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6 Inspection
7. Operate the exhalation valve by hand to be sure it works properly.
8. Make sure there is no water, moisture, or dampness on or in the facepiece before returning it to service.
9. Perform a tightness test before putting the facepiece back in service.
If the respirator is soiled (i.e., dirt accumulation) use a sponge damp with mild soap solution or use a soft/ medium bristle
brush to remove deposits, in a well-ventilated area, from the following components:
• Waist belt & buckles
• Airline hose
NOTE: Put a cover on the regulator outlet to prevent water, dirt, or debris from going into the regulator.
Make sure there is no water, moisture, or dampness on or in any of the components before returning the respirator to
service. Use the inspection procedures in
6
Inspection
WARNING!
DO NOT inspect the respirator before cleaning if there is danger of contacting hazardous contaminants. Clean and
disinfect first, then inspect.
Failure to follow this warning can result in inhalation or skin absorption of the contaminant and cause serious
personal injury or death.
WARNING!
If the respirator exhibits any of the conditions listed in the Inspections section or if the respirator does not function properly
for all tests as described in this section, the respirator must be removed from service and the condition must be checked
and corrected by an MSA trained and certified repairperson before using.
Failure to follow this warning can result in serious personal injury or death.
Inspect the respirator by sight and sound for normal operations after it has been cleaned and disinfected. When any part
shows evidence of damage, wear, or any other adverse condition explained in this section, it must be replaced, and the
condition corrected before the respirator can be used again.
20
5. Rinse the facepiece and components in clean, warm (110°F / 43°C) water
(preferably running and draining).
6. Be sure to clean and rinse the pressure-demand exhalation valve by pressing in
on the stem with a blunt object and flushing it with clean water.
6
Inspection to examine the entire respirator as it is reassembled.
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