42 CFR § 84.103 - Man tests; performance requirements.

---
identifier: "/us/cfr/t42/s84.103"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "42 CFR § 84.103 - Man tests; performance requirements."
title_number: 42
title_name: "Public Health"
section_number: "84.103"
section_name: "Man tests; performance requirements."
chapter_name: "PUBLIC HEALTH SERVICE, DEPARTMENT OF HEALTH AND HUMAN SERVICES"
subchapter_number: "G"
subchapter_name: "OCCUPATIONAL SAFETY AND HEALTH RESEARCH AND RELATED ACTIVITIES"
part_number: "84"
part_name: "APPROVAL OF RESPIRATORY PROTECTIVE DEVICES"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "29 U.S.C. 651  30 U.S.C. 3, 5, 7, 811, 842(h), 844."
regulatory_source: "60 FR 30355, June 8, 1995, unless otherwise noted."
cfr_part: "84"
---


# 84.103 Man tests; performance requirements.

(a) The apparatus shall satisfy the respiratory requirements of the wearer for the classified service time.

(b) Fogging of the eyepiece shall not obscure the wearer's vision, and the wearer shall not experience undue discomfort because of fit or other characteristics of the apparatus.

(c) When the ambient temperature during testing is 24 ±6 °C. (75 ±10 °F.), the maximum temperature of inspired air recorded during man tests shall not exceed the following, after correction for deviation from 24 °C. (75 °F.):

|  |  |  |  |
| --- | --- | --- | --- |
| ⁄ hour or less | 0-100 | 135 | 57 |
| ⁄ hour to ⁄ hour | 0-5050-100 | 125 110 | 52 43 |
| 1 to 2 hours | 0-5050-100 | 115 105 | 46 41 |
| 3 hours | 0-5050-100 | 110 100 | 43 38 |
| 4 hours | 0-5050-100 | 105 95 | 41 35 |
| Where percent relative humidity is 50-100 and apparatus is designed for escape only, these maximum permissible temperatures will be increased by 5 °C (10 °F). |  |  |  |