Lukas LSP 80 EN - Manual (Page 11)

11
13.2.3 Change of hydraulic oil
- after 200 uses, latest after 2 years, the hydraulic oil has to be changed.
- in any case if the oil of the pump (motor / hand pump) which belongs to the unit is changed. By
changing the used oil, it should be avoided that the new oil is polluted by the used oil of the rescue
tool.
Procedure:
The rescue tool is in closed (retracted) position • Change of oil has to be effected at the pump.
Screw off the return hose at the pump:
- in case of hose connection: screw off the connecting piece of the blue return hose.
- in case of quick connect couplings: screw off totally the coupling nut of the quick
connect coupling of the blue return hose.
Extend pump with tool slowly • Collect the used oil at the piston rod side in a separate tank and
dispose of the used oil (as the used oil of the pump) • Do not operate the pump any longer.
Connect the return hose again to the pump:
- Tighten the coupling nut of the quick connect coupling according to 13.3.6
- Screw the hose nipple into the valve bloc with M
A
= 45 Nm
- Ventilate the tool according to 9.1.1.
13.3 Repairs
13.3.1 Tip Replacement
Procedure:
- use a mandrel to drive out the tightening sleeve
- replace tip
- drive in new tightening sleeve - Attention ! Observe mounting position!
The tightening sleeve comes with the tip.
Attention: prior to mounting all sliding surfaces have to be carefully cleaned and greased with
LUKAS special grease.
13.3.2 Oil spill out of the control valve handle (see cover page item 13)
Pressure or return hose are not tightened properly.
Procedure:
Loosen the 2 allen screws (SW5) inside the handle sleeve and remove them together with the short
plastic isolation sleeves. Pull handle sleeve backwards until the hose connection points become
visible and retighten the retaining nut. Change hose connection sealing rings if necessary. Place
handle sleeve again and tighten it with the 2 allen screws. Make sure that the plastic isolation
sleeves are placed properly on the allen screws before mounting.
13.3.3 Change protection boot (see cover page item 5)
The protection boot shall protect the operator against injuries caused by the moving levers. If the
protection boot is damaged it has to be replaced.
Procedure:
Remove the carrying handle • Change protection boot(s) • Mount and tighten carrying handle.
13.3.4 Carrying handle (see cover page item 4)
Damaged carrying handles have to be replaced immediately.
Procedure:
Remove the handle (held by 2 screws) and change it against a new one • Change screws and
disks if necessary.