IAI America LSA-W21SS - Manual (Page 55)

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[6] Put the slider cover over the slider and tighten the bolts using an Allen wrench of 3 mm across
flats to secure the slider cover.
[7] Finally, move the slider by hand over its full stroke once again to confirm absence of bending and
warping of the stainless sheet.
Follow the same check method in (5) [4].
Also confirm that the slider is not making noise from contacting the stainless sheet.
If the two are contacting, you should hear loud rustling noise or cupping noise that generates
when the stainless sheet separates from the slider.
If any problem is found, remove and attach the stainless sheet again.
Slider cover