TRANSMISSION
Ch 2 page 2 Ch 2 page 3
TRANSMISSION
SHOP MANUAL MT26/31 - 08.2006 SHOP MANUAL MT26/31 - 08.2006
TRANSMISSION
Ch 2 page 2 Ch 2 page 3
TRANSMISSION
SHOP MANUAL MT26/31 - 08.2006 SHOP MANUAL MT26/31 - 08.2006
Oil circuit diagram ................................................................................................ 53
Valve block controll circuit .......................................................................................................53
Measuring points and connections ..................................................................... 54
Troubleshooting .................................................................................................... 55
Prerequisites for the troubleshooting ......................................................................................55
Lay out 6WG-260 ....................................................................................................................56
Introduction .............................................................................................................................57
ZF - Display: ............................................................................................................................57
Display during operation .........................................................................................................58
Display during AEB-Mode .......................................................................................................59
Definition of operating modes .................................................................................................60
Table of fault codes .................................................................................................................61
Measuring of resistance at actuator/sensors and cable ..........................................................89
Electronic Control unit EST-37A .......................................................................... 92
Important parts information .....................................................................................................92
Pin in contact for the TCU .......................................................................................................93
Family package of the EST-37A ..............................................................................................95
Electro-hydraulic shift control unit ..................................................................... 96
Transmission control: ..............................................................................................................96
Electro-hydraulic control unit HSG-94 ....................................................................................97
Electro hydr. shift control valve, cross section ........................................................................98
DISASSEMBLY .....................................................................................................................101
ASSEMBLY ...........................................................................................................................104
WK-Valve .............................................................................................................. 112
WK Solenoid shift valve ........................................................................................................112
DISASSEMBLY .....................................................................................................................113
Retarder ............................................................................................................... 115
Function of a retarder ............................................................................................................115
Retarder reconditioning tool ..................................................................................................116
Disassembly the retarder ......................................................................................................117
ASSEMBLY ...........................................................................................................................122
Retarder valve .......................................................................................................................132
Converter ............................................................................................................. 136
Function of the Converter: .....................................................................................................136
Converter (WK) ....................................................................................................................137
Removal of transmission, ass’y ........................................................................ 139
Disassemble the exhaust parts .............................................................................................141
Disassemble of the hydraulic hoses at the transmission .......................................................142
Manual transmission ......................................................................................... 147
Disassembly ..........................................................................................................................147
Axle disconnection ................................................................................................................155
Interaxle differential: ........................................................................................... 161
Description: ...........................................................................................................................161
Interaxle differential with mounted Differential carrier „LK“ ...................................................162
Interaxle differential disassembly ..........................................................................................163
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