SERVICE MANUAL NO. 14425 for AMEREX HALOTRON I HAND
Contents
1. 12 Install nozzle or hose and nozzle assembly 13 Install ring pin with ring facing front of the extinguisher Install new tamper seal Record recharge date and attached new recharge tag TROUBLE SHOOTING GUIDE WARNING DETERMINE THE SOURCE OF A LEAK BEFORE THE EXTINGUISHER IS DEPRESSURIZED THE EXTINGUISHER MUST BE COMPLETELY DEPRESSURIZED BEFORE ANY ATTEMPT IS MADE TO REMOVE THE VALVE ASSEMBLY AND CORRECT THE LEAKAGE PROBLEM SEE INSTRUCTIONS PACKAGE WITH THE AMEREX HALOTRON I RECHARGE KIT P N 14538 OR GETZ HALOTRON RECOVERY SYSTEM FOR THE PROPER METHOD OF DEPRESSURIZING THE EXTINGUISHER TO AVOID UNNECESSARY DISCHARGE AND MINIMUM AGENT LOSS PROBLEM CORRECTIVE ACTION Leak at collar o ring Remove valve assembly clean collar thoroughly and install new ring Optional 2 Leak through valve Install new valve stem assembly Check valve seat for scratches or foreign matter 3 Leak around gauge threads Remove gauge and reinstall using Teflon tape on the gauge threads 4 Defective gauge Remove defective gauge and install a new gauge using Teflon tape on the gauge threads 6 Leak in cylinder Contact Amerex if under warranty otherwise mark REJECTED and return to owner Pressure gauge threads are coated with a special epoxy at the factory For easy removal soak the valve assembly in hot water 180 F 82 C for two to four minutes Remove gauge with a 7 16 open end wrench PARTS2. Examination for obvious physical damage corrosion leakage or clogged nozzle Pressure gauge reading in the operable range MAINTENANCE og Buwmrm 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 by electronic notification Maintenance procedures include a thorough examination of the basic elements of a fire extinguisher 1 Mechanical parts Extinguishing agent of cartridge operated extinguishers pump tanks and certain types of stored pressure extinguishers 3 Expelling means NOTE Stored pressure Halotron I 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 Maintenance 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 the need for hydrostatic testing MAINTENANCE SERVICE PROCEDURE 1 Clean extinguisher to remove dirt grease or foreign material Check to make sure that the instruction nameplate and UL manifest are securely fastened and legible Inspect the cylinder for corrosion abrasion and dents or we
3. Handle amp Rivet A384 11826 Handle amp Rivet A B385 amp A B386 09002 Handle amp Rivet B394 12 01564 Rivet only for handle 2 Req d 387 388 397 398 Rivet Only for Handle 2 Req d A384 A B385 m 01064 A B386 B394 13 13305 Collar O ring 387 388 397 398 13A 14268 Collar O ring A384 A B385 A B386 B394 14 13288 Vlv Stem Asy 387 388 397 398 14A 14327 Vlv Stem Asy A384 A B385 A B386 amp B394 15 05243 Viv Stem O ring 387 388 397 398 15A 05235 Vlv Stem O ring A384 A B385 amp A B386 16 00383 Spring 387 388 397 398 16A 01074 Spring A384 A B385 A B386 B394 4 17 15507 Dtube Retainer Asy 397 398 17A 14285 Dtube Retainer Asy 387 388 E 17A 06069 Dtube Retainer Asy A384 o 01075 Dtube Retainer Asy A385 06212 Dtube Retainer Asy A B386 B385 B394 18 14778 Strap amp Clip Asy blk plastic 387 388 397 398 19 14568 Fill Adapter 387 388 397 398 m i 19A 14569 Fill Adapter A384 A B385 A B386 B394 d Hydrotest Adapter 14 12UN2B 387 388 20 03038 397 398 Hydrotest Adapter 1 12UN2B A384 A B385 l id 03610 4 B386 B394 NOTE Replacement valve assemblies include new valve body gauge handle and lever 19 amp 19A 20 amp 20A n ii M W
4. and smoke from any fire may be hazardous and can be deadly WARNING SYMPTOMS OF OVER EXPOSURE TO PURE Halotron I MAY CAUSE CENTRAL NERVOUS SYSTEM EFFECTS SUCH AS DIZZINESS DROWSINESS ANESTHESIA OR UNCONSCIOUSNESS PERSONS SUFFERING FROM OVER EXPOSURE SHOULD BE IMMEDIATELY REMOVED TO AREA WITH FRESH AIR APPLY ARTIFICAL RESPIRATION IF NECESSARY CONTACT A PHYSICIAN INSPECTION Extinguishers should be INSPECTED when initially placed in service and at regular intervals monthly or more often if circumstances dictate to insure they are ready for use Inspections may be accomplished manually or in some cases by electronic monitoring INSPECTION NFPA 10 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 changed Inspections may be accomplished manually or in some cases by electronic means PERIODIC INSPECTION PROCEDURES monthly or more often if circumstances dictate This extinguisher should be inspected at regular intervals monthly or more often if circumstances dictate to insure that it is ready for use A quick check should be made of the extinguisher for the following Location in designated place No obstruction to access or visibility Operating instructions on nameplate legible and facing outward Safety Seals and tamper indicators not broken or missing Determine fullness by weighing or hefting
