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� rn :'(; -< '^'s �,� c x- Zw+r- yy -,ij. -,:�,. i-_ - iF� s.:e I�; .,'r"4 Fi' q r ,� r �„._ ✓ <br /> _�`.;�,T�'s,2'T�'^5�r ..-� ..r:,Rr ti":; .aA'u.;'�L••...,.-w..s.,r-t''?:�,�, 1'"-,3r�"n ,:M..h. _`F�itr,'��3; _:.,J,s -'w��'"r�:v c t .:i.��r ,�'.,`� ^d��a.,..; '!.. F ^'�'_ �`Yt -a.,,°"� c.';sr'`�.-�✓Ai'_�.��,v" ,r <br /> Site Safety Plast May 1, 1991 <br /> ARCO Station No. 2130, Stockton, California AGS 30003-IS <br /> 4. Positive Pressure Leak Check: Close opening in the exhalation valve guard by <br /> placing palm of one hand over face of guard;exhale slowly maintaining slight <br /> positive;pressure. No leakage should be detected between the face seal and <br /> the face. <br /> S. Should any leakage be noted: <br /> a) Adjust the headstraps and face piece slightly; recheck for leakage. <br /> b) Check condition of exhalation valve and seat. Check that both inlet <br /> gaskets are present and in proper condition. <br /> C) In the event the face piece cannot be adjusted so there is no leakage, <br /> DO NOT ENTER THE AREA REQUIRING PROTECTION. Due <br /> to your particular facial features, z different style or size face piece <br /> may be required to obtain a proper facial fit. <br /> Note: Failure to perform a qualitative 5t test of the respirator each time the <br /> respirator is donned may result in little or no respiratory protection. <br /> Inspection,Cleaning, and Storage <br /> The respirator should be inspected, cleaned, and properly stored after use each day. The <br /> following steps are the basic elements of each procedure: <br /> A. Inspection <br /> 1. Examine face seal for rips, tears, holes, deformation, or stiffness. <br /> i <br /> 2. Examine face piece plastic center shell for cracks, missing components, or <br /> damaged threads. <br /> 3. Examine harness for breaks, cuts, frays, tears, and missing or damaged <br /> hardware_ <br /> i <br /> 4. Examine inhalation and exhalation valves and valve seats for cuts, cracks, or <br /> foreign matter which may not allow the valve to close completely. Check that <br /> valves are properly installed and are not distorted. <br /> _. 11 <br /> App/ieof GeoSysfems __ �_ <br />