W09.41-1120-08
Shown on engine 471.9 |
1 | Exhaust flex pipe | 4 | Tester cap | 4.3 | Cover | ||
2 | Clip | 4.1 | Hose | ||||
3 | Turbocharger | 4.2 | Lever |
W09.41-1121-08
Shown on engine 936.9 |
1 | Exhaust flex pipe | 4.1 | Hose | 4.5 | Cover | ||
2 | Clip | 4.2 | Lever | 5 | Fitting | ||
3 | Turbocharger | 4.3 | Cover | 6 | Hose (crankcase ventilation system) | ||
4 | Tester cap | 4.4 | Cover |
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. | |
Warning | Risk of injury caused by body parts being pinched or crushed as cab is tilted | Ensure that no one is within the tilting range of the cab as it is being tilted. Always tilt the cab all the way to the end position and secure with the safety strut. | |
Topical note | Notes on tilting the cab | ||
Topical note | Notes on avoiding damage through contamination and foreign objects | ||
| Check | ||
1 | Open maintenance flap | ||
2 | Tilt cab | ||
3.1 | Remove air filter with carrier | Vehicles without code M8A (Air intake from the front) | |
3.2 | Remove air intake pipe and air intake hose | Vehicles with code M8A (Air intake, from the front) | |
4 | Remove flexible exhaust pipe (1) on exhaust pipe | ||
5 | Clean contact area on exhaust pipe | ||
6 | Seal exhaust pipe with cap (4.3) and clamp (2) | Engine 936.9Bolt, clamp for exhaust pipe to exhaust flex pipe | |
Engine 470.9, 471.9, 473.9Bolt, exhaust flex pipe clamp to exhaust pipe | |||
Tester cap | |||
7 | Attach tester cap (4) with hose (4.1) to exhaust gas turbocharger (3) | Tester cap | |
8 | Open oil-fill lid on the cylinder head cover | | |
9 | Remove air intake hose of the compressor from fitting (5) | Only for engine 936.9 | |
10 | Seal opening on fitting (5) with cap (4.4) | Only for engine 936.9 | |
Tester cap | |||
11 | Remove hose (6) from fitting (5) | Only for engine 936.9 | |
12 | Seal opening on fitting (5) with cap (4.5) | Only for engine 936.9 | |
13 | Apply compressed air to charge air system over tester cap (4) | The charge air system remains charged compressed air during the whole leak test. The pressure should be reduced to 1.5 bar. The pressure relief valve on the tester cap (4) will be blown up permanently and makes the leak search more difficult. | |
14 | Check charge air system using leakage spray for leaktightness | ||
15 | Remove compressed air hose on tester cap (4) | ||
16 | Relieve pressure in charge air system on lever (4.2) | ||
17 | Remove tester cap (4) with hose (4.1) | ||
18 | Remove cap (4.5) and attach hose (6) to fitting (5) | Only for engine 936.9 | |
19 | Remove cap (4.4) and attach air intake hose of the compressor to the fitting (5) | Only for engine 936.9 | |
20 | Remove cap (4.3) from exhaust pipe | ||
21 | Attach flexible exhaust pipe (1) to exhaust pipe | Engine 936.9Bolt, clamp for exhaust pipe to exhaust flex pipe | |
Engine 470.9, 471.9, 473.9Bolt, exhaust flex pipe clamp to exhaust pipe | |||
22.1 | Install air filter with carrier | Vehicles without code M8A (Air intake from the front) | |
Bolt/nut, air intake pipe to bracket | |||
Clamp, air intake hose to turbocharger | |||
22.2 | Install air intake pipe and air intake hose | Vehicles with code M8A (Air intake, from the front) | |
Check clamps; replace if necessary. | |||
Clamp, air intake hose to turbocharger | |||
23 | Tilt back cab | ||
24 | Close maintenance flap |
470 589 21 91 00
Tester cap