Remove flammable fluids....................................................................................................27
Check bolt ratings and torques...........................................................................................27
Practice good housekeeping...............................................................................................28
Protect hoses and cables....................................................................................................28
Provide proper hydraulic fluid filtration................................................................................28
Protect accumulators from moving objects.........................................................................28
Do not exceed the Maximum Supply Pressure...................................................................28
Do not disable safety devices.............................................................................................28
Use appropriately sized fuses.............................................................................................28
Provide adequate lighting....................................................................................................29
Provide means to access out-of-reach components...........................................................29
Wear appropriate personal protection.................................................................................29
Handle chemicals safely ....................................................................................................29
Know system interlocks.......................................................................................................29
Know system limits..............................................................................................................29
Do not disturb sensors .......................................................................................................30
Ensure secure cables..........................................................................................................30
Stay alert ............................................................................................................................30
Contain small leaks ............................................................................................................30
Stay clear of moving equipment/avoid crush points ...........................................................30
Know the causes of unexpected actuator motions ............................................................30
Do not use RF transmitters ................................................................................................31
Know compressed gas hazards..........................................................................................31
Installation
HSM Site Preparation....................................................................................................................34
Model 293.22 HSM Hydraulic Connections...................................................................................34
Model 293.22 HSM Electrical Connections....................................................................................36
System Checks..............................................................................................................................37
Operation
HSM Control..................................................................................................................................40
HSM Pilot Pressure Considerations...............................................................................................40
Model 293.22 HSM Controls and Indicators..................................................................................41
Setting Low Pressure.....................................................................................................................42
Maintenance
Hydromechanical System Precautions..........................................................................................46
Model 293.22 HSM Main Filter Cleaning.......................................................................................46
Model 293.22 HSM Pilot Filter Replacement.................................................................................48
Checking the Accumulators...........................................................................................................49
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