05604 – Manual for hand portable Halon 1211 extinguishers
Contents
1. MAINTENANCE amp RECHARGE SERVICE MANUAL NO 05604 All fire extinguishers should be installed inspected and maintained in accordance with the National Fire Protection Association standard titled Portable Fire Extinguishers NFPA 10 and the requirements of local authorities having jurisdiction When maintenance is indicated it should be performed by trained persons having proper equipment Fire extinguishers are pressure vessels and must be treated with respect and handled with care They are mechanical devices and require periodic maintenance to be sure that they are ready to operate properly and safely Amerex strongly recommends that the maintenance of portable fire extinguishers be done by a trained professional your local authorized Amerex Distributor Amerex Corporation makes original factory parts available to insure proper maintenance use of substitute parts releases Amerex of its warranty obligations Amerex parts have machined surfaces and threads that are manufactured to exacting tolerances O rings hoses nozzles and all metal parts meet precise specifications and are subjected to multiple in house inspections and tests for acceptability There are substitute parts available that are incorrectly labeled as UL component parts some are advertised as Amerex type None of these meet UL requirements and all of them voids the Amerex extinguisher warranty and UL listing DO NOT SUBSTITUTE RECHARGE FIRE EXTINGUISH2. around gauge Remove gauge clean threads and reinstall using Teflon tape on the gauge threads 4 Defective gauge Remove defective gauge an install a new Halon 1211 gauge see parts list using Teflon tape on the gauge threads 5 Leakin the cylinder Contact Amerex if under warranty otherwise mark REJECTED and remove from service or return to owner 6 Leak under operating lever Replace valve stem assembly during discharge 7 Gauge indicator high or low Extinguisher may have been subjected to extreme heat in green operable area no or cold Condition the extinguisher to room temperature detectable temperature 70 F overnight and check gauge reading leakage Pressure gauge threads are coated with a special epoxy at the factory For easy removal soak the valve assembly in hot water 180 F for two to four minutes Remove gauge with a thin 7 16 open end wrench PARTS LIST for 1 1 4 20 Ib Halon 1211 Extinguisher Models 344 354 A355 A344T A354 B355T 352 A354TS 369 A352 C354 B369 C352TS 355 371 372 Item Part Std No No Description Pkg 11953 Valve Assembly ALL ALUMINUM MODELS 1 1A 11954 Valve Assembly ALL BRASS MODELS 1 2 06066 Nozzle w O ring 344 344T A344T 067 4 017
3. component parts as necessary Inspect the valve assembly for corrosion or damage to hose thread connection Replace valve assembly or component parts as necessary following the proper recovery and recharge procedures If valve removal is necessary complete all steps in the Complete Maintenance Recharge Procedure Install nozzle or hose and horn assembly Install new tamper seal if broken and record service data on the extinguisher inspection tag Replace the extinguisher on the wall hanger making sure that it fits the bracket properly replace the bracket if necessary COMPLETE MAINTENANCE SIX YEAR TEARDOWN NFPA 10 Every six years stored pressure extinguishers that require a 12 year hydrostatic test shall be emptied and subjected to the applicable maintenance procedures When the applicable maintenance procedures are performed during periodic recharging or hydrostatic testing the six year requirement shall begin from that date WARNING a Before attempting to delvalve the extinguisher for Maintenance Hydrotest or Recharging be sure that it is completely depressurized Halon 1211 generates a vapor pressure of 22 psi 70 F NEVER VENT TO THE ATMOSPHERE Recover agent and vapor according to the instructions below b Never have any part of your body over the extinguisher while removing the valve assembly c Halon 1211 should not be mixed with even the slightest amount of moisture Prolonged exposure of a devalved cylin
