30 | Injection nozzle |
52 | Tester |
a | Valve |
b | Lever |
"A" | Spray pattern closed = good |
"B" | Spray pattern stringy = bad |
P07.12-2016-06
| Remove/install | ||
1 | Remove injection nozzles (30) | ||
Danger ! | Risk of explosion caused by test oil being ignited. Risk of injury to skin and eyes caused by test oil streaming out | Keep all ignition sources out of the hazard area. Only check injection nozzles in the nozzle testing device. Do not touch the injection nozzle stream. | |
2 | Connect injection nozzle (30) to the testing unit (52) | Tester | |
3 | Close valve (a) on testing unit (52) and pump injection nozzle (30) with testing unit (52) vigorously approx. 5 times | ||
4 | Perform a "chatter test"; to do this actuate lever (b) on test equipment (52) slowly and evenly (about 1 stroke/s) | The jet stream must come out with a soft chatter noise, if necessary:. | |
| |||
Repair injection nozzles | |||
5 | perform a "spray pattern test" by actuating the lever (b) on the test equipment (52) vigourously (about 3 strokes/s) | The spray pattern must be closed and well atomized (picture A); if the spray pattern is broadly scattered, too wide or stringy (picture B). | |
| |||
Repair injection nozzles | |||
6 | Open valve (a) on testing unit (52) | ||
7 | Check the "ejection pressure"; to do this actuate the lever (b) on the test equipment (52) slowly (about 1 stroke/s and read off ejection pressure on pressure gauge of the test equipment (52) | Ejection pressure or opening pressure | |
Pressure difference of ejection pressure within engine | |||
If the specified values are not reached | |||
| |||
Repair injection nozzles | |||
8 | Install in the reverse order |
000 589 14 27 00
Tester
Powiązane dokumenty
- ar0703p6752a
- ar0703p6830h Demontaż, montaż wtryskiwaczy
- as0703z000101a Niebezpieczeństwo wybuchu na skutek zapłonu oleju stosowanego przy kontroli. Niebezpieczeństwo obrażeń skóry i oczu przez wytryskujący strumień oleju.