Installation 23/44
Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20,
Bosch Rexroth AG
It is imperative to provide for absolute cleanliness. The diaphragm type accumulator
and all other parts used must be installed free from dirt.
Contamination of the hydraulic fluid may considerably impair the service life of the
diaphragm type accumulator.
The temperature of the diaphragm type accumulator must correspond to the
ambient temperature of the installation site. Allow the diaphragm type accumulator
to acclimatize sufficiently in order to adapt to the temperature conditions.
Before mounting the diaphragm type accumulator to the fluid connection, make sure
that the connection variant on the side of the hydraulic accumulator corresponds to
the connection on the system side.
7.3 Required tools
For the assembly of the diaphragm type accumulator, you need:
• Charging and test device (material number 0538103012 for diaphragm type
accumulator, material number 0538103014 for diaphragm and bladder-type
accumulators)
• Open-end wrench - for information on wrench sizes see data sheet 50150,
according to fluid connection variant
Table 5: Required wrench sizes of the open-end wrench
Diaphragm type accumulator:
Volume in liters
Open-end wrench: Wrench size
up to HAD...0.35
19 mm, 27 mm, 32 mm
from HAD...0.35
41 mm, 50 mm
7.4 Assembly of the diaphragm type accumulator
WARNING
Bursting of the diaphragm type accumulator (connection type E and E5) due to
insufficient wall thickness caused by corrosion!
Danger to life! Risk of injury! Damage to property!
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Re-establish sufficient corrosion protection on the male threads after completed
assembly of the diaphragm type accumulator with connection type E and E5
(see also data sheet 50150, chapter "Ordering code".
CAUTION
Danger of damage to property and personal injuries!
The assembly of the diaphragm type accumulator requires basic mechanical and
hydraulic knowledge.
▶
The diaphragm type accumulator may only be assembled by qualified personnel,
see chapter 2.4 "Qualification of personnel".
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Before the assembly, check the seal and the sealing surface of the accumulator
for damage.
Cleanliness
Temperature
Connections