4. gauge face Inspect the extinguisher for damaged missing or substitute parts Only factory replacement parts are approved for use on Amerex fire extinguishers Remove and check ring safety pin for freedom of movement Replacement if bent or if removal appears difficult Check the date of manufacture printed on the extinguisher label nameplate All stored pressure Halon 1211 extinguishers must be hydrostatically proof pressure tested every 12 years Visually inspect the pressure gauge a If bent damaged or improper gauge depressurize and replace b If pressure is low or high and temperature pressure relationship has been ruled out 1 If pressure is low check for leaks 2 If over pressurized overcharged depressurize the extinguisher and follow recharge instructions Inspect discharge lever for any dirt or corrosion which might impair freedom of movement Inspect carrying handle for proper installation If lever handle or rivets are damaged replace with proper Amerex part s Check weight of extinguisher and compare to proper weight specified on extinguisher nameplate If discrepancy is noted remove nozzle or hose assembly and follow Complete Maintenance Recharge Procedure for recharging Remove nozzle or hose and horn assembly Inspect nozzle hose gasket o ring hose and horn assembly for damage replace as necessary Blow air through hose and horn or nozzle to insure passage is clear of foreign material and replace
5. 27 Nozzle w O ring 355T A B355T 144 2A 01532 Hose Nozzle Gasket O ring Aluminum Valve 24 2B 06978 Hose Gasket O ring 24 2C 06421 Hose amp Horn Assembly 354A A354A C354A 098 1 05180 Hose amp Horn Assembly 369 B369 216 2D 05178 Hose amp Horn Assembly 371 B371 234 1 05176 Hose amp Horn Assembly 361 152 05174 Hose amp Horn Assembly 372 177 3 01412 Ring Pin 24 16353 Ring Pin 1 Ib 2 1 2 lb 3A 00160 Ring Pin Stainless Steel 24 3B 00532 Chain Nylon for Ring Pin 24 4 01387 Lockwire Seal Yellow 500 5A 01060 Rivet Only for Lever 24 5B 02625 Lever amp Rivet 1 5C 07762 Lever amp Rivet Brass Valve 1 5D 01563 Rivet Only for Lever Brass Valve 24 04839 Gauge 100 PSI 344 344T A344T 03105 Gauge 125 PSI 3527 A C352T C352TS 355T 6 A B355T 6 03106 Gauge 195 PSI 354A A C354A 361 369 B369 371 B371 372 r 11826 Handle amp Rivet Brass Valve 1 7A 01064 Rivet Only for Handle Old amp A B Valve 24 7B 09001 Handle amp Rivet 344 344T 24 09002 Handle amp Rivet Old Valve 352T A354A 355T 24 7C 09020 Handle amp Rivet Brass Valve 1 7D 01564 Rivets for Handle 2 Required Brass Valve 24 8 05241 Collar O Ring Aluminum Valve 24 Collar O Ring Aluminum Valve Bulk Bag 100 BA 05240 Collar O Ring 24 Collar O Ring Bulk Bag 100 9 05235 Valve Stem O Ring 24 9A 05243 Valve Stem O Ring Brass Valve 24 10 06092 Valve Stem Assembly Aluminum Valve 6 Va
6. ERS IMMEDIATELY AFTER ANY USE REFERENCES IN THIS MANUAL AVAILABLE FROM NFPA 10 Portable Fire Extinguishers National Fire Protection Association 1 Batterymarch Park P O Box 9101 Quincy MA 02269 9101 CGA C 1 Methods for Hydrostatic Testing of Compressed Gas Association Inc Compressed Gas Cylinders 4221 Walney Road 5 Floor CGA C 6 Standard for Visual Inspection of Chantilly VA 20151 2923 Compressed Gas Cylinders AMEREX CORPORATION P O BOX 81 TRUSSVILLE ALABAMA 35173 0081 Phone 205 655 3271 Fax 800 654 5980 e mail sales amerex fire com Web Page hitp www amerex fire com Printed in U S A OM05604G Rev 2 12 AN QZ LLI a N LLI Az lt E RA O u a Q O mA Zz O a lt q aE AMEREX CORPORATION DOES NOT SERVICE MAINTAIN OR RECHARGE FIRE EXTINGUISHERS THIS MANUAL IS PUBLISHED AS A GUIDE TO ASSIST QUALIFIED SERVICE PERSONNEL IN THE INSPECTION MAINTENANCE AND RECHARGE OF AMEREX FIRE EXTINGUISHERS ONLY NO INSTRUCTION MANUAL CAN ANTICIPATE ALL POSSIBLE MALFUNCTIONS THAT MAY BE ENCOUNTERED IN THE SERVICE OF FIRE EXTINGUISHERS DUE TO THE POSSIBILITY THAT PRIOR SERVICE PERFORMED ON THIS EQUIPMENT MAY HAVE BEEN IMPROPERLY DONE IT IS EXTREMELY IMPORTANT THAT ALL WARNINGS CAUTIONS AND NOTES IN THIS MANUAL BE CAREFULLY OBSERVED FAILURE TO HEED THESE INSTRUCTIONS COULD RESULT IN SERIOUS INJURY AMEREX ASSUMES NO LIABILITY FOR SERVICE MAINTENANCE OR RECHARGE OF FIRE EXTINGUISHERS BY PUBLISHING
