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3 Donning
In order to check the facepiece-to-face tightness, a negative pressure leak test must be performed before each use.
3.7
Using the Respirator
WARNING!
Before use, the product operability must be verified. The product must not be used if:
• the function test is unsuccessful,
• the product is damaged,
• proper servicing/ maintenance has not been made or
• genuine MSA parts have not been used.
Leave a contaminated area immediately if:
• Breathing becomes difficult
• Dizziness or other distress occurs
• You taste or smell the contaminant
• You experience nose or throat irritation
• Respirator not functioning according to the instructions or training
Do NOT use this product as a self-contained underwater breathing apparatus. This will result in a rapid loss of air which
could result in serious injury or loss of life.
Return to a safe atmosphere immediately if discoloration, crazing, blistering, cracking, or other deterioration of the
facepiece lens material is observed.
Misuse or abuse of the respirator or the equipment which are attached, or using this equipment in a manner or situation
not intended by the manufacturer, may result in personal injury or death to user or persons dependent on the user or
damage to the equipment.
Failure to follow this warning can result in serious personal injury or death.
12
1. Seal the inlet connector with the palm of your hand.
2. Test tightness.
a. Inhale and hold breath for 10 seconds. The facepiece must stay collapsed
on face.
b. Exhale. The exhalation valve should open and release the pressure
inside the facepiece.
3. If necessary, retighten the straps and repeat steps 1 and 2.
NOTE: If the leak test fails the facepiece must not be used.
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