5.1.4.3 Filling the gearbox ........................................5-54
5.1.4.4 Removing/refitting forward (2V3)/reverse (2V4) high-pressure relief valves
.............................................................5-55
5.1.4.5 Removing/refitting the flushing valve ...........................5-56
5.1.5 Service tools ...................................................5-56
5.1.5.1 General ................................................5-56
5.1.5.2 ML130/ML140/ML160/ML180 - Service tools .....................5-57
5.2 GBA25/General ...................................................5-67
5.2.1 General .......................................................5-67
5.2.2 Principles of operation ............................................5-70
5.2.2.1 Construction and description .................................5-70
5.2.2.2 Kinematics of the Dyna-4 GBA25 gearbox .......................5-75
5.2.2.3 Kinematics of the Dyna-6 GBA25 gearbox .......................5-78
5.2.2.4 Synchronisers ............................................5-81
5.2.2.5 Main gearbox robotic control .................................5-83
5.2.3 Layout of components ............................................5-85
5.2.3.1 View of Dyna-4 GBA25 gearbox assembly .......................5-85
5.2.3.2 View of Dyna-4 GBA25 gearbox assembly .......................5-87
5.2.3.3 View of Dyna-6 GBA25 gearbox assembly .......................5-89
5.2.3.4 View of Dyna-6 GBA25 gearbox assembly .......................5-91
5.2.3.5 Dyna-4 GBA25 gearbox specifications ..........................5-93
5.2.3.6 Dyna-6 GBA25 gearbox specifications ..........................5-94
5.2.3.7 GBA25 gearbox specifications ................................5-95
5.2.4 Disassembly/reassembly ..........................................5-97
5.2.4.1 Dyna-4 GBA25 gearbox disassembly ...........................5-97
5.2.4.2 Dyna-6 GBA25 gearbox disassembly ..........................5-102
5.2.4.3 Synchronizers ...........................................5-106
5.3 GBA25/PowerShuttle .............................................5-109
5.3.1 General ......................................................5-109
5.3.2 Principles of operation ...........................................5-109
5.3.3 Layout of components ...........................................5-113
5.3.3.1 View of the GBA25 PowerShuttle assembly .....................5-113
5.3.3.2 Blown-up view of the GBA25 PowerShuttle .....................5-115
5.3.4 Disassembly/reassembly .........................................5-117
5.3.4.1 Dyna-4 transmission ......................................5-117
5.3.4.2 Dyna-6 transmission ......................................5-122
5.3.4.3 Disassembling the PowerShuttle .............................5-127
5.3.4.4 Reassembling the PowerShuttle .............................5-129
5.3.4.5 Final steps .............................................5-131
5.3.5 Service tools ..................................................5-131
5.3.5.1 General ...............................................5-131
5.3.5.2 PowerShuttle - Service tools ................................5-131
5.4 GBA25/Dyna-4 PowerShift module ................................5-132
5.4.1 Dyna-4 General information .......................................5-132
5.4.2 Dyna-4 Operating principle ........................................5-132
5.4.2.1 Kinematics .............................................5-134
5.4.3 Layout of components ...........................................5-141
5.4.3.1 View of Dyna-4 assembly ..................................5-141
5.4.3.2 Dyna-4 blown-up view ....................................5-143
5.4.4 Removing/refitting Dyna-4 ........................................5-145
5.4.4.1 Preliminary steps ........................................5-145
5.4.4.2 Removing the Dynashift module .............................5-145
5.4.4.3 Refitting the Dynashift module ..............................5-147
5.4.4.4 Disassembling the Dynashift module .........................5-148
5.4.4.5 Reassembling the Dynashift module ..........................5-153
5.4.4.6 Disassembling the planet gears ..............................5-157
5.4.4.7 Reassembling the planet gears ..............................5-158
Table of contents
MF 6700 S series tractors
ACT0025630
Find manuals at https://best-manuals.com
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