7. Reassemble the spring and downtube Carefully install a new collar o ring which has been lightly lubricated with Visilox 711 Set the valve assembly aside Inspect the cylinder interior following CGA Visual Inspection Standard C 6 and current NFPA 10 guidelines If a hydrotest has been performed or any moisture is evident the cylinder should be immediately warm air dried Clean the o ring seating groove in the cylinder neck If any rust is evident remove by using a fine emery cloth 200 grit Clean the surface and lubricate the entire sealing area with a thin film of Visilox 711 Install the valve assembly in extinguisher cylinder Hand tighten firmly Use the Getz HR 1 system to purge the residual air from the extinguisher cylinder Stand the extinguisher upright on a scale of sufficient size and capacity Tare weight extinguisher or record empty weight 10 Follow all recharging instructions on Getz HR 1 or other UL Approved Recharge Recovery system 12 13 14 Remove the recharge adapter Some residual Halon vapor may remain in the valve outlet as a result of the charging procedure Before attempting to leak detect vacuum or blow the vapor away from the areas to be checked Check extinguisher for leaks at the valve outlet around the collar seal cylinder welds and gauge using a Halogen Leak Detector Preferred Method The alternate method is to apply leak detecting fluid or a solution of soapy water to these areas Use dry nitrog
8. THIS MANUAL INSPECTING THE EXTINGUISHER This extinguisher should be inspected at regular intervals monthly or more often if circumstances dictate to insure that it is ready for use Inspection is a quick check that a fire extinguisher is available and is in operating condition It is intended to give reasonable assurance that the fire extinguisher is fully charged This is done by verifying that it is in its designated place that it has not been actuated or tampered with and that there is no obvious physical damage or condition to prevent its operation PERIODIC INSPECTION PROCEDURES Monthly or more often if circumstances dictate NFPA 10 Periodic inspection of fire extinguishers shall include a check of at least the following items 1 Location in designated place 2 No obstruction to access or visibility 3 Pressure gauge reading or indicator in the operable range or position 4 Operating instructions on nameplate and facing outward 5 Safety seals and tamper indicators not broken or missing 6 Examination for obvious physical damage corrosion leakage or clogged nozzle 7 Fullness determined by weighing or hefting MAINTENANCE NFPA 10 Extinguishers should be subjected to maintenance at intervals of not more than 1 year at the time of hydrostatic test or when specifically indicated by an inspection or electronic notification Maintenance procedures include a thorough examination of the basic elements of a fire exting
9. der to ambient air should be avoided to prevent moisture contamination and cylinder rusting Complete items 1 through 9 in Maintenance Service Procedure above Attach the appropriate recharge adapter to the extinguisher operating valve Empty the extinguisher of all pressure and Halon 1211 using a Getz HR 1 or UL approved equal Halon Recharge Recovery system and a bulk Halon supply cylinder with sufficient empty capacity to accept the contents of the extinguisher NOTE Every effort should be made to halt unnecessary escape of Halon 1211 to the atmosphere to prevent detrimental environmental effect High efficiency Halon 1211 Recharge Recovery Vacuum Pump Type Systems UL Standard 2006 are commercially available The Getz HR 1 UL approved unit assures a minimum of 99 recovery efficiency It allows a means of checking for and removing moisture or contamination during the recovery process When the extinguisher is empty of all agent and pressure remove valve assembly and disassemble by removing downtube spring and valve stem assembly Discard valve stem assembly and collar o ring NOTE Keep cylinder opening covered while devalued to minimize interior corrosion Thoroughly clean all parts of the disassembled valve with a soft bristle brush or soft cloth Blow the valve out with dry nitrogen Install a new Amerex valve stem assembly after lightly lubricating the valve stem o ring with Visilox 711 do not lubricate the valve stem seal
