Pistons; Piston Pin Removal; Pin Check - Benelli BN600R 2014 Service Station Manual

The following removal procedure applies to all piston pins (4).
Once the pin retaining ring (2) has been removed from both
sides of the cylinder (3), proceed to remove the pins from each
piston with the special tool (*) Fig. A
(*) Piston removal tool
Code:......................
NOTE
Never use hammers to remove the pins.
The following removal procedure applies to all pins (4).
Check:
• piston pin
If there is blue discolouration or grooves, replace the piston pin
and check the lubrication system.
Measure:
• The outer diameter of the piston Fig.B
If outside the specifi cations, replace the piston pin.
Measure:
• the inner bore diameter of the piston pin.
If outside specifi cations, replace the piston.
Internal bore (A)
Pin bore
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PISTONS

PISTON PIN REMOVAL

PIN CHECK:

Size
Ø16 mm +0,008/+0.002
- 195 -
ENG
A
B
B
A