Cleaning And Maintenance; Troubleshooting - rawlink 56697 Gebrauchsanweisung

Venting
• Open the venting valve by turning it
anticlockwise.
• Pump the handle quickly several times to
vent the system. Close the venting valve
again.

Troubleshooting

Problem
The jack cannot be
lowered fully.
The hydraulic jack
cannot hold the load.
The hydraulic jack
cannot lift to full
height.
The hydraulic jack
seems weak when
lifting.
The hydraulic jack
cannot lift the load.
Cause
1. There is air in the hydraulic
system.
2. The venting valve is stuck.
1. The venting valve is open.
1. The oil level is too low.
2. There is air in the hydraulic
system.
1. There is air in the hydraulic
system.
2. The vent valve is not fully
closed.
3. The hydraulic oil is
contaminated.
1. The load is too heavy.
2. There is air in the hydraulic
system.
3. The oil level is too low.

Cleaning and maintenance

• The hydraulic jack can be wiped with
a damp cloth and a little detergent, if
required.
• Do not use strong, abrasive or corrosive
cleaning agents on the hydraulic jack,
as these may damage the components.
Oil and grease can be removed using
cleaning benzine or similar.
• Lubricate all moving parts regularly with
lubricating spray or a light oil and check
the hydraulic oil level before each use.
• Always store the hydraulic jack in its fully
lowered position, so that the hydraulic
cylinder gets the best protection against
rusting.
Possible solution
1. Vent the hydraulic system.
2. Clean and lubricate the
venting valve.
1. Close the venting valve.
1. Unscrew the oil plug and
top up with fresh hydraulic
oil.
2. Vent the hydraulic system.
1. Vent the hydraulic system.
2. Close the venting valve.
3. Replace the hydraulic oil.
1. Use a stronger jack for the
task.
2. Close the venting valve.
3. Unscrew the oil plug and
top up with fresh hydraulic
oil.
GB
25