Komatsu G421 G422 Powershift Transmission Official Workshop Service Repair Manual
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This is the COMPLETE Official Service Repair Manual for the Komatsu Powershift Transmission.
This manual contains deep information about maintaining, assembly, disassembly and servicing your Komatsu.
This PDF file is Bookmarked and SEARCHABLE to make what you need easy to find.
Models And Serials :
G421/G422,G521/G522/G523 Transmission
Powershift Transmission G 421 / G 422
Converter Transmission G 521 / G 522 / G523
CONTENTS :
General description: Powershift transmission G421/ G 422
Pressure regulator: Functional plan
Pressure regulator: Sections
FauIt diagnosis: G421/ G 422
Control unit: Assembly possibilities for the individual types
Driving hydraulics G421/ G521/ G 523 Diagram and measuring points
Driving hydraulics G 422 / G 522: Diagram and measuring points
Hydrau lie plan G 422 / G 522: Diagram and measuring points
Measuring points: G421/ G 422
Disassembling and reassembling: G 421 and G 422
Differences in the reassembly of G421 as compared with G 422
Disassembling and reassembling, shaft 1: G421/ G 422
Disassembling and reassembling, shaft 2: G 421 / G 422
Disassembling and reassembling, shaft 3: G 421 / G 422
Disassembling and reassembling, shaft 4: G 422
Reassembling, shaft 4: G 421
Measuring disk pack: G 421 and G 422
Sectional views: G421 and G 422
General description: Converter transmission G521/ G 522 / G 523
Fault diagnosis: G521/ G 522 / G 523
Measuring points: G 521
Measuring points: G 523
Disassembling and reassembling, sectional view: G 522
Freewheeling brake device (G 522) : Dismounting, renewing and installing
Disassembling and reassembling: G 521 and G 523 (with adjusting motor),sectional view G 523
Differences in the disassembly and reassembly of G 521 as compared with G 523
Sectional view: G 521
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