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I-3

GENERAL

SAFETY PRECAUTIONS

SAFETY ALERT SYMBOL

This symbol means Attention! Be Alert! Your Safety Is Involved.

The message that follows the symbol contains important information about safety.

Read and understand the message to avoid personal injury or death.

 SIGNAL WORDS

Safety  messages  appearing  in  this  manual  and  on  machine  decals  are  identified  by  the  words  “DANGER”, 

“WARNING” and “CAUTION”. These signal words mean the following:

IMPORTANT:

 The word “IMPORTANT” is used to alert against operators and maintenance personnel 

about situations which can result in possible damage to the machine and its components.

This manual is intended for trained and qualified personnel only. Warnings or cautions described in this manual 

do not necessarily cover all safety measures. For maintenance work, each person must take adequate safety 

precautions against possible hazards present in the respective working environment.

The  word  “DANGER”  indi-

cates  an  imminently  hazard-

ous  situation  which,  if  not 

avoided, can result in serious 

injury or death.

DANGER

The  word  “CAUTION”  indi-

cates a potentially hazardous 

situation which, if not avoided, 

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 rules

•  Operation,  inspection  and  maintenance  of  this 

machine must be performed only by a trained and 

qualified person.

•  All rules, regulations, precautions and safety pro-

cedures must be understood and followed when 

performing  operation,  inspection  and  mainte-

nance of this machine.

•  Do  not  perform  any  operation,  inspection  and 

maintenance  of  this  machine  when  under  the 

adverse influence of alcohol, drugs, medication, 

fatigue, or insufficient sleep.

Wear appropriate clothing and personal 

protective equipment

•  Do not wear loose clothing or any accessory that 

can catch on controls or in moving parts.

•  Do not wear oily or fuel stained clothing that can 

catch fire.

•  Wear a hard hat, safety shoes, safety glasses, filter 

mask, heavy gloves, ear protection and other pro-

tective equipment as required by job conditions. 

Wear  required  appropriate  equipment  such  as 

safety glasses and filter mask when using grind-

ers,  hammers  or  compressed  air,  as  metal  frag-

ments or other objects can fly and cause serious 

injury.

•  Use  hearing  protection  when  operating  the  ma-

chine.  Loud  prolonged  noise  can  cause  hearing 

impairments, even the total loss of hearing.

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...

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