Preparing For Commissioning; First Commissioning - Bosch Rexroth HAD 1 Series Operating Instructions Manual

28/44 Commissioning
Bosch Rexroth AG, Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20

8.1 Preparing for commissioning

The diaphragm type accumulator is shipped ex works with a coating and a level of
protection of a salt spray test of 240 hours according to ISO 9227. The machine
end-user is responsible for assuring sufficient corrosion protection corresponding to
the environmental conditions and requirements.
The examination of the diaphragm type accumulator prior to commissioning as
well as the recurring tests are to be performed according to national rules.
▶ Add the coating at the gas port, if required.
▶ Make sure that the diaphragm type accumulator is intact.
▶ By means of the information provided on the embossing, make sure that the
diaphragm type accumulator corresponds to the specifications provided on the
hydraulic circuit diagram or in the system parts list.
▶ Check that the hydraulic fluid used in the hydraulic system corresponds to the
specifications provided in the data sheet of the diaphragm type accumulator.
▶ Make sure that the maximum admissible operating pressure of the diaphragm
type accumulator is equal to or greater than the maximum operating pressure of
the hydraulic circuit.
▶ Check whether the operating temperatures are within the limits mentioned on
the embossing.
▶ Make sure that the diaphragm type accumulator has been installed completely
and without tension stress.
▶ Lay out ready the Bosch Rexroth charging and test device (for diaphragm type
accumulator with material number 0538103012 or for bladder and diaphragm
type accumulators with material number 0538103014) and its operating
instructions.

8.2 First commissioning

To commission the diaphragm type accumulator, you should proceed as follows:
▶ Set the diaphragm type accumulator to the specified pre-filling pressure
according to the circuit diagram prior to any commissioning.