Above-Reservoir Installation - Bosch rexroth 11 Series Instruction Manual

Table 10: Inside-reservoir installation
Installation position
4 (drive shaft horizontal)
5 (drive shaft vertically up) T

7.3.3 Above-reservoir installation

Above-reservoir installation means that the axial piston unit is installed above the
minimum fluid level of the reservoir.
To prevent the axial piston unit from draining, a height difference h
25 mm at port T is required in installation position 7.
2
Observe the maximum permissible suction height h
The permissible suction height h
6
F
T
1
T
2
h
S max
h
t min
h
min
Fig. 11: Above-reservoir installation A15VO/A15VLO with installation position 6–7
Drain port
T , T , T
1 2 3
F Filling/air bleeding
S Suction port
SB Baffle (baffle plate)
Port F is part of the external piping and must be provided on the customer side
to make filling and air bleeding easier.
Table 11: Above-reservoir installation
Installation position
6 (drive shaft horizontal)
7 (drive shaft vertically up)
Air bleed
T
1
2
is derived from the total pressure loss.
S
7
T
3
S
h
S max
h
t min
SB
h
min
h
t min
h
min
h
ES min
h
S max
Air bleed
F
F
RE 92511-01-B/2019-10-09, A15V(L)O Series 11, Bosch Rexroth AG
Installation
Filling
the housing of the axial piston
unit is to be filled using T
attachment of the piping
the housing of the axial piston
unit is to be filled using T
attachment of the piping
of at least
ES min
= 800 mm.
S max
F
h
T
ES min
2
T
1
S
T
3
SB
Minimum required immersion depth
(200 mm)
Minimum required distance to
reservoir bottom (100 mm)
Minimum height required to prevent
axial piston unit from draining
(25 mm)
Maximum permissible suction height
(800 mm)
Filling
(F)
T
1
(F)
T
2
31/64
before
1
before
2