OM 25-3503 us – Edition 4.1 * 2503_3503b610.fm 6-3
Technical datac
Hydraulic system
Stabilizer blade
Operating hydraulics
Tracks
Hydraulics Model 3503
Pump
Double variable displacement pump +
gear pump + pilot control pump
Flow rate
43.5 + 43.5 + 24.1 + 8.9 l/min
(11.5 + 11.5 + 6.4 + 2.4 gal/min)
Operating pressure for operating and travel
hydraulics
240 bar (3,481 psi)
Swivel unit operating pressure 210 bar (3,046 psi)
Hydraulic oil radiator Standard
Hydraulic tank capacity (system fill) 50 l (13.2 gal)
Stabilizer blade Model 3503 Model 3503 tiltable
Width 1620 mm (64 in)
Height 370 mm (15 in) 350 mm (14 in)
Max. lift over subgrade 410 mm (16 in) 385 mm (15 in)
Scraping depth 480 mm (19 in) 529 mm (21 in)
Tilting angle -- +/à 25°
Operating hydraulics Model 3503
Max. operating pressure 240 bar (3,481 psi)
Main pressure restriction for boom/bucket/stick 240 bar (3,481 psi)
Main pressure restriction for stabilizer blade 210 bar (3,046 psi)
Main pressure restriction for pilot control pressure 35 bar (508 psi)
Main pressure restriction for swivel drive (hydraulic motor pres-
sure restriction)
200 bar (2,901 psi)
Filter Return filter
Hydraulic reservoir capacity 50 l (13.2 gal)
Type Width Ground pressure Ground clearance Remarks
Rubber 300 mm (12 in) 0.34 kg/cm
2
(4.8 lbs/in
2
)
1
1. Ground pressure can be higher depending on the configuration chosen.
260 mm (10 in) Standard
Steel 300 mm (12 in) 0.34 kg/cm
2
(4.8 lbs/in
2
)
1
270 mm (11 in) Option