MOTO GUZZI CALIFORNIA EV 1997-2000, Workshop Manual

Page: 205 / 288

A
B
C
D
E
F
G
H
I
L
M
N
O
P
44 E
NGINE
14
Ø 92,000 ÷ 92,030 FROM KD 030429 / VON KD 030429 / DE KD 030429
Ø 92,000 ÷ 92,018 UNTIL KD 030428 / BIS KD 030428 / TOT EN KD 030428
CHECKING MEASURE
FOR SELECTION
KONTROLLMAß
FÜR DIE AUSWAHL
CONTROLEMAAT
VOOR SELECTIE
1st MEASUREMENT
1.MESSUNG
1 METING
a
2nd MEASUREMENT
2.MESSUNG
2 METING
a
3rd MEASUREMENT
3.MESSUNG
3 METING a
A
D
C
B
N.B.
The procedures described below refer to the
disassembly of only one head, but they are valid
for both.
Disassembly:
• Remove the engine unit, as described in chapter 2 in
this section;
• Remove the head, as described in chapter 4 in this
section;
• Remove cylinder “A” from the stud bolts;
• Remove the clamps “B” for the piston pin “C”;
• Remove the piston pin “C” using the special tool,
commercially available;
• Remove the piston “D”;
C
HECK OF COMPONENTS
Cylinder wear control:
The cylindersʼ diameter must be measured at three
heights, turning the dial gauge by 90°.
Check that the cylinders and pistons belong to the same
selection category (A,B,C) until engine KD030428 or
(D,E,F) from engine KD030429.
Piston check:
GRADE A GRADE B
GRADE C
92,000÷92,006
GRADING CYLINDER DIAMETER SINCE ENGINE N° KD 030428
92,006÷92,012 92,012÷92,018
GRADE A GRADE B GRADE C
91,966÷91,972
GRADING PISTON DIAMETER SINCE ENGINE N° KD 030428
91,972÷91,978 91,978÷91,984
GRADE D GRADE E
GRADE F
92,000÷92,010
GRADING CYLINDER DIAMETER UP TO ENGINE N° KD 030429
92,010÷92,020 92,020÷92,030
GRADE D GRADE E GRADE F
91,953÷91,963
GRADING PISTON DIAMETER UP TO ENGINE N° KD 030429
91,963÷91,973 91,973÷91,983
B
A
C
D
E
F
G
H
I
L
M
N
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P