HYDAC International SB Instrucciones De Montaje Y Reparación página 13

– Unscrew and remove the lock nut (4) using a suitable tool.
– Check that it is depressurised by pushing in the gas valve
insert (3).
– Remove the vent screw (19) from the oil valve (9-13).
– Loosen and unscrew groove nut (18) using appropriate
C-spanner (see table "TOOLS").
NOTICE
If difficult to remove, the spacer (17*) can be knocked
loose using a mallet.
– Remove the spacer (17*).
– Loosen the oil valve (9-13) and push it into the
accumulator shell (1).
– Reach into the opening and remove the following parts
from the oil valve (9-13) within the accumulator shell:
support ring (23*), O-ring (16), washer (15).
– Take the parts out of the accumulator shell (1) through the
opening.
– Reach into the opening again and loosen the anti-
extrusion ring (14) from the oil valve (9-13).
* not present on all accumulator types
– Then fold the anti-extrusion ring (14) as shown in the
picture and remove it from the accumulator shell (1).
– Remove the oil valve (9-13) from the accumulator shell
(1).
– Pull the bladder (2) through the opening of the fluid side of
the accumulator shell (1) (draw a vacuum).
EN
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