Bullard 20LF Series User Manual

Supplied-Air Respirator, Type C Continuous Flow - Approval No. TC-19C-0546
Bullard 20LF Series loose-fitting facepieces for continuous flow supplied-air respirators, offer users a 25 Assigned Protection
Factor (APF) in two options; a wide view lens or a narrow profile, stethoscope-friendly design. 20LF Series facepieces can be
used with optional climate control devices. 20LF Series facepieces can be used with compressed air or ambient air pumps.
Refer to pressure table settings inside this manual or supplied with your air pump. For Powered Air-Purifying Respirator use,
please refer to separate user manual.
Read all instructions and warnings before using this product. Failure to use
and maintain this product in strict accordance with the instructions, labels,
and limitations provided throughout this document could result in death or
serious injury.
• Consult and comply with all applicable respiratory regulations (OSHA,
MSHA, ACGIH, EPA and others) including; written program, medical
evaluation, user training, hazard identification and appropriate respirator
selection for the hazard.
• DO NOT use these respirators for respiratory protection in abrasive
blasting such as silica. Use an approved and appropriate Type CE
respirator for the hazard and activity.
• 20LF Series respirator facepieces and components are designed for
protection against fumes, vapors, gases, and dusts. For direct chemical
contact or splash, additional evaluation of product selection is required.

Table of Contents

Respirator System Components ................................................................2
Respirator Operation ..................................................................................2
Special or Critical User's Instructions ...................................................3
Breathing Air Pressure Table ....................................................................3
Respirator Assembly
Component Assembly ...........................................................................4
Donning & Doffing .................................................................................4
Inspection, Cleaning and Storage ...........................................................5
Approval Label .......................................................................................... 6-7
User Manual for use with Supplied-Air Respirators
NOTE
For technical assistance or questions contact Bullard Customer Service at:
Toll-Free 877-BULLARD (285-5273) or 859-234-6616
Online at www.bullard.com or e-mail info@bullard.com
Cautions and Limitations
For 20LF Series Supplied Air Respirators
A. Not for use in atmospheres containing less than 19.5% oxygen.
B. Not for use in atmospheres immediately dangerous to life or health (IDLH). IDLH is defined in 29 CFR 1910.134(b).
C. Do not exceed maximum use concentrations established by regulatory standards.
D. Airline respirators can be used only when respirators are supplied with respirable air meeting the requirements of
CGA G-7.1 Grade D or higher quality.
E. Use only the pressure ranges and hose lengths specified in this User Manual.
J. Failure to properly use and maintain this product could result in injury or death.
M. All approved respirators shall be selected, fitted, used, and maintained in accordance with MSHA, OSHA, and other
applicable regulations.
N. Never substitute, modify, add, or omit parts. Use only exact replacement parts in the configuration as specified by the
manufacturer.
O. Refer to user's instructions, and/or maintenance manuals for information on use and maintenance of these
respirators.
S. Special or Critical User's Instructions and/or specific use limitations apply. Refer to User's Instructions before
donning.
WARNING
www.bullard.com
20LF Series Respirator Facepiece
• Never connect a respirator to a non-breathable air source. Prevent
accidental connection by selecting unique and incompatible fittings from
other airlines.
• Leave contamination area immediately if:
o Breathing becomes difficult
o Vision becomes impaired
o Pressure is felt in the ears
o Dizziness or other distress occurs
o You see, taste, or smell contaminants inside the facepiece
o Any part of the respirator assembly becomes damaged
o Airflow into the respirator slows or stops
o Air pressure gauge drops below the minimum specified in the
Breathing Air Pressure Table
Parts and Accessories ........................................................................... 8-10
Return Authorizations ..............................................................................10
AC1000 Cool Climate Control Tube ........................................................11
HC2400 Hot/Cold Climate Control Tube......................................... 12-13
DC50 Series Dual-Cool Climate Control Tube/ DC70 Vest ......... 14-15
Frigitron 2000 Cool Climate Control Tube ..........................................16
V5 Breathing Air Supply Hose .................................................................17
V10 Breathing Air Supply Hose ..............................................................18
V20 Breathing Air Supply Hose ..............................................................19