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Pt. 84 84.35 Changes or modifications of approved respirators; issuance of modification of certificate of approval.

84.36 Delivery of changed or modified approved respirator.

Subpart E—Quality Control
84.40 Quality control plans; filing requirements.

84.41 Quality control plans; contents.

84.42 Proposed quality control plans; approval by the Institute.

84.43 Quality control records; review by the Institute; revocation of approval.

Subpart F—Classification of Approved Respirators; Scope of Approval; Atmospheric Hazards; Service Time
84.50 Types of respirators to be approved; scope of approval.

84.51 Entry and escape, or escape only; classification.

84.52 Respiratory hazards; classification.

84.53 Service time; classification.

Subpart G—General Construction and Performance Requirements
84.60 Construction and performance requirements; general.

84.61 General construction requirements.

84.62 Component parts; minimum requirements. 84.63 Test requirements; general.

84.64 Pretesting by applicant; approval of test methods.

84.65 Conduct of examinations, inspections, and tests by the Institute; assistance by applicant; observers; recorded data; public demonstrations.

84.66 Withdrawal of applications; refund of fees.

Subpart H—Self-Contained Breathing Apparatus
84.70 Self-contained breathing apparatus; description.

84.71 Self-contained breathing apparatus; required components.

84.72 Breathing tubes; minimum requirements.

84.73 Harnesses; installation and construction; minimum requirements.

84.74 Apparatus containers; minimum requirements.

84.75 Half-mask facepieces, full facepieces, mouthpieces; fit; minimum requirements.

84.76 Facepieces; eyepieces; minimum requirements.

84.77 Inhalation and exhalation valves; minimum requirements.

84.78 Head harnesses; minimum requirements.

84.79 Breathing gas; minimum requirements.

84.80 Interchangeability of oxygen and air prohibited.

84.81 Compressed breathing gas and liquefied breathing gas containers; minimum requirements.

84.82 Gas pressure gages; minimum requirements.

84.83 Timers; elapsed time indicators; remaining service life indicators; minimum requirements.

84.84 Hand-operated valves; minimum requirements.

84.85 Breathing bags; minimum requirements.

84.86 Component parts exposed to oxygen pressures; minimum requirements.

84.87 Compressed gas filters; minimum requirements.

84.88 Breathing bag test.

84.89 Weight requirement.

84.90 Breathing resistance test; inhalation.

84.91 Breathing resistance test; exhalation.

84.92 Exhalation valve leakage test.

84.93 Gas flow test; open-circuit apparatus.

84.94 Gas flow test; closed-circuit apparatus.

84.95 Service time test; open-circuit apparatus.

84.96 Service time test; closed-circuit apparatus.

84.97 Test for carbon dioxide in inspired gas; open- and closed-circuit apparatus; maximum allowable limits.

84.98 Tests during low temperature operation.

84.99 Man tests; testing conditions; general requirements.

84.100 Man tests 1, 2, 3, and 4; requirements.

84.101 Man test 5; requirements.

84.102 Man test 6; requirements.

84.103 Man tests; performance requirements.

84.104 Gas tightness test; minimum requirements.

TABLES TO SUBPART H OF PART 84

Subpart I—Gas Masks
84.110 Gas masks; description.

84.111 Gas masks; required components.

84.112 Canisters and cartridges in parallel; resistance requirements.

84.113 Canisters and cartridges; color and markings; requirements.

84.114 Filters used with canisters and cartridges; location; replacement. 84.115 Breathing tubes; minimum requirements.

84.116 Harnesses; installation and construction; minimum requirements.

84.117 Gas mask containers; minimum requirements.

84.118 Half-mask facepieces, full facepieces, and mouthpieces; fit; minimum requirements. Rh