Commissioning 29/44
Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20,
Bosch Rexroth AG
Fig. 10: Checking the gas filling pressure
1
Cover cap on the gas port
2
Gas filling screw with venting groove
3
Seal ring (below the gas filling screw)
Proceed as follows to set the pre-filling pressure:
▶
Make sure that the system is depressurized.
▶
Remove the cover cap from the gas side of the diaphragm type accumulator.
▶
Connect a nitrogen bottle to the prefill valve via the hose of the charging and test
device.
DANGER!
Uncontrolled release of a significant amount of gas!
Danger to life! Risk of suffocation!
▶
Make sure that the workplace is sufficiently ventilated.
▶
For checking the gas filling pressure, always use the suitable charging and test
device (for diaphragm type accumulator with material number 0538103012 or for
bladder and diaphragm type accumulator with material number 0538103014).
DANGER!
Explosion of the diaphragm type accumulator when charged with
unapproved gas!
Danger to life! Risk of injury!
▶
Only use nitrogen for filling of the diaphragm type accumulator
(at least cleanliness class 4.0, N
2
= 99.99 vol.%).
2
3
1
Setting the pre-filling
pressure
