General; Structure, Function And Maintenance Standard; Testing, Adjusting And Troubleshooting; Disassembly And Assembly - Komatsu WB140PS-2N Shop Manual

FOREWORD

12GENERAL

GENERAL
This shop manual has been prepared as an aid to improve the quality of repairs by giving the serviceman an accurate under-
standing of the product and by showing him the correct way to perform repairs and make judgements. Make sure you under-
stand 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 the following sections. These sections are further divided into each main
group of components.
GENERAL
This section lists the general machine dimensions, performance specifications, component weights, and fuel, coolant and
lubricant specification charts.

STRUCTURE, FUNCTION AND MAINTENANCE STANDARD

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, ADJUSTING AND TROUBLESHOOTING

This section explains checks to be made before and after performing repairs, as well as adjustments to be made at comple-
tion 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.
NOTICE
The specifications contained in this shop manual are subject to change at any time and without any advance notice. Contact
your distributor for the latest information.
WB140PS-2N WB150PS-2N
GENERAL
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