Benelli M4 User Manual

Essential safety rules for firearm handling and use.

Rules for trigger discipline, safe storage, and ensuring readiness.

Performing checks before use, wearing protection, and avoiding alcohol.

Overview of the M4 semi-automatic shotgun and its features.

Details regarding the warranty terms and limitations.

Explanation of the eight general steps in the M4 shotgun's operating cycle.

How cartridges are fed from the magazine and chambered for firing.

Detailed explanation of the cartridge drop lever's function and indicators.

Listing of the parts included in the shotgun's packaging.

Instructions for inserting the bolt handle and unscrewing the fore-end cap.

Guide for assembling the stock, receiver, and bolt unit.

Warning regarding bolt engagement and troubleshooting with the cartridge drop lever.

Steps for attaching the barrel-breech unit to the receiver.

Attaching forearms and ensuring the barrel is correctly seated.

Instructions for screwing on the fore-end fastening cap.

Closing the bolt to prepare the shotgun for use.

Reminders about ensuring the chamber and magazine are unloaded before any work.

How to engage and disengage the safety catch, indicated by a red ring.

Instructions for adjusting the telescoping stock between short and long positions.

Information on magazine capacity and the use of a reducer for legal compliance.

Steps to ensure safety, cock the hammer, and prepare for loading.

Inserting cartridges into the magazine and ensuring the bolt is closed.

Steps for directly inserting a cartridge into the chamber.

Steps for loading using the cartridge drop lever.

Warnings about magazine capacity reduction and safe direction.

Procedure for replacing a cartridge using manual ejection.

Replacing a cartridge by using the cartridge drop lever.

Steps to open the bolt and eject the chambered cartridge.

How to remove cartridges from the magazine using the retaining lever.

Initial steps for disassembling the shotgun, including opening the bolt and using the drop lever.

Removing the fore-end cap, barrel, and forearms.

Removing the bolt handle and the bolt assembly.

Removing the locking head and the trigger guard group.

Removing the pistol grip and telescoping stock.

Guidelines for cleaning the barrel, trigger assembly, bolt group, and gas system.

Steps for installing gas pistons and screwing in gas plugs.

Mounting the pistol grip and telescoping stock.

Installing the locking head pin and the firing pin with its spring.

Inserting the firing pin stud into its seat.

Inserting the bolt assembly and the bolt handle.

Steps to diagnose and resolve issues when the gun does not fire.

Ensuring the magazine cap is tightened to secure the barrel.

Guidelines on compatible ammunition types and critical safety warnings.

How to adjust the rear sight laterally for windage.

How to adjust the rear sight vertically for elevation.

Instructions for removing and cleaning the internal choke.

Steps for reassembling the choke and ensuring proper fit.

Explanation of markings on choke tubes for easy identification.

Warnings and safety measures for handling the magazine spring.

Step-by-step guide for installing the three-round limiter into the magazine tube.