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6.2.14. Removal and installation of valvate assembly on models 163.128

Details of installation of valvate assembly on models 163.128 (the series 628 engine)


 PERFORMANCE ORDER

  1. Details of installation of valvate assembly on models 163.128 (the series 628 engine) are shown on an illustration to which all references which are found in the text belong.
  2. Remove the air distribution pipeline (see the Section Service of Components of an Inlet Air Path).
  3. Remove the fuel filter assembled with a basic arm (see the Head of the Power supply system and production of the fulfilled gases).
  4. Disconnect an electrical wiring from pressure sensors in the fuel highway (B4/6) and the valve regulator of pressure (Y74).
  5. Disconnect pressure head fuel lines (1, 2 and 3), - at once to a zakuporta the open ends of the disconnected lines/unions, collect traces of the spilled fuel.
  6. Turn out a hollow bolt (4) of the nipple socket (5).

Sealing rings are subject to replacement without fail!

  1. Remove the valvate block (9) from the distributive pipeline of an air path, previously having disconnected from it the returnable line (8).
  2. Installation is made upside-down, - do not forget to replace sealing elements (6, 7), start the engine and check power supply system components for existence of signs of development of leaks. In conclusion make cleaning of memory of the module of onboard self-diagnostics (see the Head Sistemy of electric equipment of the engine).