AR07.03-W-6833A | Cleaning the nozzle holder combination | 8.9.00 |
ENGINES 457.9, 541.9, 542.9, 904.9, 906.9, 926.9
ENGINES 906.9 except CODE (MS8) Natural gas engine
W07.03-1011-02
1 Nozzle holder combination
2 Ultrasonic nozzle cleaning equipment
3 Perforated cover
| Cleaning | ||
1 | Remove combination nozzle holder (1) | Mark nozzle holder assembly (1) in upper area of nozzle holder to the respective cylinder. | |
Engine 457.9 | |||
Engine 541.9. 542.9 | |||
Engine 904.9, 906.9 | |||
Engine 926.9 | |||
2 | Fill ultrasound nozzle cleaning equipment (2) with cleaning fluid and heat up to | Observe operating instructions for ultrasonic nozzle cleaning equipment (2) | |
Dilute cleaner in the ratio 1:2 with water (0.5 l clean and 1.0 l water), blend and fill into the pan of the ultrasound nozzles on the cleaning equipment (2) up to the marking (filling capacity about 1.5 l). | |||
3 | Insert perforated cover (3) into the ultrasound nozzles on the cleaning equipment (2), place nozzle holder combinations (1) vertically into the perforated cover (3) and clean | Observe safety information for the ultrasonic nozzle cleaning equipment (2). | |
| |||
Ultrasonic nozzle cleaning equipment | |||
4 | Install nozzle holder combinations (1) | The nozzle holder combinations (1) must be installed again immediately after cleaning (at a maximum after 3 to 4 hours) in the same engine since otherwise the nozzle holder combinations (1) can become nonfunctional due to corrosion (nozzle needle jams), which in turn can lead to damage to the engine when starting the engine. | |
Pay attention to markings on nozzle holder. | |||
Engine 457.9 | |||
Engines 541.9. 542.9 | |||
Engines 904.9, 906.9 | |||
Engine 926.9 | |||
Danger! | Risk of accident caused by vehicle starting off by itself when engine is running. Risk of injury caused by contusions and burns during starting procedure or when working near engine | Secure vehicle to prevent it from moving. | |
5 | Start engine immediately after installing nozzle holder combinations (1) and allow the engine to run | The fuel system is bled automatically If the engine fails to start or only runs for a brief period: | |
On engines 904.9, 906.9 repeat the starting procedure after a break of 2 minutes. | |||
On engines 457.9, 541.9, 542.9, the bleed the fuel system by hand. | |||
| Bleed fuel system | ||
6 | Turn off engine |
Workshop equipment
WE58.40-Z-1001-13A | Ultrasonic nozzle cleaning equipment |
WE58.40-Z-1002-13A | Perforated cover for ultrasonic cleaning unit |
Repair materials
Number | Designation | Order number |
BR00.45-Z-1033-04A | Cleaner, P3 Neuproton 5032 | Bandelin electronic GmbH & Co. KG |