background image

GENERAL

I-11

TIGHTENING TORQUES

Hydraulic Hoses

Bite Type Pipe Fitting for Steel Pipe

Pipe Outer Diameter

(mm)

Torque

N·m

ft-lb

8

34.3 ±4.9

25.3 ±3.5

10

41.7 ±2.5

30.7 ±1.7

12

58.8 ±4.9

43.4 ±3.5

15

88.3 ±4.9

65.1 ±3.5

16

93.2 ±4.9

68.7 ±3.5

18

132.4 ±4.9

97.6 ±3.5

22

205.9 ±9.8

151.8 ±7.2

27.2

245.2 ±9.8

181.0 ±7.2

28

313.8 ±19.6

231.4 ±14.3

32

313.8 ±19.6

231.4 ±14.3

35

411.9 ±19.6

303.7 ±14.3

Hose Fitting Size

Torque

Union Nut (G)

Taper Thread (R)

N·m

ft-lb

N·m

ft-lb

1/8

9.8 

+4.9

7.3 

+3.5

11.8 ±1.2

8.7 ±0.8

1/4

24.5 

+4.9

18.1 

+3.5

29.4 ±2.9

21.7 ±2.1

3/8

49 

+4.9

36.2 

+3.5

53.9 ±5.4

39.8 ±3.9

1/2

58.8 

+4.9

43.4 

+3.5

88.3 ±8.8

65.1 ±6.4

3/4

117.7 

+4.9

86.8 

+3.5

147.1 ±14.7 108.5 ±10.7

1

137.3 

+4.9

101.3 

+3.5

196.1 ±19.6 144.7 ±14.3

0

0

0

0

0

0

0

0

0

0

0

0

UNION NUT

TAPER THREAD

Y2-A107E

Summary of Contents for TB23R

Page 1: ......

Page 2: ...ravel motors is the rear Also the right and left sides of the operator when he is seated in the operator s seat are the right and left sides of the machine MACHINE SERIAL NUMBER The machine serial num...

Page 3: ...0 3 I GENERAL II SPECIFICATIONS III MACHINE CONFIGURATION IV HYDRAULIC UNITS V TROUBLESHOOTING VI ENGINE...

Page 4: ...1 1 I GENERAL...

Page 5: ...ety precautions 3 Cautions during Disassembly and Assembly 9 Cautions during Removal and Installation of the Hydraulic Units 9 Cautions during Removal and Installation of Piping 10 Handling of Seals 1...

Page 6: ...d may result in minor or moder ate injury CAUTION The word WARNING indi cates a potentially hazardous situation which if not avoided could result in serious injury or death WARNING Observe all safety...

Page 7: ...regularity is found even if it is before the normal time for replacement Anti explosive lighting Use anti explosive electrical xtures and lights when inspecting fuel oil coolant battery uid etc If li...

Page 8: ...ands clothing and tools away from the rotating fan and running fan belts Securely block the machine or any com ponent that may fall Before performing maintenance or repairs under the machine set all w...

Page 9: ...rer s approved cap Use of a non ap proved cap without proper venting may result in pressurization of the tank Never use fuel for cleaning purposes Use the correct fuel grade for the operating sea son...

Page 10: ...disconnect ing hoses stand to the side and loosen slowly to gradually release the internal pressure before removing Handling of the Accumulator High pressure nitrogen gas is enclosed in the accu mula...

Page 11: ...se battery terminals may result in sparks Be sure to fasten terminals tightly Make sure the vent caps are tightened securely Do not charge a battery or jump start the engine if the battery is frozen W...

Page 12: ...ngs the bigger rounder side of their circumferences should face the mating surfaces CAUTIONS DURING REMOVAL AND INSTALLA TION OF THE HYDRAULIC UNITS 1 Make sure that the hydraulic oil s temperature ha...

Page 13: ...apply the maximum working pressure 5 or 6 times and con rm that there is no leakage HANDLING OF SEALS 1 Clean the grooves for O rings and if there is any burr etc remove it BURR DIRT Y2 A105E 2 Be ca...

Page 14: ...2 27 2 245 2 9 8 181 0 7 2 28 313 8 19 6 231 4 14 3 32 313 8 19 6 231 4 14 3 35 411 9 19 6 303 7 14 3 Hose Fitting Size Torque Union Nut G Taper Thread R N m ft lb N m ft lb 1 8 9 8 4 9 7 3 3 5 11 8 1...

Page 15: ...94 1 9 3 1 196 1 19 2 144 7 14 3 171 6 17 2 126 6 12 5 Nominal Thread Diameter G Torque N m ft lb 1 8 19 6 2 0 14 5 1 4 1 4 34 3 4 9 25 3 3 5 3 8 53 9 4 9 39 8 3 5 1 2 63 7 4 9 47 0 3 5 3 4 93 2 4 9 6...

Page 16: ...7 5 6 0 28 40 5 2 0 M12 1 75 83 4 4 1 8 5 0 42 61 5 3 0 97 1 4 8 9 9 0 49 71 6 3 5 M14 2 0 134 4 6 7 13 7 0 68 99 1 4 9 155 9 7 7 15 9 0 79 115 0 5 7 M16 2 0 207 9 10 4 21 2 1 06 153 3 7 7 241 2 12 1...

Page 17: ...II 1 II SPECIFICATIONS...

Page 18: ...r the respective part It is decided under refer ence to the standard at the time of shipping the results of various tests etc As the use conditions the degree of repairs etc differ for each machine th...

Page 19: ...lew Motor 7 Pilot Valve 8 Battery 9 Control Valve 10 Engine 11 Crawler Belt 12 Idler 13 Track Roller 14 Shoe Slide 15 Travel Motor 16 Slew Bearing 17 Track Adjuster 18 Swivel Joint 19 Bucket 20 Bucket...

Page 20: ...BUY NOW Then Instant Download the Complete Manual Thank you very much...

Reviews: