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9.12.2 Hydraulic oil change
Clean the area surrounding the pressure line fi lter. ⇒ Remove the pressure line fi lter (Fig. 38) and clean. For
complete tank drainage, lift the roller at the front transport eye bolt " O " (Fig. 38) using a crane. When the oil tank
has been completely drained, screw the oil plug "S" back in with a new seal. Fill the tank with oil. Start the engine and
allow to run until the hydraulic oil has distributed around the line system. Switch off the engine. Top up the tank again
if necessary. Fill the oil level up to the middle of the sight glass. Tank capacity approx. 47 l
Recommended oil types : Mobil HLP 46, Texaco Rando HD-C.
Equivalent oil types from other manufacturers can also be used.
Note:
Never start the engine with the hydraulic oil drained. Never allow the pumps to run without oil!
9.13 High-pressure line fi lter
Clean the area surrounding the high-pressure line fi lter. Remove the fi lter cartridge from the high-pressure line fi lter
(Fig. 38) and replace.
Remark:
Work on hydraulic systems may only ever be performed by specially qualifi ed staff with the relevant knowledge and
experience in hydraulics. Drain oil into a suitable container and dispose of in an environmentally responsible manner
together with the fi lter cartridge.
Recommendation:
Where major repairs have to be carried out on the hydraulic pipeline network, the hydraulic oil should also be
changed.