7
TM 9-4940-568-34
7-35
Be careful not to gouge cylinder
bore during cleaning. Failure to
follow this procedure could cause
damage to equipment.
NOTE
The following is a maintenance
procedure for one piston and
connecting rod. The
maintenance procedure for
remaining pistons and connecting
rods is identical.
(5)
Scrape ridge from top of cylinder bore (7).
To prevent serious eye damage,
wear eye protection during this
operation.
Do not use steel wire wheel in
piston travel area. Operate wheel
in a circular motion to remove
deposits.
Do not damage cylinder when
scraping carbon deposits.
(6)
Using a blunt edged instrument or a high
quality steel wire wheel installed in a drill or
die grinder, loosen carbon deposits from
cylinder bore (7).
(7)
Remove remaining carbon with a cleaning
pad or equivalent.