Note: A function check should be performed each time the rifle is
reassembled or any time there is a doubt as to whether the selector
lever and rifle are functioning properly.
* THE FOLLOWING CHECKS ARE PERFORMED ON UNLOADED RIFLES *
SAFE
Pull the charging handle to the rear and release. Place the selector
on SAFE. Pull the trigger, and the hammer should not fall.
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SEMI
Place the selector on SEMI. Pull the trigger and hold to the rear.
The hammer should fall. Continue to hold the trigger to the rear, pull
the charging handle to the rear, and release it, Release the trigger
with a slow, smooth motion until the trigger is fully forward. The
hammer should not fall. Pull the trigger. The hammer should fall.
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AUTO
Place the selector on AUTO. Pull the charging handle to the rear and
release. Pull the trigger and hold to the rear; the hammer should fall.
Pull the charging handle to the rear and release. Release the trigger
and pull it again; the hammer should not fall.
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BURST
Place the selector lever on BURST. Pull the charging handle to the
rear and release. Pull the trigger and hold to the rear; the hammer
should fall. Pull the charging handle to the rear three times and
release. Release the trigger and pull it again; the hammer should fall.
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