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September 15, 1993 Working To Restore Nature <br /> Ruiz Grocery, 4491 W Durham Ferry Road, Tracy, California <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 /> 5 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, a different style or size face piece <br /> may be required to obtain a proper facial fit <br /> Note Failure to perform a qualitative fit test of the respirator each time the <br /> respirator is donned may result in little or no respiratory protection <br /> E nspeefnonn, Cleannrng, and Stoirage <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 /> 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 /> 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 /> 1230t5-1 11 <br />