AR27.19-T-0200A | Remove/install electrohydraulic controller unit (transmission installed) | 22.2.07 |
TRANSMISSION 721.407 /446 /447 /448 /449 /462 /804
T27.60-0004-01
Shown on transmission 721.804
1, 2 Controller units
3 Electrical connectors
5 Strips
Shown on transmission 721.407
1, 2 Controller units
3 Electrical connectors
4 Connecting pipe
T27.60-0003-01
| Remove/install | ||
1 | Unscrew upper transmission cover and remove | Installation: Replace gasket and spring washers. The transmission cover may consist of one or two parts. | |
Upper transmission cover to transmission housing | |||
2 | Remove strips (5) | Transmission 721.804 | |
3 | Unscrew controller units (1, 2) | Electrohydraulic controller unit to transmission housing | |
4 | Separate electrical connectors (3) | Transmission 721.407/804 (three-speed transmission): On the three-piece controller unit, the plugs are identified by black rubber rings on the cable. Transmission 721.446/447/448/449/462 (four-speed transmission): On the four-piece controller unit, the plugs are identified by black rubber rings on the cable. | |
5 | Remove connecting pipe (4) with sealing rings between the two controller units | ||
6 | Remove controller units (1, 2) | ||
7 | Install in the reverse sequence |
Electrical system, transmission