Bosch VLH 2140 Erstinbetriebnahme Seite 34

en 34 | VLH 2140 | Installation
3.5.3 Installing hydraulic pipes
1. Install the metal hydraulic pipes in line with the
hydraulic system routing diagram.
Fig. 22: Hydraulic system routing diagram
1 Hydraulic unit
2 Fluid tank
3 Control lever and microswitch
4 Hydraulic cylinder in control column
5 Hydraulic cylinder in secondary column
6 T-piece
7 Straight connecting pieces
8 Hose (return if cylinder leaking)
9 Connecting pipe in overhead beam
!
Support the connecting pieces with an open-ended
wrench when tightening the unions.
Fig. 23: Connecting hydraulic pipes
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2. Install the hoses in line with the hydraulic system
routing diagram.
3. Use cable ties to attach the hoses to the hydraulic
pipes.
Fig. 24: Installing hoses
1 Hose to fluid tank (return)
2 Hose to cylinder head at control column
3 Hose to cylinder head at secondary column
i
If a hydraulic cylinder is leaking, the hydraulic fluid
can flow back into the fluid tank via the hose.
4. Fill the tank with hydraulic fluid. Fit the tank cap
again.
Fig. 25: Pouring in hydraulic fluid
1 Tank cap with hose
MAX = Maximum level
MIN = Minimum level
!
Use hydraulic fluid as per ISO 32 specification.
Robert Bosch GmbH