Testing the injection nozzles - ra07016026712x(6712)
WARNING: This page does not describe the selected car, but rather 42 other vehicles, including the 1999 Mercedes-Benz S600, 1999 Mercedes-Benz S500, 1999 Mercedes-Benz S420, 1999 Mercedes-Benz S320, and 1999 Mercedes-Benz CL600. However, it is still accessible from the selected car via links, so may be relevant.
Engines 602.96, 603.96/97 TURBO in Models 124, 126, 140, 201
Preceding work:
Operation no. of operation texts and work units or standard texts and flat rates: 07-6712
| Injection nozzle (30) | pump 5 times vigorously on tester (052) 000 589 00 68 00; close valve "a" for this step. |
| Chatter | test; slowly operate hand lever "b" approx. 1 stroke per second for the step. |
| Jet | test. With short, rapid strokes, approx. 2 strokes per second, the jet must be closed and be properly formed. A - Stringy jet "poor" B - Closed jet "good" |
| Ejection pressure or opening pressure | test. Open valve "a" for this step and operate hand lever "b" slowly (at least 1 stroke per second). Specification: 135-145 bar for new nozzles min. 130 bar for used nozzles. |