Modification notes |
29.10.2019 | Coolant liquid plug | BA01.40-B-1005-01H | |
30.10.2019 | Drain plug on the cooler | BA20.20-B-1003-01B | |
30.10.2019 | Coolant draining plug in the retarder | BA20.20-B-1004-01B | |
30.10.2019 | Coolant oil drainage plug | BA43.30-B-1014-01E | |
30.10.2019 | Cooling system - Approximate level | BF20.00-B-1001-01SF |
Represented in series 958.4 |
1 | Cover |
W20.00-1009-11
2 | Threaded plug (cooler) |
3 | Draining nozzle |
4 | Threaded plug (engine block) |
W20.00-1008-01
W20.00-1004-01
5 | Bleeding screw |
(only for vehicles with code (BA9), Voith R 115 secondary retarder) | |
6 | Bleeding screw |
(only for vehicles with code (BA1) Voith Retarder, optimized power) | |
7 | Heat exchanger |
(only for vehicles with code (BA1) Voith Retarder, optimized power) |
W20.00-1003-01
W43.30-1210-01
Drain | |||
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 coolant | . | |
1 | Open the maintenance door | ||
2 | Remove the supply tank cap (1) | ||
3 | Switch the temperature selector to the maximum power ("hot") and turn the ignition on | ||
4 | Remove the acoustic insulation from the lower side of the chassis | ||
5 | Drain the coolant from the cooler | Place a hose on the outlet of the draining nozzle (3) and loosen the threaded plug (2). | |
Collect the coolant in a clean container. | |||
6 | Drain the coolant from the engine block | Remove the threaded plug (4). | |
Collect the coolant in a clean container. | |||
7.1 | Remove the bleeding screw (5) at the retarder's pipe | Only for vehicles with code (BA9) Voith R 115 secondary retarder. | |
Collect the coolant in a clean container. | |||
7.2 | Remove the purging screw (6) from the heat exchanger (7) | Only vehicles with code (BA1) Voith retarder, optimized power. | |
Collect the coolant in a clean container. | |||
8 | Turn off ignition | ||
Refill | |||
9.1 | Remove the bleeding screw (5) at the retarder's pipe | Only for vehicles with code (BA9) Voith R 115 secondary retarder. | |
Lightly grease the sealing ring. | |||
.Coolant draining plug in the retarder | |||
9.2 | Place the purging screw (6) on the heat exchanger (7) | Only vehicles with code (BA1) Voith retarder, optimized power. | |
Lightly grease the sealing ring. | |||
.Coolant oil drainage plug | |||
10 | Put the threaded plug (4) on the engine block | Replace the sealing ring. | |
.Coolant liquid plug | |||
11 | Put the threaded plug (2) on the radiator and remove the outlet hose | .Drain plug on the cooler | |
12 | Check the coolant for dirt |
| |
If necessary, in case of intense contamination, the coolant must be completely replaced: | |||
| |||
Degrease and descale the cooling system. | |||
13 | Check the coolant using an instrument with anti-freeze protection | In case of low anti-freeze protection, fix the anti-freezing protection fraction or replace the coolant. | |
Engine 460.9Cooling system - Approximate level | |||
14 | Fill with coolant | ||
Warning | Risk of accident from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running. | Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts.Engine 457 in model 934.241/251, 958.431/433/434/441/443/444/451/452/453/454/461/471/472/478 | |
15 | Start the engine, bleed the cooling and heating assembly | Fill up with coolant until the bottom edge of the filling nozzle. | |
Run the vehicle for approx. 5 min. varying the engine speed | |||
16 | Stop the engine | ||
17 | Place the supply tank cap (1) | ||
18 | Check the tightness of the cooling system | Visual inspection. | |
19 | Install the acoustic insulation on the lower side of the chassis | ||
20 | Open the maintenance door |
Refueling volume for engine cooling |
Number | Designation | Engine 460.9 in Type 963 except Code B3H (secondary water retarder) | |||
BF20.00-B-1001-01SF | Cooling system - Approximate level | Anti-corrosive/anti-freeze CLASSES MB 325.0, MB 325.3, MB 325.5 | Filling volume | litros | 39,6 |
Product already diluted | Anti-corrosive/anti-freeze MB CLASSES 326.0, MB 326.3 | % | 100 |
Documenti citati
- ah2000n208001a Avvertenze sul liquido di raffreddamento
- ar2000b1030tc
- as0000z000501a Pericolo di infortunio per l'avviamento fortuito del veicolo con motore in funzione. Pericolo d'infortuni a causa di schiacciamenti o ustioni in caso di interventi durante l'avviamento o il motore acceso
- as2000z000101a Pericolo di lesioni alla pelle e agli occhi dovute a spruzzi di liquido di raffreddamento ad alta temperatura. Pericolo di intossicazione in caso di ingerimento di liquido di raffreddamento