
www.nfpa.org  www.bookstore.gpo.gov   www.cganet.
the contents of the dry chemical charge.
 - contains the dry chemical agent and expellant   

 - consists of the operating lever, carrying  
  handle, valve stem, pressure gauge and discharge outlet that   
  permits the actuation and discharge of the dry chemical extinguishing  
  the means for the extinguishing agent to be drawn up from the   
  bottom of the cylinder to the discharge valve.
  that the extinguisher has not been activated, charged or subjected to  
 -provides a flexible means of agent   
  delivery from the discharge valve to the nozzle.
 - provides the agent discharge stream shaping  
  characteristics necessary for optimum fire fighting performance.
  position upwind of the fire.
  while keeping the extinguisher in a vertical position, aim the nozzle  
  the front edge of the fire.
  initiate the agent discharge.
  manner, being careful not to splash or scatter the fuel. Operators may  
  advance closer as control of the fire is gained however, they should  
  avoid stepping into the fuel or fire area.
  removed and disposed of in accordance with any local handling   

  safe direction, squeeze the operating lever valve to clear hose and  
  vent all remaining pressure from the extinguisher.
  extinguisher can be immediately recharged or a replacement   
that the extinguisher is fully charged and operable. This is done by 
When circumstances require, more frequent intervals may be necessary. 
  instructions” face outward.
  it is clear and unobstructed.
  10 and local requirements.

the maintenance or service of Kidde fire extinguishers. Refer to the 
trouble shooting section of this manual for additional information on 
  readily accessible. Most Kidde dry chemical extinguisher models are  
  approved for temperature ranges between -40° F to +120° F.
  mounting hardware is properly installed, secure and in good   
  service or dictate the need for any special maintenance/repair   
  checked. The maximum periodic interval for Kidde dry chemical   
  stored pressure hand portable fire extinguishers is 12 years.
  from the cylinder valve assembly and visually ensure it is not plugged  
  or obstructed. Closely examine the discharge nozzle, and/or hose   
  assembly (including hose crimp couplings) for any damage, wear or  
  conditions which might effect their proper function. Verify that the  

  discharge nozzle, and/or hose assembly is correct for the model.   
  (Newer Kidde models indicate this information on their nameplates)
  thread wear, corrosion, obstructions or accumulations of any foreign  
  and replace if necessary. (For corrective action refer to the trouble  
  shooting section in this manual.)
  (a) Ensure the gauge pressure needle indicates within the green   
  (b) Visually ensure there is no external gauge damage, deformation,  
   (c) Verify gauge charge pressure properly correlates with charge   
   (d) Ensure gauge indicates proper compatibility for dry chemical   
  (e) Ensure gauge indicates proper compatibility for use with either  
    aluminum or plated brass valve material.
  damage or deformation, and ensure the rivets are secure.
  and remove the ring pin breaking the visual inspection seal, to ensure  
  the ring pin functions freely and is not bent, damaged or corroded.  
  Re-install proper ring pin through the proper lever and valve ports,  
  then install a new visual inspection tamper seal through the pull pin  
  loop and around the carrying handle.
  valve stem shaft is not bent, damaged or corroded. (The top of the  
  stem should extend from the valve body approximately 1/4 of an inch.) 
  nameplate operating instructions should face outward and be   
  orientated within 30 degrees of the pressure gauge face. Check to  
  ensure HMIS information is present and legible.
  the discharge valves outlet port. Adjust and secure the hose nozzle  
  into the retention band clip (if equipped).
  any damage and ensure it is properly adjusted to accommodate the  
  weight falls within the tolerance limitations specified on the   

  dirt or contaminants that may have accumulated.
  properly tag, label and record the procedure in accordance with   
  NFPA-10 and any local requirements.
that only the dry chemical extinguishing agent specified on the 
  in a safe direction, squeeze the operating valve lever to remove all  
  remaining pressure from the extinguisher. Check the extinguisher  
  gauge pressure reading to verify all pressure is removed. 
  corrosion or other conditions which might prohibit the unit from   

  Disassemble the siphon tube and remove the spring and discharge  
  cracked or worn. Remove the O-ring and replace. Re-lubricate o-ring  
  with a light coat of silicone grease such as Vislox-V711 or equivalent.
  O-ring and re-lubricate with a light coat of silicone grease such as  
  Vislox-V711 or equivalent.
  stem, spring and siphon tube are correctly installed and securely   
  and externally for any damage, thread wear, dents, repairs, corrosion,  
  discoloration or contaminants. If necessary remove extinguisher   
  from service and replace.
  specified on the extinguisher nameplate recharge instructions.
  the valve is properly snugged down and the pressure gauge is   
  properly orientated perpendicular to the front of the extinguisher. 
  discharge valve outlet port. Using a regulated source of dry nitrogen  
  containing a calibrated pressure gauge, depress operating lever   
  and slowly pressurize the extinguisher to pressure indicated on the  
  nameplate. Reference the calibrated pressurization gauge for proper  

  shut off and remove the pressure source, then install the ring pin  
  into the valve assembly. Verify that the extinguisher gauge operating  
  pressure is also properly reading within the green operable area and  
  then install a visual inspection tamper seal through the ring   
  pin pull loop and around the top operating lever. Remove the   
  pressurization charge adapter from the extinguisher valve assembly. 
  leak check of the valve assembly, gauge and cylinder collar to ensure  
  no pressure leakage is occurring. Upon successful completion of the  
  leak check, properly clean and dry all extinguisher surfaces.
  is not loose, damaged, worn or obstructed. Reinstall and secure the  
  nozzle and/or hose assembly into the discharge valves outlet   
  port. Adjust and secure the hose nozzle into the retention band clip if  
  weight falls within the tolerance.
  dirt or contaminates that may have accumulated.
  accordance with NFPA-10 and all local requirements. 

thread wear, corrosion, cylinder repairs or physical damage as detailed 
testing equipment, facilities and information.
  has been weakened due to corrosion, cuts, dents, digs, etc.
  then be flushed clean, dried and visually re-examined after testing.
  testing of the cylinder. (Refer to Note in Step 5 of Recharge   
  utilize the proper type of record labels per NFPA-10 requirements.
  additives or mediums other than that specified on the nameplate, it  
  should be removed from service and properly disposed at the owner’s  
  observed, the extinguisher should be removed from service and   
  properly disposed at the owner’s direction.

Problem          Corrective Suggestion
Wall hook/bracket loose or damaged     Secure, repair or replace
Valve discharge port obstructed/dirty     Clean or empty and replace
               dispose of in accordance with 

Dry Chemical Extinguisher Parts Diagram - Aluminum Valve
  assembly, stem assembly spring)

Dry Chemical Extinguisher Parts Diagram - Aluminum Valve
  assembly, stem assembly spring)

Dry Chemical Extinguisher Parts Diagram - Aluminum Valve
  assembly, stem assembly spring)