Mercedes first introduced the "722.3 / 722.4" models in the year 1980. The 722.3 is found in most Mercedes models. The 722.4 is found in the 190 Mercedes models. This manual covers teardown & assembly procedures for both the 772.3 / 722.4 Mercedes Transmission (identified by the 6 bolt pan). This manual also covers the differences between the units in the valve body & governor. The basic internal components, such as the pump, gaskets, drums, clutches & bands are the same. This manual includes both the original manufacturers information along with some of the engineering changes and updates.
Contents:
- Application & cross section
- Test Connections
- Road test
- Valve Body removal
- Valve Body Teardown
- Valve Body 722.4
- Removal Rear Pump & Governor
- Governor 722.3 / 722.4
- Transmission Removal & Replacement
- Teardown of Transmission
- Teardown Front Pump
- Teardown Planetary Components
- K1 Clutch
- K2 Clutch
- Troubleshooting
- Technical Bulletins & Updates