10. en to blow all liquid residue out of the valve and wipe the extinguisher to dry the exterior DO NOT LEAVE ANY LIQUID INSIDE THE VALVE BODY Install nozzle or hose and horn assembly to the extinguisher discharge valve Weigh extinguisher to confirm that the total weight is within the tolerances indicated in the Maintenance section on the extinguisher nameplate Record service date and attach new tag in accordance with the requirements of the Authority Having Jurisdiction TROUBLESHOOTING GUIDE WARNING ANY HALON 1211 EXTINGUISHER MUST BE COMPLETELY DEPRESSURIZED BEFORE ANY ATTEMPT IS MADE TO REMOVE THE VALVE AND CORRECT A LEAKAGE PROBLEM To depressurize see instructions in the Complete Maintenance section Halon 1211 is a liquid under nitrogen pressure Variations in the temperature may affect gauge readings The gauge dial has been calibrated to reflect the tested extinguisher temperature extremes 65 F to 120 F When in doubt about a gauge reading place the extinguisher at room temperature 70 F for several hours to obtain a true reading PROBLEM CORRECTIVE ACTION 1 Leak at collar o ring Remove valve assembly remove and discard o ring clean collar thoroughly Install new collar o ring Lubricate o ring with Visilox V 711 2 Leak through valve Check valve stem seating area for scratches or foreign matter Clean seating area with a tooth brush and soft cloth Install new valve stem assembly 3 Leak
11. lve Stem Assembly Aluminum Valve Bulk Bag 96 10A 06093 Valve Stem Assembly Brass Valve 6 Valve Stem Assembly Brass Valve Bulk Bag 96 11 01074 Spring All Aluminum Valve 6 lA 00383 Spring All Brass Valve 6 06069 Downtube Retainer Assembly 344 344T A344T 12 01075 Downtube Retainer Assembly 352T 354A 1 A C352T C352TS A C354T 06212 Downtube Retainer Assembly 3551 A B355T 03754 Downtube Retainer Assembly 369 B369 12A 02609 Downtube Retainer Assembly 371 B371 01667 Downtube Retainer Assembly 361 372 17207 Strap amp Clip Assembly Black Plastic 3 8 Hose 13 354 AIC354 l 1 14778 Strap amp Clip Assembly Black Plastic 4 Hose 361 369 B369 371 B371 372 14 15363 Hanger Loop with Screw B371 6 16694 Hanger Loop with Screw B369 361 372 14A 14220 Hanger Loop with Screw Aluminum Valve 6 ALL BRACKETS SEE BRACKET PAGE ALL FILL amp HYDROTEST ADAPTERS SEE ADAPTER PAGE ALL VALVE ASSEMBLIES INCLUDE VALVE BODY GAUGE LEVER amp HANDLE
12. uisher 1 Mechanical parts 2 Extinguishing agent of cartridge or cylinder operated extinguishers pump tanks and certain types of stored pressure extinguishers 3 Expelling means NOTE Stored pressure halon 1211 extinguishers do not require an internal examination of the cylinder or examination of the agent during annual maintenance but shall receive a thorough external examination Maintenance NFPA 10 is a thorough examination of the fire extinguisher It is intended to give maximum assurance that a fire extinguisher will operate effectively and safely It includes a thorough examination for physical damage or condition to prevent its operation and any necessary repair or replacement It will normally reveal if hydrostatic testing or internal maintenance is required MAINTENANCE SERVICE PROCEDURE 1 Clean extinguisher to remove dirt grease or foreign material Check to make sure that the instruction nameplate is securely attached and legible Inspect the cylinders for corrosion abrasion dents or weld damage If any of these conditions are found and you doubt the integrity of the cylinder hydrostatically test to factory test pressure using the proof pressure method in accordance with CGA C 1 and C 6 and NFPA 10 See proper method of depressurizing and reclaiming Halon 1211 in SIX YEAR MAINTENANCE RECHARGE PROCEDURE Note When cleaning avoid use of solvents around the pressure gauge They could seriously damage the plastic
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