Beretta Px4 Storm Full Size Beretta PX4 Storm Full Size User Manual - Page 35

MAINTENANCE The firearm should be cleaned as soon as possible after firing or at least once every month. Use only high-quality, commercially available firearm cleaning solvents and cleaning equipment. Field strip the pistol as indicated in the appropriate section of this manual. WARNING: Excess oil and grease obstructing the bore, even ! partially, is very dangerous when firing and may cause barrel rupture and serious injury to the shooter and bystanders. Never spray or apply oil to the cartridges. Use lubricants properly. You are responsible for the proper care and maintenance of your firearm. BARREL • Spray the supplied brush with gun oil. Insert the brush into the barrel from the chamber and scrub the chamber and bore thoroughly. If necessary, first clean the bore with a gun solvent. • Dry the chamber and bore by pushing a cotton patch through the chamber and bore with the brush. Repeat with a new patch until it emerges clean. CAUTION: Do not push the cleaning brush from the muzzle end towards the chamber if the barrel is still assembled on the pistol. Cleaning the barrel from the breech (chamber) end will avoid damaging the muzzle or bore. • Clean the barrel double cam and locking lugs with a cotton cloth soaked in gun oil; If necessary use the supplied brush. • Lightly oil the inside of the barrel by passing a clean cotton cloth soaked in gun oil through it. • Lightly oil the barrel double cam, the locking lugs and the bore. Lightly oil the outside of the barrel. CENTRAL BLOCK • Clean the central block with a cloth soaked in gun oil paying particular attention to the block tooth and the spring guide hole. Carefully dry with a clean cloth. • Lightly oil the central block. 77