AR01.10-T-2400CB | Remove/install engine | 14.2.12 |
ENGINES 457.944 in MODEL NMB613.367 with TRANSMISSION 714.120
T01.10-0021-11
1 Crossmember
2 Alternator II
3 Refrigerant compressor
4 Engine support
5 Fan drive bracket
6 Charge air pipe
7 Belt tensioner bracket
Arrow Fuel line
| Remove/install | ||
Danger! | Risk of injury to skin and eyes caused by scalding from contact with hot coolant spray. Risk of poisoning caused by 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. Wear protective gloves, protective clothing and safety glasses. | |
Danger! | Risk of explosion caused by escaping oxyhydrogen gas. Risk of injury caused by caustic burns to eyes, skin and mucous membranes from battery electrolyte (contains diluted sulfuric acid) or metal spatter due to short circuit. Risk of burn injuries caused by short circuit. Risk of poisoning caused by swallowing battery electrolyte (contains diluted sulfuric acid) or absorption of lead over the skin or orifices | No fire, sparks, open flames or smoking. Wear acid-resistant gloves and clothing and safety glasses with side guards. Do not place any conductive objects on the battery and avoid any short circuit from battery positive to ground. Only fill liquid battery electrolyte (diluted sulfuric acid) into suitable and appropriately marked containers. | |
1 | Disconnect electric cables at battery | ||
2 | Remove inner compartment flaps above the engine | ||
3 | Remove engine compartment flap | ||
4 | Open all maintenance flaps on the tail | ||
5 | Close shutoff valves on heating system | Location of shutoff valves, refer to operator's manual. | |
6 | Drain coolant | ||
| Drain/fill in coolant | ||
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| Notes on coolant | All engines | |
7 | Remove fuel line (arrow) from fuel filter | ||
8 | Detach lower engine compartment paneling | ||
9 | Remove crossmember (1) the back | ||
10 | Remove coolant hoses and the coolant lines accessible from above on the engine | ||
11 | Remove alternator II (2) | Alternator II | |
12 | Remove refrigerant compressor (3) from engine support (4) | Attach refrigerant compressor (3) to the vehicle temporarily. Do not detach the lines. | |
Owing to a risk of damage, do not strain the lines by extending or bending them. | |||
13 | Remove support arm for fan drive (5) from engine | Ensure that propeller shaft on fan drive is completely pushed together after removal in order to exclude causing damage to the rubber bellows of the fan drive propeller shaft through pressure marks. | |
The fan drive propeller shaft always lie on the guide tube or on the rubber bellows clamp. | |||
Danger! | Risk of injury to skin and eyes caused by handling hot or glowing objects. | Wear safety gloves, protective clothing and safety glasses, if necessary. | |
14 | Remove charge air pipe (6) of charge air manifold | ||
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15 | Remove engine supports (4) | By removing belt tensioner (7) bracket. The engine support (4) obstructs smooth installation and removal of the engine. | |
16 | Disconnect hose and line connections | ||
Danger! | Risk of death caused by vehicle slipping or toppling off of the lifting platform. | Align vehicle between columns of vehicle lift and position four support plates at vehicle lift support points specified by vehicle manufacturer. | |
17 | Raise vehicle | Only when a maintenance pit is not used. | |
18 | Remove coolant hoses and the coolant lines accessible from below on the engine | ||
19 | Remove power steering pump and place to one side | Only perform the Operation steps to disassemble the power steering pump. Do not remove hydraulic pipe. | |
20 | Take off clutch booster | Only carry out Operation steps for detaching the clutch booster from transmission (). Do not remove the hydraulic line and pneumatic line on the clutch booster. Tie clutch booster up to underbody. | |
21 | Remove plunger for operating release fork | In this way, the release bearing slides out of the clutch release fork easily. Installation: Lock the release bearing . | |
Remove/install release mechanism | |||
22 | Remove Screw/bolts on clutch housing below | Remove bracket for lower engine cable set on clutch housing. | |
23 | Support transmission | Use a suitable piece of wood for support. It may also be necessary to use an inspection pit lift. | |
Engine support device, engine hoist | |||
24 | Place engine hoist on engine | Use suitable pieces of wood for support. | |
Engine support device, engine hoist | |||
25 | Remove Screw/bolts on clutch housing above | Turn bracket with screw thread with the coupling housing to the side or possibly also disassemble. | |
26 | Remove engine mount at the rear from vehicle frame | The engine mounts are fixed in place with four Screw/bolts respectively on the vehicle frame. | |
Danger! | Risk of injury caused by moving parts that can pinch, crush or, in extreme cases, even sever extremities | No parts of the body or limbs should be within the operating range of the mechanism when moving components. | |
27 | Separate engine from transmission by pulling back | ||
28 | Remove release mechanism | ||
29 | Install in the reverse order | ||
30 | Check coolant level | ||
| Correct engine cooling system liquid level Correct corrosion/anti-free protection |
Charge air pipe/charge air cooling
Number | Designation | Engine | ||
BA09.41-N-1001-01H | Clamp, charge air hose to charge air pipe | M5 | Nm | 8 |
M6 | Nm | 10 | ||
BA09.41-N-1002-01H | Screw/bolt, charge air pipe to charge air manifold | Nm | 60 | |
Engine cooling system
Number | Designation | Engines 402.970, 441.980, 446.938, 457.944 | ||
BF20.00-N-1001-01D | Filling capacity for coolant | without VOITH retarder | Liters | 75 to 100 |
with VOITH retarder | Liters | 95 to 120 | ||
Specifications for Operating Fluids | Sheet | |||
Sheet | ||||
001 589 75 21 00
Torque wrench
Torque wrench
000 589 64 21 00