W43.30-A058-79
1 | Drain plugs (with magnet) | 5 | Screw | 8 | Threaded fitting | ||
2 | Drain screw | 6 | Bracket | 9 | Screw | ||
3 | Union nut | 7 | Sealing ring | 10 | Cable tie | ||
4 | Locking pressure line (feed line) |
Warning | Risk of injury. Skin or eye injuries may result when handling hot or glowing objects. | Wear protective gloves, protective clothing and safety glasses, if necessary. | |
Danger | Risk of death to implant wearers from working on retarder | As a safe distance from the retarder, a minimum distance of 100 cm is to be maintained between the retarder and the body parts of the affected person for people with implants. | |
Warning | Risk of injury to skin and eyes suffering scalding from contact with hot coolantspray. Risk of poisoning from swallowing coolant. | Do not open cooling system unless coolant temperature is below 90 °C. Open cap slowly and release the pressure. Do not pour coolant into beverage containers. | |
Topical note | Notes on influence of retarder on coolant/coolant sludging | ||
Topical note | Notes on coolant | ||
Topical note | Notes on avoiding damage through contamination and foreign objects | ||
Topical note | Notes on self-locking nuts and bolts | ||
Note on calculation of tightening torque when using insertion or socket tools with various effective lengths | |||
| Remove | ||
1 | Remove noise encapsulation. | ||
2 | Drain coolant at drain screws (1, 2) of retarder. | ||
| Connection fitting for coolant return line on retarder modified | ||
Engine 470.9, 471.9, 473.9 | |||
Engine 936.9 | |||
| |||
3 | Unscrew union nuts (3) of locking pressure line (feed) (4). | ||
| Locking pressure feed line, modified | ||
Counterhold threaded fitting (8). | |||
Box wrench bit | |||
4 | Remove screw (5). | ||
5 | Remove cable tie (10). | ||
6 | Remove screw (9). | ||
7 | Unscrew union nuts (3) and remove locking pressure line (feed) (4). | ||
| Locking pressure feed line, modified | ||
Counterhold threaded fitting (8). | |||
Box wrench bit | |||
8 | Remove threaded fittings (8). | Only if threaded fittings (8) are leaky. | |
| Install | ||
9 | Screw in new threaded fittings (8) with new sealing rings (7). | Only if threaded fittings (8) are replaced. | |
Threaded fitting to retarder housing | |||
Threaded fitting to coolant connection | |||
10 | Install locking pressure line (feed) (4) and tighten union nuts (3). | ||
| Locking pressure feed line, modified | ||
Counterhold threaded fitting (8). | |||
Union nut, retarder blocking pressure line to threaded fitting | |||
Box wrench bit | |||
11 | Screw in screw (9) with holder (6). | Bolt, coolant connection to retarder housing | |
12 | Screw in screw (5) with holder (6). | Bolts, regulating valve to valve block / side channel pump | |
13 | Attach new cable tie (10). | ||
14 | Fill in coolant. | ||
| Connection fitting for coolant return line on retarder modified | ||
Engine 470.9, 471.9, 473.9 | |||
Engine 936.9 | |||
15 | Attach noise encapsulation. |
000 589 68 03 00
Box wrench bit