Kubota kx61 3 excavator service repair manual

Page 10

KX61-3, KX71-3 WSM

General

(4) Hose screw

Metric Size Hose

!

i

Tightening torque N'm kgf-m

1

Thread size (piping screw)

1

Union nut section

i

Thread size (piping screw)

Wrench size

. Taper thread section

1

M12)( 1.5 7.8 -11.8 N'm 0.8 - 1.2 kgf'm

1/8"

I

i i 1

24.5 - 29.4 2.5 - 3.0

1/4"

14.71 - 19.61 N'm 1.5 - 20 kgf'm

17mm

3/8" i

I

20 - 30 2.0 - 3.1 ..

49.0 - 53.9 5.0 - 5.5

49.0 -68.6 5.0 - 7.0

58.8 - 63.7 6.0 - 6.5

83.4 - 88.3 8.5 - 9.0

22mm

20-30 2.0 - 3.1

M16)( 1.5

30- 50 3.1 - 5.1

i i

1

30- 50 3.1 - 5.1

M18)( 1.5

1/2"

27mm

:

3/4"

1"

137.3 - 147.1 14.0 - 15.0

I i

127.5 -147.1 13.0 -15.0

36mm

147.1 -166.7 15.0 -17.0

41 mm

I

I i

:

117.7 - 127.5 12.0 - 13.0

­

M14)( 1.5

19mm

..

1

Torque N'm kgf·m

i

1

36.3 - 44.1 3.7- 4.5

I

...

i

M22)( 1.5

I

I

40 -60 4.1 - 6.1

(5) Joint bodies I Thread size (piping screw) i

1

Tightening torque N'm kgf'm

i

I

Spanner size (reference)

Remarks Steel pipe (00) 1

R (tapered thread)

G (straight thread) 1

! 1

1/8"

19.6 - 29.4 N'm 2.0 - 3.0 kgf'm

1/4"

36.3 - 44.1 3.7 -4.5

i

-

17mm

W/O-ring Joint Torque

58.8 -78.5 6-8

8mm

1

12 mm

19mm When in steel pipe is in use.

W/O-ring

3/8"

39.2 - 49.0 4.0 - 5.0

Joint Torque

1/2"

49.0 - 68.6 5.0 - 7.0

Joint Torque

78.5 - 98.1

8-10

i

23mm

15mm

26mm

16mm

W/O-ring 117.7 - 137.3 12 - 14

1

1-8-12

1


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