5. LIST For 1 4 23 5 53 11 amp 15 HALOTRON I Clean Agent Stored Pressure Extinguishers Models A384 A B385 A B386 B394 Aluminum Valve Models 387 397 amp 388 398 Brass Valve Item Part Std No No Description Pkg 1 14527 Viv Asy 387 388 397 398 1A 14525 Viv Asy A384 14526 Viv Asy A B385 A B386 17051 Viv Asy B394 2 16694 Hanger Loop amp Screw 387 388 397 398 A 3 14436 Hose amp Noz Asy 387 397 247 14449 Hose amp Noz Asy 388 398 295 E E 3A 14407 Nozzle A384 121 W A vA 14408 Nozzle A B385 166 P we 14409 Nozzle A B386 B394 277 4 06978 O ring hose 387 388 397 398 a N 4A 01532 O ring nozzle A384 A B385 A B386 B394 AX d 5 00160 Ring safety Pin SS 387 388 397 398 y Ring safety Pin AL A384 A B385 i ED BA 01412 4 8386 B394 m 6 amp 6A 00532 Chain Nylon for Ring Pin ALL 7 amp 7A 01387 Lock Wire Seal yellow ALL 8 07762 Lever amp Rivet 387 388 397 398 Y 8A 06067 Lever amp Rivet A384 i 11825 Lever amp Rivet A B385 A B386 02625 Lever amp Rivet B394 9 01563 Rivet only for Lever 387 388 397 398 N J Rivet only for Lever A384 A B385 id 01060 j B386 B394 10 amp 10A 14418 Gauge 125 psi 387 388 397 398 amp A384 10A 14417 Gauge 100 psi A B385 amp A B386 16332 Gauge 150 psi B394 y g 11 09020 Handle amp Rivets 387 388 397 398 11A 09001
6. SERVICE MANUAL NO 14425 for AMEREX HALOTRON I HAND PORTABLE CLEAN AGENT FIRE EXTINGUISHERS FOR NON RESIDENTIAL APPLICATIONS HAVE EXTINGUISHERS RECHARGED IMMEDIATELY AFTER ANY USE 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 re
7. a minimum of two inches beyond all sides of the extinguisher profile excluding hose and wand Mount hanger racket to board using two No 10 x 1 inch long wood screws as above CINDER BLOCK OR CEMENT Mount wall hanger bracket using one 4 inch toggle bolt or masonry lead screw expansion anchor through center hole in wall bracket CONCRETE OR TILE WALLS Mount wall hanger bracket using one amp inch masonry lead screw expansion anchor through center hole in wall bracket FOR TILE WALLS locate in joint STEEL POSTS OR BEAMS Special tools and fasteners are required have extinguisher mounted by a professional fire extinguisher service company OPERATION WARNING PERSONS EXPECTED TO USE THIS EXTINGUISHER SHOULD BE MADE AWARE OF THE CONFINED SPACE LIMITATIONS AND TRAINED IN INITIATING ITS OPERATION AND PROPER FIRE FIGHTING TECHNIQUE THE CONCENTRATED AGENT CAN PRODUCE TOXIC BY PRODUCTS AVOID INHALATION OF THESE MATERIALS BY EVACUATING THE CONFINED SPACE DO NOT USE IN CONFINED SPACES SMALLER THAN THE MINIMUM STATED ON THE EXTINGUISHER LABEL 1 Remove extinguisher from wall hanger bracket 2 Hold extinguisher upright twist and pull ring safety pin 3 Start back a minimum of 8 feet from the fire Aim the nozzle at the base of the fire nearest you 4 Keeping the extinguisher upright squeeze the lever to discharge Sweep the agent stream from side to side 5 Evacuate and ventilate the area immediately after extinguishing the fire The fumes
8. ld 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 NFPA 10 NOTE When cleaning avoid use of solvents around the pressure gauge They could seriously damage the plastic gauge face 3 2 Inspect the extinguisher for damaged missing or substitute parts Only factory replacement parts are approved for use on Amerex fire extinguishers 3 Weigh extinguisher and compare with weight printed in the Maintenance section on the nameplate Recharge extinguisher if weight is not within indicated allowable tolerances 4 Check the date of manufacture on the extinguisher nameplate Cylinder must be hydrostatically proof pressure tested every 12 years to the test pressure indicated on the nameplate Check the last date complete maintenance was performed Per NFPA 10 these extinguishers shall be emptied and subject to complete maintenance every six years All maintenance service and recharge procedures shall be done at that time 5 Visually inspect the pressure gauge a if bent damaged or improper gauge depressurize and replace b If pressure is low check for leaks c if pressure is low or high and temperature pressure relationship has been ruled out 1 Low pressure check for leaks Follow procedure for reclaiming Halotron I agent install necessary part s to repair leak and recharge according to in
