Owner’s Manual 2009

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12. The inertia block can then be disassembled for cleaning by pulling
back against the two plunger springs and lift up and outward
(Figure 23). NOTE: The inertia block is under rigid spring tension
and care should be taken to avoid pinched fingers and losing the
plunger springs. Reassemble the inertia block by compressing the
plunger springs against the frame on the side where the action
spring fits and replacing the block downward over the frame.
13. Remove the piston by pulling it rearward out of the gas cylinder.
14. Remove any residue in the gas
cylinder and on the gas piston
with a good quality powder
solvent or bore cleaner. If residue
is heavy remove it by scrubbing
the gas cylinder with a 20 gauge
shotgun bronze wire bore brush
and a good solvent.
The gas piston, gas cylinder, and
other parts covered by the
forearm should be wiped with a
8. With a small punch, gently tap out the pin located to the rear of action
spring guide set screw (Figure 19).
IMPORTANT: The pin must be tapped out from the left to the right side.
9. Loosen and remove the set screw that holds the action spring guide in
place using a standard screwdriver (Figure 20).
10. Pull the inertia block rearward against the action spring until the
action spring guide is exposed (Figure 21).
WEAR EYE PROTECTION WHEN DISASSEMBLING AND
CLEANING YOUR RIFLE TO PREVENT SPRINGS, SPRING-
LOADED PARTS, SOLVENTS OR OTHER AGENTS FROM
CONTACTING YOUR EYES, RESULTING IN INJURY.
11. Slide the action spring guide rearward, out of the piston, until the
inertia block and action spring can be removed from the action spring
guide (Figure 22).
IMPORTANT: Once you begin to slide the action spring guide rearward it
may be useful to reach inside the magazine well and pull the action
spring guide from the rear.
FIGURE 21
Pull the inertia block rearward until the action
spring guide is exposed.
FIGURE 20
Remove the set screw that holds the action
spring guide.
FIGURE 22
Slide the action spring guide rearward.
FIGURE 23
Compress the springs and separate the
inertia block.
FIGURE 19
Tap out the pin from the left to the right side.