Yamaha K-31 Service Manual download pdf (Page 30)

33 (cont) and 34

3. Disassembly and Assembly of the Magazine

8 The magazine should only be rarely disassembled. Perform only if the Magazine is very dirty.

Exercise caution when disassembling the Mod. 31 Magazine as it is very easy to break the

magazine spring at the point it is attached to the magazine follower plate so it is important not to

exert pressure at that point.

9 Magazine Disassembly

Mq. 11 Mq. 31

Remove the magazine plate by rocking it to

the right

Carefully remove the spring

Take the Magazine in the left hand with the stop

turned toward the body

With the left index finger, lightly press the left side

of the magazine plate in such a way to raise the

right side

Grasp the protruding side with the right index finger

and thumb and remove the lateral bulge from the

tabs by rocking the plate lightly along the

longitudinal axis. Grasp the plate by the bulge and

carefully remove it as well as the magazine spring.

(never pull the plate along its longitudinal axis).

10 Magazine Re-assembly

Mq. 11 Mq. 31

Replace the spring in a relaxed position with

the small rectangle formed by the steel wire

placed front to back

Replace the magazine plate in such a way

that the end of the spring engages the small

notch in the plate

Replace the magazine and Inspect and

function test

Replace the spring and the magazine plate by

inserting the assembly at an angle

Replace the magazine vigorously until the magazine

stop engages completely

Inspect and function test

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Yamaha K-31 Service Manual Page 30