Lombardini CHD series - Page 7

- 7 - Workshop Manual LDW CHD _ cod. 1.5302.345 - 6° ed_rev. 05
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Chapter index
Timing belt operating angles (with valve clearance set to zero)...................................................................................... 55
V belt ............................................................................................................................................................................... 29
Valve guide insertion, after driving .................................................................................................................................. 33
Valve guides and cylinder head ...................................................................................................................................... 32
Valve material .................................................................................................................................................................. 32
Valve recess and sealing surfaces .................................................................................................................................. 33
Valve removal .................................................................................................................................................................. 31
Valve seats and bore ....................................................................................................................................................... 33
Valve spring - Check ....................................................................................................................................................... 32
Valve spring - check under load ...................................................................................................................................... 32
Valve timing check .......................................................................................................................................................... 54
Valve timing without considering timing marks ................................................................................................................ 54
5 TURBOCHARGER ...............................................................................................................................58 - 59
Checking actuator setting - "Waste gate" valve control rod stroke adjustment ............................................................... 59
Turbocharger ................................................................................................................................................................... 58
Turbocharger components .............................................................................................................................................. 58
Turbocharger Testing ...................................................................................................................................................... 58
6 LUBRICATION SYSTEM ......................................................................................................................60 - 62
Lubrication system layout ................................................................................................................................................ 60
 Oilltercartridge ............................................................................................................................................................. 61
Oil pressure adjusting valve ............................................................................................................................................ 61
Oil pressure check .......................................................................................................................................................... 62
Oil pressure curve for LDW 1503 - 1603 ........................................................................................................................ 62
Oil pressure curve for LDW 2004 - 2204 ........................................................................................................................ 62
Oil pressure curve for LDW 2004/T - 2204/T ................................................................................................................. 62
Oil pump .......................................................................................................................................................................... 61
Oil pump rotor clearance ................................................................................................................................................. 61
7 COOLING SYSTEM ..............................................................................................................................64 - 65
Cooling system layout ..................................................................................................................................................... 64
Expansion tank and cap .................................................................................................................................................. 65
Checking for cooling system leaks .................................................................................................................................. 65
Coolant circulating pump ................................................................................................................................................. 65
Thermostat ...................................................................................................................................................................... 65
8 FUEL SYSTEM .....................................................................................................................................66 - 72
Checking injection pump delivery .................................................................................................................................... 70
Checking low pressure injection timing for engines with hydraulic tappets .................................................................... 71
Checking low pressure injection timing for engines with mechanical tappets ................................................................. 71
Electric fuel pump (24V) .................................................................................................................................................. 67
Fuel feeding pump .......................................................................................................................................................... 66
Fuel feeding pump drive rod protrusion .......................................................................................................................... 66
Fuel feeding/injection circuit ............................................................................................................................................ 66
Fuellter ......................................................................................................................................................................... 66
How to reassemble injection pump components ............................................................................................................. 68
How to reassemble injection pump feeding tubes ........................................................................................................... 69
How to remove injection pump feeding tubes ................................................................................................................. 68
Injection pump ................................................................................................................................................................. 67
Injection pump control rod ............................................................................................................................................... 68
Injection pump delivery equalization. .............................................................................................................................. 69
Injection pump disassembly ............................................................................................................................................ 67
Injection pump non-return valve ...................................................................................................................................... 68
Injection pump P. No. 6590-249 - Plunger and barrel assembly ..................................................................................... 70
Injection timing correction by changing the pad thickness .............................................................................................. 72
Injector (pin type) ............................................................................................................................................................ 72
Injector setting ................................................................................................................................................................. 72
Instrument for equalizing injection pump delivery ........................................................................................................... 69
Test data of injection pump ............................................................................................................................................ 70