Maintenance Instructions

10044S
Colt Canada Proprietary 3-2-13 2005-09-20
c. Compensator. Remove nicks or burrs by stoning and touch up affected areas with gun
blue. Replace defective compensators.
d. Front Sight. Replace defective components as required.
e. Barrel Nut Assembly Components. Replace defective handguard slip rings, slip ring
springs or handguard snap rings as required. Backload the weapon for replacement of a
defective barrel nut.
f. Front Sling Swivel. Replace defective sling swivels as follows:
(1) Using a file or drill, remove sufficient material from the rivet head to allow removal of
the rivet;
(2) Support the front sight and drive out the sling swivel rivet with a suitable punch;
(3) Replace the non-serviceable front sling swivel and replace the new rivet from right to
left;
(4) Support the head of the rivet and swage the other end with a rivet swaging tool; and
(5) Ensure that the swivel moves freely after the riveting procedure is complete.
g. Barrel Assembly. Repair the barrel assembly as follows:
(1) Remove burrs or nicks by stoning. DO NOT alter original critical dimensions;
(2) Touch-up the finish of affected areas as detailed in Part 3, Section 1 of this instruction;
and
(3) Repair bent front sight protectors by the following procedure:
(i) Carefully, clamp the barrel at the front sight in a vise equipped with protected vice
jaws;
(ii) Remove the front sight post, detent and spring;
Avoid prolonged or excessive application of heat to the front sight as it is a heat treated
forging.
(iii) Apply heat lightly to the area immediately surrounding the deformation;
(iv) Reform the bent front sight protector with slip joint pliers. See Figure 3-2-21;
(v) Roughen the heated area with crocus cloth and clean with a suitable evaporative
solvent; and