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FOCS Workshop Manual_cod. 1.5302.351_7° ed_ rev. 06
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Timing belt removal .......................................................................................................................................................... 36
Vacuum pump and vacuum pump flange ........................................................................................................................33
Valve / Rocker arm clearance .......................................................................................................................................... 44
Valve guide insertion ........................................................................................................................................................49
Valve guides and valve guide housings ........................................................................................................................... 49
Valve recess and seat sealing width ................................................................................................................................50
Valve seats and housings - Dimensions .......................................................................................................................... 50
Valve springs ..................................................................................................................................................................... 48
Valve stem sealing rings - Reassembly ........................................................................................................................... 48
Valve timing - Angles ........................................................................................................................................................39
Valve timing check ............................................................................................................................................................ 38
Valve, specifications ......................................................................................................................................................... 49
Valves ................................................................................................................................................................................ 48
5TURBOCHARGER................................................................................................................................. 66-67
TURBO CHARGER ........................................................................................................................................................... 66
Turbocharger components ............................................................................................................................................... 66
Turbocharger pressure testing ......................................................................................................................................... 66
Turbocharger west gate adjustment - Regolazione corsa asta comando valvola " Waste gate ".................................67
6LUBRIFICATION CIRCUIT.................................................................................................................... 68-71
Internal oil filter and oil sump return pipe ........................................................................................................................ 69
LUBRIFICATION CIRCUIT ............................................................................................................................................... 68
Oil filter cartridge .............................................................................................................................................................. 70
Oil pressure check ............................................................................................................................................................70
Oil pressure regulating valve ............................................................................................................................................70
Oil pump ............................................................................................................................................................................ 69
Oil pump, clearance between rotors ................................................................................................................................ 69
7COOLANT CIRCUIT.............................................................................................................................. 72-73
COOLANT CIRCUIT ......................................................................................................................................................... 72
Coolant circulation pump, components ........................................................................................................................... 73
Radiator and compensation, check and seal tank cap. .................................................................................................. 73
Thermostatic valve ............................................................................................................................................................ 73
8FUEL SYSTEM...................................................................................................................................... 74-83
Closing the oilhole ............................................................................................................................................................ 82
Fuel feeding / injection circuit ........................................................................................................................................... 74
Fuel filter detached from the tank (on request) ............................................................................................................... 74
Fuel lift pump .................................................................................................................................................................... 74
Fuel pump drive rod projection ........................................................................................................................................74
Injection advance control and regulation .........................................................................................................................80
Injection advance for currently used pump/injector unit ................................................................................................. 80
Injection advance references on timing belt protector .................................................................................................... 81
Injection pump assembly/disassembly ............................................................................................................................ 76
Injection pumps delivery balancing .................................................................................................................................. 83
Injector, nozzle projection ................................................................................................................................................. 79
Injector, setting (old type) ................................................................................................................................................. 79
Injector, spark arrester...................................................................................................................................................... 79
Instrument connection ...................................................................................................................................................... 83
Plunger barrel ring nut assembly/disassembly ................................................................................................................ 76
Plunger injection pump reassembly ................................................................................................................................. 76
Preliminary steps to pump/injector unit delivery balancing test ..................................................................................... 82
Pump/injector unit ............................................................................................................................................................. 75
Pump/injector unit se.no. 6590.285 control data. ..................................................................................................... 77-78
Pump/injector unit, components ...................................................................................................................................... 75
Pumping element ..............................................................................................................................................................77
Pumping element (old-type injection pump) .................................................................................................................... 77
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