CE ENGINE FUEL SYSTEM
5-14
©
200416
Removal and installation
2
ΧΦ65/75/85 series
4
5.5 REMOVAL AND INSTALLATION, FUEL RAIL PRESSURE-LIMITING VALVE
When removing the pressure-
limiting valve, fuel will escape.
Collect the fuel and avoid the risk of
fire.
Dirt in the fuel system can lead to
significant damage to parts of the
system. Prevent this by cleaning the
parts before disassembly and then
sealing all open connections.
Removing fuel rail pressure-limiting valve
1. Clean the pressure-limiting valve (2) and the
surrounding area.
2. Remove the fuel return pipe (3) from the
pressure-limiting valve (2).
3. Remove the pressure-limiting valve (2) from
the fuel rail (1).
Installing fuel rail pressure-limiting valve
1. Check the sealing surface and the screw
thread of the pressure-limiting valve and the
fuel rail.
2. Install the pressure-limiting valve in the fuel
rail and tighten the valve to the specified
torque. See "Technical data".
3. Fit the fuel return pipe on the pressure-
limiting valve.
4. Start the engine and check the pressure-
limiting valve for leaks.
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i400779
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