9. n service should be performed only in a well ventilated room by a properly trained service technician wearing proper eye protection and rubber gloves b Before attempting to recharge be sure this extinguisher is completely depressurized by slowly and carefully depressing the operating lever and discharging the extinguisher into a proper collection area Note Use a regulated pressurizing source using ARGON ONLY Set the regulator to no more than 25 psi higher than the extinguisher gauge operating pressure Check and calibrate regulator gauge at frequent intervals The regulator gauge should be used to determine when the intended charging pressure has been reached DO NOT USE THE EXTINGUISHER GAUGE FOR THIS PURPOSE Never leave an extinguisher connected to a regulator of a high pressure source for an extended period of time A defective regulator could cause the cylinder to rupture due to excessive pressure RECHARGE The following procedure is for an EMPTY Halotron I extinguisher If you are recharging an extinguisher which has been partially discharged with agent remaining in the cylinder or has been recharged and the pressure leaked follow the instructions contained in the Recharging Instructions packaged with the Amerex Recharge Kit P N 14538 or with Getz Halotron recovery equipment Complete items 1 through 9 in Maintenance Service Procedure above Verify that there is no pressure remaining in the extinguisher Remove the valve a
10. nt NOTE The Halotron I supply cylinder MUST be pressurized to approximately 100 psi with ARGON at all times 8 Depress the operating lever and fill extinguisher with the amount of agent specified on the nameplate USING ONLY CLEAN UNCONTAMINATED HALOTRON I AGENT See detailed instructions on your recharging system CAUTION AVOID LIQUID HALOTRON I CONTACT WITH EXTINGUISHER CYLINDER WIPE DRY IMMEDIATELY WITH A CLEAN CLOTH 9 Pressurize to the extinguisher operating pressure with ARGON only Repeatedly rock the extinguisher to thoroughly mix the ARGON pressurizing gas until proper pressure is reached Add additional ARGON as necessary until the pressure stabilizes 10 Check for leaks at the gauge valve outlet and valve cylinder connection using a halogen type leak detector or leak detection fluid DO NOT USE SOAPY WATER Thoroughly remove all leak detection fluid residue from the valve assembly and cylinder Remove recharge adapter CAUTION IF YOU USE A HALOGEN TYPE LEAK DETECTOR A RESIDUAL AMOUNT OF HALOTRON I WILL REMAIN IN THE VALVE BODY UNTIL THE LIQUID EVAPORATES TO PROPERLY LEAK TEST USING THE HALOGEN LEAK DETECTOR IT IS RECOMMENDED THAT THE EXTINGUISHER BE SET ASIDE A MINIMUM OF 24 HOURS AFTER RECHARGING THEN LEAK TESTING 11 Place nozzle or hose and nozzle on scale with extinguisher Weigh and confirm that the total weight is within the allowable tolerances indicated in the maintenance section of the extinguisher nameplate
11. p of the extinguisher is not more than 3 2 ft 1 07 m above the floor All extinguishers should be in an accessible location and near an exit Never install the extinguisher in a location where a potential hazard would prevent easy access The operational temperature range is 40 F to 120 F 40 C to 60 C The extinguisher must be protected if temperatures outside of these ranges are anticipated Never throw an extinguisher into a fire because rapid heat buildup could cause pressure expansion and exceed the limitations of the cylinder MOUNTING INSTRUCTIONS Your extinguisher should be mounted in a clean dry area accessible to the fire hazards and preferably near an exit Hang it so that the top is from 32 to 5 feet above the floor and out of the reach of small children Use the mounting bracket furnished with the extinguisher Fasten to a solid surface using strong screws or fasteners not included Follow the Mounting Instructions below MOUNTING INSTRUCTIONS U L specifies that the hanging device must withstand a vertical force of five times the weight of the charged extinguisher but not less than 100 pounds The extinguisher bracket should be mounted as follows WALLS WHERE 2 X 4 STUDS CAN BE FOUND Mount wall hanger bracket securely to stud using two No 10 x 1 inch long wood screws through the diagonal smaller holes in the bracket SHEET ROCK Mount a inch thick board to wall using 3 16 inch toggle bolts Board should extend
12. quirements and all of them voids the Amerex extinguisher warranty and UL listing DO NOT SUBSTITUTE 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 http www amerex fire com Printed in U S A OM14425D 02 05 INTRODUCTION This manual covers specific instructions for the Amerex Halotron I hand portable extinguishers Special maintenance and recharge instructions contained in this manual apply to these extinguishers only Halotron I Clean Agent extinguishers are designed for Class A B and C hazards formerly protected with Halon 1211 extinguishers They contain dichlorotrifluoroethane R 123 which is designated for streaming fire extinguisher applications Halotron I is listed in the U S Environmental Protection Agency EPA Significant New Alternative Policy SNAP as acceptable for nonresidential applications Halotron I has acceptable toxicity and cardiac sensitization levels for use in occupied spaces when used according to the instructions on
