6-3-13-snyatie-i-ustanovka-klapannojj-sborki.html

6.3.13. Removal and installation of klapanny assembly

For models 463.333 (М628)

Details of installation klapanny (М628)

1, 2, 3 — Pressure head lines of a fuel path 4 — the Hollow bolt of shtutserny connection 4а — Shtutserny I will corrode 4b — Sealing rings 5 — the Screw	6 — the Line of return of fuel 70 — the Fuel filter 21/7 — Klapannaya assembly B4/6 — the pressure Sensor in the fuel highway Y74 — the pressure Valve regulator

PERFORMANCE ORDER

Switch off ignition. Open a cowl and fix it in vertical situation. Remove an air purifier (see. Section Service of components of an inlet air path). Remove the panel of furnish of a maslonalivny mouth. Remove the fuel filter (70). Disconnect electroconducting from the pressure sensor in the fuel highway (B4/6) and the valve regulator of pressure (Y74). Disconnect pressure head fuel lines (1, 2 and 3), - at once закупорьте the open ends of lines/unions, collect traces of the spilled fuel, prepare replaceable sealing elements. Turn out a hollow bolt (4) and remove the shtutserny socket (5). Sealing rings (4b) are subject to replacement without fail! Turn out fixing bolts (5) and remove klapanny assembly (21/7) assembled with the returnable line (6) brought to it. Disconnect from klapanny assembly (21/7) returnable line (6), - prepare a replaceable sealing ring. Installation is made upside-down, - do not forget to replace sealing elements. The final tightening of shtutserny nuts of pressure head fuel lines (1, 2 and 3) should be made only after a tightening of bolts (5). Start the engine and check power supply system components on existence of signs of development of leaks. In summary make cleaning of memory of the module of onboard self-diagnostics (see. Head of System of electric equipment of the engine).