General Cautions and Limitations for 23C - Chemical Cartridges

These limitations are by no means all inclusive. The respirator manufacturer may also identify further cautions and limitations for their respirators. In addition, regulatory agencies may also place a limit on the use of respirators in their standards.

• Approval
• General Limitations - all chemical cartridges
• Special Limitations
• Vinyl Chloride

Approval

See approval labels for approved maximum use concentration and for specific limitations.

General Limitations - All Chemical Cartridges

• Not for use in atmospheres containing less than 19.5 percent oxygen.
• Not for use in atmospheres immediately dangerous to life or health.
• Do not exceed maximum use concentrations established by regulatory standards.
• Air-line respirators can be used only when the respirators are supplied with respirable air meeting the requirements of CGA G-7.1 Grade D or higher quality.
• Use only the pressure ranges and hose lengths specified in the User's Instructions.
• Do not use powered air-purifying respirators if airflow is less than four cfm (115 lpm) for tight-fitting facepieces or six cfm (170 lpm) for hoods and/or helmets.
• If airflow is cut off, switch to filter and/or cartridge and immediately exit to clean air.
• Do not wear for protection against organic vapors with poor warning properties or those which generate high heats of reaction with sorbent.
• Contains electrical parts which have not been evaluated as an ignition source in flammable or explosive atmospheres by MSHA/NIOSH.
• Failure to properly use and maintain this product could result in injury or death.
• The Occupational Safety and Health Administration regulations require gas-proof goggles to be worn with this respirator when used against formaldehyde.
• Follow the manufacturer's User's Instructions for changing cartridges and/or filters.
• All approved respirators shall be selected, fitted, used, and maintained in accordance with MSHA, OSHA, and other applicable regulations.
• Never substitute, modify, add, or omit parts. Use only exact replacement parts in the configuration as specified by the manufacturer.
• Refer to User's Instructions, and/or maintenance manuals, for information on use and maintenance of these respirators.
• Special or critical User's Instructions and/or specific use limitations apply. Refer to User's Instructions for donning.

Special Limitations

Vinyl Chloride

• Not for use in atmospheres immediately dangerous to life or health.
• Not for use in atmospheres containing less than 19.5 percent oxygen.
• In making renewals and repairs, parts identical with those furnished by the manufacturer under the pertinent approval shall be maintained.
• Refer to approval label and instruction and maintenance manuals for additional information on use and maintenance of these respirators.
• Follow manufacturer's instructions for changing sorbent element.
• The respirator shall be carefully fitted to the wearer's face before use, in accordance with the manufacturer's facepiece fitting instructions.
• The respirator shall be selected, fitted, used and maintained in accordance with Mine Safety and Health Administration and other applicable regulations.
• End of Service Life indicator.