Manual

Maintenance
20GB06.01
9.4 Functional check
Note:
The check of all functions must be made on the
assembled pistol:
• to determine any causes of malfunctioning,
• after completion of repairs,
• and after each cleaning and assembly of the
pistol.
Procedure:
1. Remove the magazine and unload pistol (see
section 6.7 and 6.8).
2. Check tension of the recoil spring and ease of
running of the slide.
– Pull slide back until stop and allow to fly
forward.
– Check that the slide flicks forward with
energy and locks into place.
– Repeat check again.
3. Check double action (DA).
– Insert empty magazine (gun has a
magazine safety).
– Pull trigger with decocked hammer.
– Check to see if the hammer is cocked and
hits home hard at the end of the trigger path
and is then held in the safety notch.
4. Check trigger path and trigger interruption.
– Insert empty magazine (gun has a
magazine safety).
– With decocked hammer and pulled through
trigger, pull slide back until stop and
release.
– Check that the hammer is held back in
cocked position (trigger stays pulled back).
5. Check single action trigger function (SA).
– Insert empty magazine (gun has a
magazine safety).
– Release trigger.
– Check that trigger bar is engaged again and
that the hammer is activated by pulling
again.
6. Check decocking lever function and safety
notch on the hammer.
– Cock hammer and decock with decocking
lever, without touching the trigger while
doing so.
– Check that the hammer is held in the safety
notch before reaching the front end position
and the trigger is left in the rest position.
7. Check slide stop lever.
– Insert empty magazine; pull slide right back
and release slide.
– Check that the slide is held in the rear end
position.
– Press slide stop lever.
– Check easy inserting of the magazine into
frame.
– Check fault-free clicking in and out of the
magazine catch.
8. Check magazine.
– Check state of the magazine tube (lips and
floorplate) for signs of damage or dirt.
– Check that magazine floorplate is properly
secured.
– Check easy running and spring action of the
feeder.
– Check easy inserting of the magazine into
frame.
– Check fault-free clicking in and out of the
magazine catch.
9. Check external condition of the pistol.
– Check front sight, rear sight, grip plates and
take down lever for damage and dirt.
– Check firm positioning of rear and front
sight and grip plates.