................................................................................................30
Provide proper hydraulic fluid filtration................................................................................30
Protect accumulators from moving objects.........................................................................30
Do not exceed the Maximum Supply Pressure...................................................................30
Do not disable safety devices.............................................................................................30
Use appropriately sized fuses.............................................................................................30
Provide adequate lighting....................................................................................................31
Provide means to access out-of-reach components...........................................................31
Wear appropriate personal protection.................................................................................31
Handle chemicals safely ....................................................................................................31
Know system interlocks.......................................................................................................31
Know system limits..............................................................................................................31
Do not disturb sensors .......................................................................................................32
Ensure secure cables..........................................................................................................32
Stay alert ............................................................................................................................32
Contain small leaks ............................................................................................................32
Stay clear of moving equipment/avoid crush points ...........................................................32
Know the causes of unexpected actuator motions ............................................................32
Do not use RF transmitters ................................................................................................33
Know compressed gas hazards..........................................................................................33
Installation
HSM Site Preparation....................................................................................................................36
Series 293.1X HSM Hydraulic Connections..................................................................................36
Series 293.1X HSM Electrical Connections...................................................................................38
System Checks..............................................................................................................................40
Operation
HSM Control..................................................................................................................................42
HSM Pilot Pressure Considerations...............................................................................................42
Series 293.1X HSM Controls and Indicators.................................................................................43
Setting Low Pressure.....................................................................................................................44
Maintenance
Hydromechanical System Precautions..........................................................................................46
Model 293.1X HSM Main Filter Replacement................................................................................46
Model 293.1X HSM Pilot Filter Replacement.................................................................................48
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