OPERATING INSTRUCTIONS RH 120 E Inspection and servicing Filling in hydraulic oil Fill in hydraulic oil through the return-flow filters. " Remove cap (19, Fig. 3-60:). " Fill in hydraulic oil through the opening until the oil level lies between the ½ and the ¾ marks of the inspection glass (1, Fig. 3-61:) (oil grade cf. "Refilling quantities - Oil").
Hydraulic oil can also be filled by means of the service station (Fig. 3-62:). " Unscrew cap of express coupling (10). " The use of the hose line is described under "hose line for oil and cooling-lequid changes". Connect filling hose express coupling of the service vehicle. Fill in hydraulic oil until the oil level lies between the ½ and the ¾ marks of the inspection glass (1, Fig. 3-61:) (oil grade cf. "Refilling quantities - Oil").
Fig. 3-60: Fig. 3-62:
" The oil level is also displayed on the BCSscreen (Fig. 3-63:). " Vent the hydraulic system. " Check the oil level in the hydraulic oil reservoir. Top up with oil, if required. " Unscrew the hose line. The express coupling closes automatically. Screw protective cap back in place. Fig. 3-61:
" Vent the hydraulic system. " Check the oil level in the hydraulic oil reservoir. Top up with oil, if required.. " Refit cap (19, Fig. 3-60:).
Fig. 3-63:
BA RH120E(3 668 330.00)-EN
3-59
