Move the safety forward to the 'fire' position, then open the bolt. As you are sliding the bolt to the open position, pulling the trigger will allow the bolt to be removed.
Take out the clip , unload any existing bullets from barrel. Remove the two screws from the clip plate, and then remove the two main screws,one in front of and one behind the clip area. Now carefully remove the barrel from the stock. Then remove the bolt action and clean the barrel as per the cleaning material instructions.
You don't - you'd need to take it to a gunsmith for this.
To clean a Marlin 783, first ensure the firearm is unloaded and clear. Disassemble the rifle by removing the bolt, then clean the barrel with a solvent and a cleaning rod, using brushes and patches to remove fouling. Wipe down the action and stock with a cloth, applying gun oil to metal surfaces to prevent rust. Finally, reassemble the rifle and ensure it functions properly before storing.
To remove the barrel from a Marlin Glenfield Model 75 .22LR, first ensure the firearm is unloaded and the magazine is removed. Next, locate the barrel nut at the front of the receiver; use a wrench or appropriate tool to unscrew it counterclockwise. Once the barrel nut is removed, gently pull the barrel away from the receiver to detach it. Always consult the owner’s manual for specific instructions and safety precautions.
Open bolt, elevate barrel, pull trigger , catch bolt before it hits the ground
To remove barrel, first disassemble gun. Remove magazine by inserting a 1/4" dia punch in the hole in the magazine and unscrew. Now the hard part. Unscrew the action from the barrel. You will need a special barrel vice and a special action wrench to do this - if you don't want to bugger up the barrel and action. The barrel vice needs to accomodate the rib (if installed). It needs to use custom made wooden jaws (for each different barrel). Use rosin on wooden jaws to increase friction. These tools are usually only economical to make if you are in the gun repair business.
Open action remove pin remove slide,barrel,spring.
To field strip a Marlin Model 375, first ensure the firearm is unloaded by removing the magazine and visually checking the chamber. Next, push the lever on the side of the receiver to open the action, then remove the bolt by sliding it out from the rear of the receiver. Finally, the barrel can be separated from the receiver by unscrewing the barrel screw located at the front of the receiver, allowing for easy cleaning and maintenance. Always remember to follow safety protocols throughout the process.
With MOST bolt action rifles, empty the weapon, check that it is clear, take safety off, open the bolt, draw to the rear, depress and hold trigger, and bolt can be withdrawn. A few require the trigger be pushed forward.
To disassemble a BSA Mercury air rifle, first ensure the rifle is unloaded and the safety is engaged. Remove the stock by unscrewing the screws that secure it to the action. Next, carefully remove the trigger mechanism by unscrewing it from the action. Finally, separate the barrel from the action by loosening the barrel pivot screw and gently pulling the barrel away. Always consult a service manual for specific instructions and safety precautions.
remove foreend screw and remove wood. remove threaded lug behind spring latch assembly. lift spring assembly off of barrel lug, then pull rear hasp forward and out. open action and lift barrel out. just lifting the forend off can fracture old wood.
Pull down on the front of the foreend. It snaps right off. Open the action, and the barrel lifts back and up off the hinge in the receiver.