Fundamental rules4
General information concerning control block 4.1
connection
When removing the block, all openings must be plugged immediately to
prevent any contamination of the hydraulic system.
When replacing the block, remove the plastic plugs from the openings and
lines just before making the connections.
Do not tighten connectors to a torque greater than that specified in the
assembly instructions.
Check the hydraulic installation’s oil quality and filtration capacity during all
servicing/maintenance operations.
The use of Teflon tape, hemp and joint filler is prohibited.
Hydraulic lines and connections must not be under any strain whatsoever.
Removal / installation of the SM 12 5
control block
General recommendations5.1
NOTICE
Property damages risk
BEFORE REMOVING THE SM 12 CONTROL BLOCK FROM f
THE MACHINE, THE BLOCK AND ITS SURROUNDINGS MUST
BE THOROUGHLY CLEANED (DO NOT DIRECT THE JET OF A
PRESSURE WASHING UNIT DIRECTLY AT THE UNIT).
NO IMPURITIES MUST ENTER THE HYDRAULIC SYSTEM. f
PLASTIC PLUGS ARE TO BE FITTED ON LINES AND ORIFICES
IMMEDIATELY FOLLOWING THEIR REMOVAL.
DANGER
Wear protective clothing and use suitable equipment to prevent f
accidents, particularly concerning the hydraulic fluid.
Use the lifting eyes and suitable handling equipment. f
Set all actuators connected to the machine in neutral position (on the f
ground, at lower limit ...) to avoid accidents which could result from
uncontrolled movements of the equipment when the hydraulic system
is disconnected.
With the machine off, release the pressure remaining in the system f
by manipulating all of the distribution spools. This is performed by
moving the handle in all directions.
8/30 Bosch Rexroth AG Type SM 12 | RE 64122-S/06.2011
Fundamental rules
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