Cylinder Liners - Yanmar 4LHA-HTP Operation Manual

Chapter 2 Basic Engine

3. Cylinder Liners

3. Cylinder Liners
3-1 Measuring cylinder liners
Measure the inner diameter of each cylinder with a
cylinder gauge and replace the cylinder liner if it exceeds
the wear limit.
fi/
til
ll
i i
v\ W i \
2
s
e
1
Standard
0100.00-100.03
Cylinder liner
(03.9370 - 3.9382)
NOTE: (1) Be sure to measure A-A, B-B and a, b and c
(2) Be sure that di, cfc, ds are accurate to within
0.02mm (0.0008 in.).
Set the gauge to zero
Set to the cylinder
inner diameter
Indentification mark for
matching with piston (L.M.S)
A/
)
II
/V
y<y
—^>y
0 d i
Ødz
Øda
mm (in.)
Wear limit
0100.15(03.9429)
3-2 Inserting cylinder liners
Coat the outside of the liner with oil, and insert lightly by
hand. Do not tap with a wooden hammer as this may de-
form the liner.
Identification mark for
matching with c y l i n d e r block
(A.B.C)
0103.00-102.97
(04.0551 -4.0939)
2-12
14LHA Series
Cylinder gauge
Withdrawal
of liner by
hand
00