Dimensions basic machine, Dimensions, Refill capacities in us gallons – Liebherr PR 754 Litronic User Manual

Page 13: Hydraulic system

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Dimensions

PR 754

PR 764

Rigid

Single bogie

Rigid

Single bogie

Double link

undercarriage

suspension

undercarriage

suspension

bogie

suspension

A Height over cab

mm

3,630

3,935

ft-in

11’11”

12’11”

B Overall length without attachments

mm

4,875

5,280

ft-in

16’0”

17’4”

C Distance idler/sprocket center

mm

3,174

3,540

ft-in

10’5”

11’7”

D Height of grousers

mm

84

84

in

3.31”

3.31”

E Track gauge

mm

2,180

2,240

ft-in

7’2”

7’4”

F Total width over tracks

mm

2,749

2,850

ft-in

9’0”

9’4”

G Total width over blade-mounting

mm

3,145

3,263

trunnions

ft-in

10’4”

10’8”

H Ground clearance

mm

630

695

in

25”

27”

Tractor shipping weight

1

kg

28,947

29,842

37,537

38,037

38,437

lb

63,817

65,790

82,755

83,857

84,739

1

Includes coolant, lubricants, 20% fuel, ROPS/FOPS cab and track shoes 560 mm/22” for PR 754, track shoes 610 mm/24” for PR 764.

Dimensions

Basic machine

Refill capacities in US gallons

PR 754

PR 764

Fuel tank

650 l (171.6 gallons)

860 l (227 gallons)

Cooling system

74 l (19.5 gallons)

85 l (22.4 gallons)

Engine oil with oil filters

43 l (11.4 gallons)

70 l (18.5 gallons)

Splitter box

5.5 l

(1.5 gallons)

6.4 l (1.7 gallons)

Hydraulic tank

215 l (56.8 gallons)

281 l (74.2 gallons)

Final drive, each

18.5 l

(4.9 gallons)

22.5 l (5.9 gallons)

PR 754 Litronic PR 764 Litronic

13

Hydraulic system

PR 754

PR 764

System type

Load Sensing proportional pump flow control

Pump type

Swash plate variable displacement piston pump

Pump flow max.

261 l/min / 68.9 gpm

352 l/min / 92.9 gpm

Pressure limitation

260 bar / 3,770 PSI

260 bar / 3,770 PSI

Control valve

2 segments, expandable to 4

Filter system

Return filter with magnetic rod in the hydraulic

tank

Control

Single joystick for all blade functions

NTB_PR754-764_T_enUS_11-02.indd 13

27.01.11 11:41

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