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KOMATSU PC28UU-1 SHOP MANUAL SEBM021U0101 – PDF DOWNLOAD
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KOMATSU PC28UU-1 SHOP MANUAL SEBM021U0101 – PDF DOWNLOAD
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Description
KOMATSU PC28UU-1 SHOP MANUAL SEBM021U0101 – PDF DOWNLOAD
FILE DETAILS:
KOMATSU PC28UU-1 SHOP MANUAL SEBM021U0101 – PDF DOWNLOAD
Language : English
Pages : 80
Downloadable : Yes
File Type : PDF
IMAGES PREVIEW OF THE MANUAL:
TABLE OF CONTENTS:
KOMATSU PC28UU-1 SHOP MANUAL SEBM021U0101 – PDF DOWNLOAD
COVER........................................... 1 CONTENTS........................................ 2 10 STRUCTURE AND FUNCTION.......................14 POWER TRAIN.................................15 SWING CIRCLE................................16 TRACK FRAME AND RECOIL SPRING...............17 IDLER.......................................18 TRACK ROLLER................................18 TRACK SHOE..................................19 HYDRAULIC PIPING............................20 HYDRAULIC CIRCUIT SCHEMATIC.................21 HYDRAULIC CIRCUIT DIAGRAM...................22 HYDRAULIC TANK..............................23 HYDRAULIC PUMP..............................24 6-SPOOL CONTROL VALVE.......................25 2-SPOOL CONTROL VALVE.......................27 CENTER SWIVEL JOINT.........................28 SWING MOTOR (WITH REDUCTION GEAR)...........29 TRAVEL MOTOR (WITH REDUCTION GEAR)..........30 HYDRAULIC CYLINDER..........................35 WORK EQUIPMENT CONTROL......................37 WORK EQUIPMENT .............................38 ELECTRICAL CIRCUIT DIAGRAM..................39 20 TESTING AND ADJUSTING........................40 TABLE OF JUDGEMENT STANDARD VALVE...........41 TESTING AND ADJUSTING TOOL LIST.............49 TESTING AND ADJUSTING HYDRAULIC PRESSURE....50 MEASURING DISCHARGE OF PUMP.................51 30 DISASSEMBLY AND ASSEMBLY.....................52 ENGINE......................................53 REMOVAL.................................53 INSTALLATION............................55 CENTER SWIVEL JOINT.........................57 REMOVAL.................................57 INSTALLATION............................57 DISASSEMBLY.............................57 ASSEMBLY................................57 WORK EQUIPMENT..............................59 REMOVAL.................................59 INSTALLATION............................59 SWING MOTOR FINAL DRIVE.....................61 DISASSEMBLY.............................61 ASSEMBLY................................63 40 MAINTENANCE STANDARD.........................69 SWING CIRCLE................................70 TRACK FRAME AND RECOIL SPRING...............71 IDLER.......................................72 TRACK ROLLER................................73 TRACK SHOE..................................74 HYDRAULIC PUMP..............................75 6-SPOOL CONTROL VALVE.......................76 2-SPOOL CONTROL VALVE.......................77 HYDRAULIC CYLINDER..........................78 WORK EQUIPMENT..............................79
DESCRIPTION:
KOMATSU PC28UU-1 SHOP MANUAL SEBM021U0101 – PDF DOWNLOAD
This shop manual has been prepared as an aid to improve the quality of repairs by giving the serviceman an accurate understanding of the product and by showing him the correct way to perform repairs and make judgements. Make sure you understand the contents of this manual and use it to full effect at every opportunity.
This shop manual mainly contains the necessary technical information for operations performed In a service workshop.
For ease of understanding. the manual is divided into chapters for each main group of components; these chapters are further divided into the following sections.
STRUCTURE AND FUNCTION
This section explains the structure and function of each component. it serves not only to give an understanding of the structure. but also serves as reference material for troubleshooting.
TESTING AND ADJUSTING
This section explains checks to be made before and after performing repairs, as well as adjustments to be made at completion of the checks and repairs. Troubleshooting charts correlating “Problems” to “Causes~ are also included in this section.
DISASSEMBLY AND ASSEMBLY
This section explains the order to be followed when removing. installing. disassembling or assembling each component. as well as precautions to be taken for these operations.
MAINTENANCE STANDARD
This section gives the judgement standards when inspecting disassembled parts.
S.S 21/12/24
