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This manual contains the most important information for the repair of
KOHLER
air cooled, direct injection Diesel
engines type
KD 625/3 and 626/3.
This information is current upto 02/07/2012
CHAPTER INDEX
CHAPTER INDEX
California emission control warranty statement ................................................................................................................. 6
Your warranty rights and obligations .................................................................................................................................. 6
GENERAL REMARKS AND SAFETY INFORMATION ........................................................................................... 7
Safety and warning decals ................................................................................................................................................. 7
Limited 3 year kohler
®
diesel engine warranty .................................................................................................................... 7
General service manual notes ............................................................................................................................................ 7
Glossary and terminology ................................................................................................................................................... 7
Safety regulations ............................................................................................................................................................... 8
General safety during operating phases ............................................................................................................................ 9
Safety and environmental impact ...................................................................................................................................... 9
TECHNICAL INFORMATION .................................................................................................................................. 10
Possible causes and trouble shooting ...............................................................................................................................10
Manufacturer and motor identification data .......................................................................................................................12
The identification plate shown in the figure can be found directly on the engine. .............................................................12
Approval data .....................................................................................................................................................................12
Techinical specifications ....................................................................................................................................................13
Performance diagrams ......................................................................................................................................................14
Overall dimensions ............................................................................................................................................................16
MAINTENANCE - PRESCRIBED LUBRICANT - REFILLING ............................................................................. 17
Routine engine maintenance .............................................................................................................................................17
Extraordinary maintenance ...............................................................................................................................................17
Ordinary maintenance .......................................................................................................................................................17
Lubricant ............................................................................................................................................................................18
Prescribed lubricant ...........................................................................................................................................................19
Fuel specifications ............................................................................................................................................................ 20
DISASSEMBLY/REASSEMBLY .............................................................................................................................. 22
Recommendations for disassembling and assembling .................................................................................................... 22
Recommendations for overhauls and tuning .................................................................................................................... 22
Oil-bath air cleaner ........................................................................................................................................................... 23
Oil-bath air cleaner components ...................................................................................................................................... 23
Exhaust manifold .............................................................................................................................................................. 23
Intake manifold .................................................................................................................................................................. 24
Blower belt alternator ........................................................................................................................................................ 24
Belt tension adjustment .................................................................................................................................................... 24
Half-pulley - Reassembly .................................................................................................................................................. 24
Blower belt alternator - Reassembly ................................................................................................................................. 25
Tension check ................................................................................................................................................................... 25
Air shroud and baffles - Disassembly ............................................................................................................................... 25
Blower assembly ............................................................................................................................................................... 25
Blower assembly components with 14 A alternator .......................................................................................................... 26
Blower assembly components with 21 A alternator .......................................................................................................... 26
Blower control pulley - Disassembly ................................................................................................................................ 26
Crankshaft pulley .............................................................................................................................................................. 27
Blower control pulley diameter ......................................................................................................................................... 27
Timing cover ..................................................................................................................................................................... 27
Tank .................................................................................................................................................................................. 28
Flywheel ............................................................................................................................................................................ 28
Valve / rocker arm clearance ............................................................................................................................................ 28
Compression release (optional) ........................................................................................................................................ 29
Rocker arm assembly ....................................................................................................................................................... 29
Disassembling size P injector ........................................................................................................................................... 29
Injector protrusion ..............................................................................................................................................................31
KD Workshop Manual_cod. ED0053029350_
1° ed
_ rev.
00
Содержание KD 626/3
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