Removal of the Interne pilot oil supply block Y6.6
Block remplacement
On the plate adjacent to the inlet element, unscrew the 4 mounting screws
(6 mm socket wrench).
Remove:
the block •
the 4 o-rings. •
Reassembly:
replace the block and the 4 o-rings,1.
reassemble parts in reverse order,2.
torque for the 4 mounting screws: 18 ± 10% N.m.3.
The control block does not need to be removed from the machine to
perform this operation.
DANGER
Oil pressure
Machine off:
place all of the machine’s actuators connected to the control block in f
neutral position,
release stored pressure by operating all the spools. f
NOTICE
Environment damages risk
Install a vacuum pump on the tank to limit oil leakage during this f
operation.
Collect possible leaks with a suitable receptacle. f
RE 64122-S/06.2011 | Type SM 12 Bosch Rexroth AG 15/30
Inlet and outlet elements repair procedure
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