Download Yamaha K-31 Technical data

Transcript
32 and 33
b) Bolt
Mq. 11
Mq. 31
Replace the Extractor
Replace the extractor
Slide the locking sleeve, lugs forward, over
the cylinder
Slide the locking sleeve with the lugs in front over
the cylinder
Replace the cocking piece and slide it into
the firing groove in the bolt plug
Replace the cocking piece and slide it into the firing
groove in the bolt plug
Replace the firing pin spring over the
cocking piece and compress it and hold
Replace the firing pin spring over the cocking piece
and compress it and hold
Replace the firing pin, release the spring
Replace the firing pin, release the spring
Pull and turn the cocking piece so the sear
rests between the two slots in the bolt plug
Pull and turn the cocking piece so the sear rests
between the two slots in the bolt plug
Assemble and tighten the firing mechanism
assembly to the cylinder/sleeve assembly
With the cylinder/locking sleeve assembly in the
left hand, hold the locking lugs with the thumb and
middle finger. Align the ejector slots in the locking
sleeve and the cylinder and hold them aligned with
the tip of the index finger.
Grasp the bolt in the left hand
Turn the locking sleeve until the end of the
helical slot aligns with the cam follower pin
slot on the cylinder and that these align with
the cam follower shaft slot in the bolt plug.
Replace the cam follower shaft by first
placing the cam follower pin in the forward
part of the helical slot as well as the cam
follower pin slot in the cylinder. Place the
small p in in the bolt plug slot.
Slide the sleeve/cylinder assembly into the firing
mechanism assembly until it bottoms, with the cam
follower plate slot in the bolt plug turned to the left.
Turn the sleeve/cylinder assembly a quarter turn
until the rear pocket of the helical slot in the locking
sleeve aligns with the cam follower plate slot in the
bolt plug.
Pull the cam follower shaft all the way to the
rear causing the locking sleeve to turn left to
the point the cam follower pin falls into the
aft pocket of the helical slot.
Replace the cam follower plate by inserting the rear
end of the plate in the cam follower plate slot in the
bolt plug; Slide the cam follower plate back until it
bottoms and turn the bolt to the left until cam
follower pin can slide into the pocket on the aft end
of the helical slot in the locking sleeve.
Place the Cocking Piece Sear into the safety
slot.
Place the Cocking Piece Sear in the safety slot in
the bolt plug.
c) Replace the bolt
d) Replace the Magazine