Kohler KDI 1903M Workshop Manual

INFORMATION ABOUT OVERHAULING
8
105
EN
8.6 Cylinder head
8.6.1 Flatness check
Put the cylinder head on a surface plate and, with a dial
gauge, check the flatness of surface C.
The MAX value of allowable irregularity of surface C is
0.10mm.
If the value is not observed, you are required to grind surface
C.
The MAX removal allowed is 0.20 mm.
Important
•
Grinding is to be performed with sleeves A of the
injectors assembled.
Fig 8.20a - Fig 8.20b
8.6.2 Valve seats check
Thoroughly clean the valves and their seats with.
Measure indentation
B
of each valve with regard to the
cylinder head surface
C
, which is to be a
MIN
of 0.60 mm
and
MAX
of 0.85 mm.
The
B MAX
indentation allowed on worn components is 1.10
mm.
If the measured value does not correspond with the values
indicated, replace the worn component.
Important
•
The seats must be worked after driving to reach valu
e
B,
go to a rectification workshop for such operations.
8.6.3 Valve springs
Using a dynamometer, subject the spring to two different
forces (in Tab. 8.9) and check that the length of the spring
corresponds to the values indicated in the table.
(
*1)
The code
ED0057551850-S
is installed from
S/N
4418801760
Fig 8.21
F
ig 8.22

Kohler KDI 1903M Specifications

General

Brand	Kohler
Model	KDI 1903M
Category	Engine
Language	English