1 | Guide screw |
2 | Spring |
3 | Piston |
4 | Sealing ring |
5 | Retarder |
B43.30-0040-06
| Remove | ||
1 | Place the auxiliary brake control lever in the position "0" | Risk of injury when touching the hot retarder and burnings caused by hot oil in the retarder. Risk of skin or eye injury caused by high-pressure spills of the retarder's oil | |
2 | Turn off ignition | ||
3 | Drain the retarder oil | ||
| Retarder - oil change | . | |
4 | Remove the guide screw (1) | ||
5 | Remove the spring (2), the plunger (3) and the sealing ring (4) | ||
| Check | ||
6 | Check the spring (2), the rubber plunger casing (3) and the guide screw nut (1) | If any part is not in perfect state, the complete check valve assembly should be replaced. | |
| Install | ||
7 | Clean the thread on the retarder housing (5) and the guide screw nut (1) | Threads should be free of oil and grease. | |
8 | Insert plunger (4) and spring (3) into the retarder housing | ||
9 | Install the guide screw (1) with the sealing ring (4) | Lightly grease the new sealing ring (4). | |
When installing, the plunger (3) should not be stuck in the screw guide (1). | |||
Apply thread sealant onto the guide screw nut (1) | |||
Olista Longtime lubricating grease, DB supply specification 6804.60, 100 g | |||
Thread locking adhesive, Loctite 241 | |||
.Check valve | |||
10 | Fill the retarder with oil | ||
| . |