Remington R300 User Manual download pdf (Page 20)

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106088

Tool Disassembly and Assembly

4. Slide ejector spring (21) around within

retaining slot in breech (17) to free

ejector (16). Remove ejector. Inspect

ejector spring and remove only if dam-

aged.

ASSEMBLY

1. a.) Push piston (7) all the way into the

barrel (6).

2. Put ejector (16) into ejector slot in

breech (17), slide ejector spring (21)

over ejector. If new ejector spring is

used, carefully wind into retaining slot

in breech. Align spring so tapped hole

in slot is clear.

3. Press small end of breech spring (22)

onto shoulder of breech (17). Replace

breech spring and breech in receiver

(4). Slide barrel (6) in receiver and

align with ejector. Push barrel. Turn

CHECK FOR ANY DAMAGED PARTS.

CLEAN BEFORE REASSEMBLING.

7

6

b.) Place buffer (8), small end first, in

muzzle cap (5) and screw muzzle cap

into barrel (6).

16

21

17

Retaining Slot

5

6

8

16

Retaining Slot

21

17

Ejector Slot

4

17

22

18

19

20

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4. With barrel (6) touching breech, insert

tang (3) and tang spring (2) into hole in

receiver making sure tang drops into

slot in barrel. Screw on tang cap (1)

completely. Be sure tang cap is always

kept tight, to ensure proper operation

of tang.

and align sear recess in breech with

sear access hole. Insert sear spring

(20) and sear (19). Flat with hole in

sear must face toward rear of receiver.

Twist breech to align sear with slot.

Replace set screw (18).

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2

1

6

4

5. Assemble small end of firing pin spring

(14) on to end of firing pin (13). Position

firing pin and firing pin spring into rear

of receiver (4). Place receiver into

handle housing (12). Insert screw (9) in

front of trigger guard, but do not

tighten. Replace recoil pad (11) and

insert the two screws (10 and 15).

Tighten the upper screw (10) first, then

tighten the screw in front of the trigger

guard. Last, tighten up the lower screw

in the recoil pad.

13

14

12 11

10

15

9

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