Kohler KD225 Workshop Manual page 6

INDEX
10 - FUEL SYSTEM ................................................................................................................................................. 52
Fuel filter KD 225-315-350-400-440 . ............................................................................................................................... 52
Fuel filter KD 225 (version with internal filter in tank) ....................................................................................................... 52
Feed pump (optional) ........................................................................................................................................................ 52
Fuel pump, drive rod protrusion . ....................................................................................................................................... 53
Injection pump .................................................................................................................................................................. 53
Injection pump fitting in the crankcase ............................................................................................................................. 53
Injection pump components and disassembly ................................................................................................................. 54
Injection pump, body, plunger and delivery valve . ............................................................................................................ 54
Injection pump refitting ..................................................................................................................................................... 54
Injection pump non-return valve ....................................................................................................................................... 55
Outlet fitting components for 315-350 EPA E 400-440 engines ...................................................................................... 55
Injection pump, Rilsan tube removal ................................................................................................................................ 55
Injection pump, Rilsan tube refitting ................................................................................................................................. 55
Injection pump delivery check on test bench ................................................................................................................... 56
Static injection timing . ....................................................................................................................................................... 56
Static injection lead test on flywheel................................................................................................................................. 57
Injection advance adjustment ........................................................................................................................................... 58
Injector .............................................................................................................................................................................. 58
Leakage time (waste) . ....................................................................................................................................................... 59
Nozzles ............................................................................................................................................................................. 59
Injector calibration............................................................................................................................................................. 59
11 - ELECTRICAL SYSTEM .................................................................................................................................... 62
12V, 12A electric ignition diagram .....................................................................................................................................61
Alternator ...........................................................................................................................................................................61
Alternator battery charger graph (12V, 12A) . .....................................................................................................................61
24V, 9A alternator battery recharging curve . .................................................................................................................... 62
12V, 30A alternator battery recharging curve . .................................................................................................................. 62
Voltage regulator . .............................................................................................................................................................. 62
12V electric starter diagram with voltage regulator built into the ignition panel ............................................................... 63
12V electric ignition layout with motor protection (optional) ............................................................................................. 63
Diagram of electric starter motor protection with sole self-winding starter - without battery - (optional) . ........................ 64
Testing voltage regulator for proper operation ................................................................................................................. 65
Starting motor ................................................................................................................................................................... 65
Characteristic curves for starting motor type DW (L) 12V, 1.1 KW . ................................................................................. 65
Characteristic curves of Bosch starter motor type DW (L) 12V, 0.9 kW........................................................................... 66
Characteristic curves of Bosch starter motor type DW (L) 24V, 1.6 kW . .......................................................................... 66
Ignition switch positions . ................................................................................................................................................... 66
Adjustments - KD 315-350 . ............................................................................................................................................... 67
Idling speed setting in no-load conditions (standard) . ...................................................................................................... 67
Idle speed adjustment, for small car versions .................................................................................................................. 67
Full speed setting in no-load conditions (standard) . ......................................................................................................... 67
12 - SETTINGS / ADJUSTMENTS .......................................................................................................................... 68
Adjustments - KD 225-400-440 ....................................................................................................................................... 68
No-load idling adjustment (standard) . ............................................................................................................................... 68
No-load top rate adjustment (standard) . ........................................................................................................................... 68
Injection pump flow rate adjustment For KD 225-315-350-400-440 ............................................................................... 68
Injection pump delivery limiting and torque adapter (standard) ....................................................................................... 68
Injection pump delivery setting ........................................................................................................................................ 69
Required settings (the most common ones) . .................................................................................................................... 69
14 - STORAGE ........................................................................................................................................................ 70
Storage ............................................................................................................................................................................. 70
Internal engine protection: ................................................................................................................................................ 70
Injection systems protection: ............................................................................................................................................ 70
External engine protection: . .............................................................................................................................................. 70
Procedures to be carried out before start the engine . .......................................................................................................71
15 - TORQUE SPECIFICATIONS ........................................................................................................................... 72
Main torque specifications ................................................................................................................................................ 72
Use of sealant ................................................................................................................................................................... 72
Table of tightening torques for standard screws (coarse thread) ..................................................................................... 73
Table of tightening torques for standard screws (fine thread) .......................................................................................... 73
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KD 225_315_350_400_440 Workshop Manual_cod. ED0053029330_1° ed_ rev. 00