M01.00-0001-11
Shown on engine 401, 402, 441, 442 in model 356
Danger | Risk of accident as a result of vehicle starting off when engine running. Risk of injury as a result of bruises and burns if you insert your hands into engine when it is being started or when it is running. | Secure vehicle to prevent it starting off. Wear closed and close-fitting work clothes. Do not grasp hot or rotating parts. | |
Danger | Risk of explosion from ignition. Risk of poisoning from inhaling and swallowing fuel. Risk of injury as a result of fuel coming into contact with skin and eyes. | No fire, naked flame or smoking. Pour fuels only into suitable and appropriately marked containers. Wear protective clothing when handling fuel. | |
| Removing, installing | ||
1 | Open service flap at rear left | ||
2 | Adjust valve clearance | See maintenance manual | |
3 | Warm engine up to operating temperature | Operating temperature at least 80 °C | |
4 | Remove injection nozzle with nozzle holder | It is only possible for the starter to reach the specified engine speed (250 - 280 rpm) if all the injection nozzles are removed | |
5 | Connect compression pressure recorder | ||
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| Testing | ||
6 | Test compression pressure | Conduct test with injection pump fully switched off. Crank engine at starter speed long enough until the pointer no longer rises. | |
Wear limit or limit value | |||
Permissible difference between individual cylinders | |||
7 | Install in the reverse order |
Test and setting data of compression pressure
Number | Designation | Engine 447 | Engine 489 | |
BE01.00-N-1001-01C | Wear limit or limit value | bar | 20 | 20 |
BE01.00-N-1002-01C | Permissible difference between individual cylinders | bar | 4 | 4 |
Injection nozzles, injectors, lines
403 589 04 07 00
Compression pressure recorder
Pronged wrench bit
Torque wrench
Connector
000 589 64 21 00
001 589 78 21 00
403 589 00 21 00
Referenced documents
- ar0110t001001a Connecting compression tester
- ar0703t6840a Removing and installing injection nozzle with nozzle holder
- as0000z000501a 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.
- as4700z000101a Risk of explosion caused by fuel igniting, risk of poisoning caused by inhaling and swallowing fuel as well as risk of injury to eyes and skin caused by contactwith fuel.