Liebherr l544 443 wheel loader service repair manual sn:6190 to 7476

Page 19

Service Manual

Product description Technical data

Stabilisation module

Description Cut-off valve Actuator cylinder switching point Safety valve

Value 170 20 260+20 300+10

Unit bar bar bar

Description Number of hydraulic accumulators Hydro accumulator volume Preload pressure (nitrogen filling) Oil filling

Value 5 750 25 2 150

Unit Units cm³ bar cm³

Description Piston diameter Rod diameter Stroke length

Value 130 80 745

Unit mm mm mm

Description Piston diameter Rod diameter Stroke length

Value 150 80 455

Unit mm mm mm

Return suction filter

Description Filtration grade

Value Unit 10 µm

Return strainer

Description Filtration grade

Value Unit 40 µm

Description Filtration grade Inlet opening pressure Outlet opening pressure

Value 10 0.03 0.5

Unit µm bar bar

Value DFR 45 111 37 210 5

Unit

LFD hydro accumulator

Lift cylinder

Tilt cylinder

Breather filter

2.1.6

Steering system

Steering pump Description Type Max. displacement Flow at rated engine speed Power output Pressure cut-off

L544 - 443 / 6190 - 7476 L554 - 453 / 0501 - 7476

! MJFCIFSS

cm³ l/min kW bar

2.0 - 7 of 12


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