Heckler And Koch HK94 Instructions

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 Fig. 8  Bolt Assembly
Fig. 9  Bolt head carrier Fig. 10  Recoil Spring Guide
            with recoil spring tube rod with recoil spring
Fig. 12 Locking piece
Fig. 11  Bolt head
      Fig. 13  Firing pin spring Fig. 14  Firing pin 
						

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Assembly 3  Grip assembly and trigger mechanism
The grip assembly (Fig. 15) is hinged to the receiver, can be swung
down and removed from it. It houses the trigger mechanism (Fig. 16)
with hammer, ejector and the safety. The safety axle connects the
trigger housing to the grip. 
						

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Fig.  15      Fig. 16
Grip with trigger housing Trigger mechanism and safety 
						

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Assembly 4  Butt stock
Fixed butt stock
The fixed butt stock (Fig. 17) closes the rear of the receiver. It is con-
nected to the receiver by a locking pin.
The sling holder is attached to the butt stock by means of tubular rivets,
which are also employed for safekeeping of the locking pins when the
weapon is field stripped.
Retractable butt stock
The fixed but stock can be replaced by a retractable butt stock (Fig. 18)
when required.
The two guide rails on either side of the butt stock are guided in grooves
on the receiver. They are secured by a locking catch in both the retracted
and extended position.
A sling holder is attached to the back plate. 
						

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Fig. 17  Fixed butt stock
Fig. 18  Retractable butt stock 
						

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Assembly 5  Handguard
The detachabel handguard (Fig. 19) encircled the barrel from below.
It is attached to the weapon by a locking pin. 
						

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Fig. 19  Handguard 
						

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Assembly 6  Magazine
The magazine holds 15 or 30 rounds and is employed for feeding the
cartridges to the Rifle.
The magazine consists of:
Magazine housing (Fig. 20)
Floor plate (Fig. 21)
Follower with follower spring and locking plate (Fig. 22) 
						

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Fig. 20  Magazine Housing
     Fig. 21  Floor plate Fig. 22  Follower, with follower
      spring and locking plate 
						

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ACCESSORIES
Multi-purpose carrying sling
The multi-purpose carrying sling (Fig. 23) is employed for carrying the
rifle while permitting the shooter to fire immediately from all positions.