How to Reassemble a Ruger Mark II

Step-by-Step Guide

1. 1

   Step 1: Your pistol should already be assembled into four major components; The Receiver-Barrel Assembly (AKA the Receiver)

   Also, remove the Magazine from the Frame. , (The Hammer is the wedge shaped piece on the top rear of the Frame) ,, Try pressing the palm of one hand on the muzzle (front of the Barrel) and the other hand holding the Frame. , (See warnings) , Sometimes the Hammer needs to pushed back down again.
   
   You may need to point the barrel up when you do this.
   
   You may also need to pull the trigger a few times as you do. , This may require some force.
   
   Take care not to damage the rear sight.
   
   When in place, the pin should stick up from the receiver slightly (just behind the rear sight). , (The Frame should be about vertical) ,, It is a small swinging piece of metal inside the frame, very near the MHA. , You should be able to push it in, but it will spring back out a tiny bit.
   
   Now swing the latch closed.
2. 2

   Step 2: The Frame

3. 3

   Step 3: The Bolt Assembly

4. 4

   Step 4: and the Mainspring Housing Assembly (or MHA).

5. 5

   Step 5: Be certain the pistol is free of cartridges.

6. 6

   Step 6: Lay the Hammer flat.

7. 7

   Step 7: Place the Receiver on top of the Frame.

8. 8

   Step 8: Push the Receiver Backward while pushing the Frame forward.

9. 9

   Step 9: BE ABSOLUTELY CERTAIN THE SMALL PIN IS IN THE BOLT.

10. 10

    Step 10: Now slide the Bolt into the receiver spring-side up.

11. 11

    Step 11: Insert the larger 'pin' part of the the MHA into the Frame

12. 12

    Step 12: and straight up into the Receiver.

13. 13

    Step 13: Now point the assembled pistol upward at about 45 degrees.

14. 14

    Step 14: Pull and hold the Trigger.

15. 15

    Step 15: As you rotate the MHA into the Frame

16. 16

    Step 16: look for the Hammer Strut.

17. 17

    Step 17: The MHA should swing almost all the way into the Frame.

Detailed Guide

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