Liebherr pr724 crawler dozer service repair manual

Page 59

Service Manual

Tools and work instructions Special tools

Description Pressure gauge connection R½

Id. No. 7002436

Test fitting cpl. R6L R 10 L R 12 L

7409916 7406864 7409918

Screw coupling M 8x1 M 10x1 M 12x1,5 M 14x1,5 RÂź

7615321 5608462 7407071 7406865 7409720

Bulkhead screw coupling M 16x2

Remarks

PR Series 4 LR Series 4 RL Series 4

To seal at pressure checks, a square seal ring Id.No. 7409794 must be inserted

PR Series 4 LR Series 4 RL Series 4

Union nut and cutting ring are permanently installed on the test fitting

PR Series 4 LR Series 4 RL Series 4

To connect to additional test points on the machine

PR Series 4 LR Series 4 RL Series 4

To connect shorter test lines or for connections between test connection and pressure sensor

PR Series 4 LR Series 4 RL Series 4

To keep the loss of pressure to a minimum during tests, use shorter test hoses, if possible

PR Series 4 LR Series 4 RL Series 4

To loosen / counter when setting the pump regulating range

PR Series 4 LR Series 4 RL Series 4

To loosen / counter when adjusting the pump limit stop

7407070

Test hose NW 2 1000 mm 1500 mm 4000 mm 5000 mm

M-Type

7002437 7002475 7009134 7363732

Hook wrench 58 - 62 mm

7900282

Socket wrench for grooved nut variable displacement pump HPV

9792711

Illustration

Use with hook wrench Id. No. 7900282

copyright by

PR Litronic Serie 4 LR Litronic Serie 4 RL Litronic Serie 4

MJFCIFSS!

2.1.00 - 5 / 20


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