Best to ask a gunsmith for help if you don't have a manual
How to take apart Coast to Coast Marlin 22 cal long rifle Model 00550
don't take down a Winchester model 52, the way they bedded the rifle was a mystery. It may never shoot the same if you take it apart.
You will have to take it apart. Each model is different so you will have to find a diagram of the rifle.
You can get a manual from Remington by going to their website
Take it to a gunsmith for verification
Recommend you ask a gunsmith for help and watch
22 long rifle only
Take the rifle to a gun shop so they can figure out what make, model and caliber rifle you have. There is no 84 caliber long rifle.
Need to know who made it. Need to know if it is a bolt action, pump, or semi-auto. Does it have a model number on it?
Take it to a gun smith.
To take apart the Gecado .25 caliber rifle, you will begin by making sure that the rifle is not loaded. Remove the retaining pin at the base of the barrel and remove the barrel.
You need a copy of the owner's manual for your rifle- trust me- parts of the bolt are tricky. You can get a copy for free from Winchester is you are in the US. The link below will take you to their order form on their website.