Beretta 1301 Competition User Manual - Page 26

Exhaust Valve Assembly

Page 26 highlights

• Ensure that the piston glides freely on the magazine tube. • To clean the walls of the gas cylinder, spray the walls with Beretta Gun Oil and clean thoroughly with a bronze brush. • After removing any combustion residue, clean the inside of the gas cylinder with a clean cloth. NOTICE: The components specified above must not be lubricated. EXHAUST VALVE ASSEMBLY NOTICE: NEVER DISASSEMBLE the exhaust valve assembly. If necessary, contact a competent gunsmith. EN 26

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• Ensure that the piston glides freely on the magazine tube.
• To clean the walls of the gas cylinder, spray the walls with Beretta Gun Oil and
clean thoroughly with a bronze brush.
• After removing any combustion residue, clean the inside of the gas cylinder
with a clean cloth.
NOTICE:
The components specified above must not be lubricated.
EXHAUST VALVE ASSEMBLY
NOTICE:
NEVER DISASSEMBLE the exhaust valve assembly. If necessary,
contact a competent gunsmith.