13. ssembly by turning it counter clockwise Disassemble by removing downtube assembly use a wrench on the downtube retainer not the tube spring and valve stem from the valve assembly REMOVE AND DISCARD THE COLLAR O RING AND VALVE STEM ASSEMBLY Inspect and clean the spring with a clean dry cloth replace if worn or damaged Clean internal valve body surfaces and threads with a soft bristle brush making sure that the valve stem seating area is not scratched Install a new green collar o ring and valve stem assembly green seal Lightly lubricate the collar o ring and small o ring on the valve stem with Visilox V 711 do not lubricate the valve stem seal Inspect the downtube If it is damaged replace with proper downtube see Parts List Install downtube securely NOTE Valve assemblies are not indexed Keep original valve assembly cylinder combinations together while performing maintenance or recharge to assure proper nameplate orientation Inspect the interior of the cylinder following CGA Visual Inspection Standard C 6 Install the valve assembly to the cylinder in a clockwise direction Install the proper Amerex recharge adapter and draw a vacuum of 27 of mercury adjusted for altitude variations see your vacuum pump manual for detailed instructions Place the extinguisher on a scale and tare weight prior to filling Connect the extinguisher to a Halotron I supply cylinder using the Amerex P N 14538 Halotron I Recharge Kit or equivale
14. structions 2 High pressure over pressurized or over charged depressurize and recharge extinguisher following instructions in Recharge section 6 Remove nozzle or hose and nozzle assembly and inspect for damage Blow air through nozzle or hose and nozzle to insure that passage is clear of foreign material Replace component parts with proper Amerex part as necessary 7 Checkring pin for freedom of movement by breaking the seal and removing the pin Replace the ring pin if bent or if removal is difficult 8 Inspect discharge lever for dirt or corrosion that might impair freedom of movement Inspect carrying handle for proper installation If lever handle or rivets are damaged or distorted replace with proper Amerex part s 9 Inspect valve assembly for corrosion or damage to hose thread connection Replace valve assembly or component parts as necessary following the proper depressurization and recharge procedures If valve removal is necessary complete all steps in the Recharge Procedure 10 Install nozzle or hose and nozzle assembly 11 Install new tamper seal and record service data on the extinguisher inspection tag 12 Rehang the extinguisher on the wall hanger bracket making sure that it fits the hanger bracket properly replace the bracket if necessary RECHARGE Recharging NFPA 10 The replacement of the extinguishing agent and also includes the expellant for this type of extinguisher WARNING a Halotro
15. the nameplate and rules of the EPA SNAP Program PHYSICAL PROPERTIES OF HALOTRON I Primary Component Dichlorotrifluoroethane R 123 or HCFC 123 Boiling Point 80 6 F 27 C Liquid Density 92 3 Ib ft3 1 48 kg liter Gas Density 0 385 Ib ft3 6 17 kg m3 Molecular Weight 150 68 Physical State Pressurized Liquid Vapor Pressure 66 F 202C liquid alone 1 2 psi 77 kPa Pressure of mixture in Container 682F 202 95 psig in bulk container AMEREX CORPORATION DOES NOT SERVICE MAINTAIN OR RECHARGE FIRE EXTINGUISHERS THIS MANUAL IS PUBLISHED AS A GUIDE TO ASSIST 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 AMEREX ASSUMES NO LIABILITY FOR SERVICE MAINTENANCE OR RECHARGE OF FIRE EXTINGUISHERS BY PUBLISHING THIS MANUAL INSTALLATION THIS MANUAL SHOULD BE CAREFULLY STUDIED BY ALL WHO MIGHT USE OR SERVICE THE EXTINGUISHER STORE IT IN A CONVENIENT PLACE FOR EASY REFERENCE Your layout and particular hazards dictate the placement of fire extinguishers NFPA 10 1 6 9 recommends that hand portable extinguishers with a gross weight less than 40 Ibs be hung with the top of the extinguisher not more than 5 ft 1 53 m above the floor Extinguishers having a gross weight greater than 40 Ibs 18 14 kg should be installed so that the to
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