Liebherr l538 432 wheel loader service repair manual sn:0101

Page 42

Maintenance

Service Manual 3.6.13

Checking the pressure regulation of variable displacement motor 2 ........................................................ 3.6-12

3.6.14

Checking the working hydraulics pump flow controller...... 3.6-13

3.6.15

Checking the secondary pressure relief valves on the control block L524.............................................................. 3.6-14

3.6.16

Checking the secondary pressure relief valves on the control block L534, L538.................................................... 3.6-14

3.6.17

Checking the LS pressure cut-off on the control block L524 ................................................................................... 3.6-15

3.6.18

Checking the LS pressure cut-off on the control block L534, L538 ......................................................................... 3.6-15

3.6.19

Checking the P kinematics pre-tension valve on the control block L534, L538.................................................... 3.6-16

3.6.20

Checking the opening and closing pressure of the compact brake valve.......................................................... 3.6-16

3.6.21

Checking the accumulator charge pressure ...................... 3.6-17

3.6.22

Checking the brake pressure on the compact brake valve................................................................................... 3.6-17

3.6.23

Checking the brake light pressure switch .......................... 3.6-18

3.6.24

Checking the capacity of the brake accumulator............... 3.6-19

3.6.25

Checking the inch/brake system overlap........................... 3.6-19

3.7

3.0-4 of 4

Lubricants and fuels....................................................................... 3.7-1 3.7.1

Handling lubricants and fuels............................................... 3.7-1

3.7.2

Lubricating oils for diesel engines ....................................... 3.7-2

3.7.3

Diesel fuels .......................................................................... 3.7-4

3.7.4

Engine coolants (L524, L534).............................................. 3.7-5

3.7.5

Coolants for diesel engines (L538) ...................................... 3.7-6

3.7.6

Hydraulic oils........................................................................ 3.7-9

3.7.7

Lubricating oils for the transmission .................................. 3.7-10

3.7.8

Grease for general lubrication points................................. 3.7-11

MJFCIFSS

L524 - 438 / from 0101 L534 - 434 / from 0101 L538 - 432 / from 0101


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