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Kohler KD 625/2 User Manual

Kohler KD 625/2
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KD 625-2 Workshop Manual_cod. ED0053029380_1° ed_ rev. 00
4
56
58
57
59
54 55
Distance between the piston at the top dead centre and the cylinder surface
Head seal thickness
Disassembly / Reassembly
CONNECTING ROD
Remove the oil sump.
Remove the connecting rod cap.
Important
Both connecting rod/piston units should be tted back into the
corresponding cylinders; mark them so as to identify the correct
combination during reassembly.
See page 40 for specications as to the tightening of the connecting
rod big end bearing.
Piston clearance
Piston clearance = 0.65 ÷ 0.70 mm, for standard engines
= 0.55 ÷ 0.60 mm, for 97/68 CE and EPA engines
The piston in the TDC (top dead centre) position may extend or be
short of the upper surface of the cylinder.
Use a dial indicator to measure the difference between the two sur-
faces (piston crown and upper cylinder surface) and use a suitable
thickness copper gasket B for the cylinder head to adjust the clearan-
ce volume A.
(See image below)
Piston - Retting
Connect piston to connecting rod in a way that the combustion chamber
centre b is at right angle under nozzle tip a.
Lubricate piston pin and introduce it into the piston by exerting pressure
with your thumb.
Check that both circlips are well inside their seats.

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Kohler KD 625/2 Specifications

General IconGeneral
BrandKohler
ModelKD 625/2
CategoryEngine
LanguageEnglish

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