3M7503 3M, 3M7503 Datasheet - Page 14

• Manufacturer Part Number: 3M7503
• Description: 3M7503 HALF MASK (LARGE)
• Manufacturer: 3M

Specifications of 3M7503

• Safety Category: CSA Standard Z180.1
• Respirator Type: Valved
• Face Mask Style: Half Mask
• Lead Free Status / RoHS Status: na

Fig. 14
Negative Pressure User Seal Check (with 6000 Series Cartridges)
Note: Use of 3M 501 filter retainer may aid respirator wearer in conducting a negative pressure user
seal check.
1. Place palms of hands to cover face of cartridge or open area of 3M™ 501 *(07054) Filter
2. Inhale gently. If you feel facepiece collapse slightly and pull closer to your face with no leaks
3. If faceseal air leakage is detected, reposition respirator on face and/or readjust tension of straps
If you cannot achieve a proper seal, do not enter contaminated area. See your supervisor.
Retainer, when retainer is attached to the cartridge, to restrict air flow. (Fig. 15)
between the face and facepiece, a proper seal has been obtained.
to eliminate air leakage.
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