P07.16-0296-12
1 Plug connection of pressure regulator valve
2 Sealing ring
3 Sealing ring
4 Screw
Y74 Pressure control valve
| Removing | ||
1 | Disconnect plug connection for pressure regulating valve (1) | Installation: Ensure correct seating of the pressure regulating valve connector (1). | |
Danger! | Risk of explosion caused by fuel igniting, risk of poisoning caused by inhaling and swallowing fuel and risk of injury to eyes and skin caused by contact with fuel | No fire, sparks, open flames or smoking. Wear protective clothing when handling fuel. | |
2 | Unscrew bolts (4) and remove pressure control valve (Y74) | Collect fuel which runs out in a suitable container. | |
| Install | ||
3 | Clean sealing surfaces | ||
4 | Lightly grease new seals (2 and 3) with special grease before installing pressure regulator valve | If the seals are damaged when being installed, this may result in internal leaks which are not recognizable from the outside. | |
5 | Insert pressure control valve (Y74) and screw in bolts (4) | Bolt pressure regulator valve tight in stages. | |
| |||
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 the engine as it is running | Secure vehicle to prevent it from moving by itself. | |
6 | Check fuel system for leaks with engine running |
Common rail diesel injection (CDI)
Number | Designation | Engine 668.914 | ||
BA07.16-P-1002-01B | Bolt connecting pressure regulator valve to rail | Stage 1 | Nm | 3 |
Stage 2 | Nm | 5 | ||
Repair materials
Number | Designation | Order number |
BR00.45-Z-1036-06A | Special grease | A 001 989 42 51 10 |
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