OWNERS SERVICE MANUAL
Contents
1. Wy OWNERS SERVICE MANUAL NO 05616 INSTALLATION OPERATING amp SERVICING INSTRUCTIONS 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 may be 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 N2. All Models 1 9A 01563 Rivet Only for Lever 24 10 09020 Handle amp Rivet All Models 1 10A 01564 Rivets Only for Handle 24 11 05225 Gauge 240 psi 6 Gauge Guard Chrome Plated 12 09102 Se 1 13 06093 Valve Stem Assembly 6 Valve Stem Assembly Bulk Bag 96 14 05243 Valve Stem O Ring 24 15 00383 Spring 6 16 01700 Dtube Retainer Asy 6 Kg 01667 Dtube Retainer Asy 20lb 1 09583 Dtube Retainer Asy 30 lb 17 12383 Prot Foot Ring for Bottom of Cyl 7 1 12952 Prot Foot Ring for Bottom of Cyl 8 ALL BRACKETS SEE BRACKET PAGE ALL FILL amp HYDROTEST ADAPTERS SEE ADAPTER PAGE REPLACEMENT VALVE ASSEMBLIES INCLUDE VALVE BODY GAUGE LEVER VLV STEM ASY SPRING amp HANDLE
3. difficult Verify that no pressure remains in the extinguisher Operating valve and nozzle shutoff in open position and there is no discharge Inspect the discharge lever for any dirt of corrosion which might impair freedom of movement Inspect carrying handle for proper installation If lever handle or rivets are damaged replace with factory replacement parts Remove hose and horn assembly and visually inspect inside valve body Chemical in the valve body may indicate that the extinguisher has been partially discharged and should therefore be recharged Inspect the hose and horn assembly for damage and replace if necessary Blow air through the hose and horn to insure passage is clear of foreign material Disassemble valve assembly by removing downtube spring and valve stem assembly Remove collar o ring from valve Complete steps 2 through 13 of Recharge Procedure RECHARGE WARNING a b Before attempting to disassemble be sure the extinguisher is completely depressurized Never have any part of your body over the extinguisher while removing the valve assembly Use a protective shield between you and the pressure gauge while charging an extinguisher Do not stand in front of the gauge if a shield is not available Use a requlated pressurizing source of dry nitrogen only with a minimum dew point of minus 70 F minus 57 C Set the regulator to no more than 265 psi 1827 kPa Check and calibrate regulator gauge at fr
4. readings and low temperatures low readings When in doubt condition the extinguisher to 70 F 21 C for several hours to obtain more accurate pressure gauge readings 5 Record the date the unit is being placed into service on the inspection tag and attach it to the extinguisher INSTALLATION Your plant layout and particular hazards dictate the placement of fire extinguishers Do not place this extinguisher close to a potential fire hazard Amerex recommends location no less than a 50 foot distance from a potential hazard while leaving an unobstructed access Avoid placing it in an extremely hot or cold place The operational temperature range for this extinguisher is 65 to 120 F 54 to 49 C The extinguisher should be adequately protected if temperatures outside of this range are anticipated Keep the extinguisher clean and free from dirt ice chemicals and any contaminants which may interfere with its proper operation Do not functionally test this fire extinguisher Testing or any use may cause the extinguisher to gradually lose pressure and become ineffective OPERATION NOTE Persons expected to use this extinguisher should be trained in initiating its operation and in the proper fire fighting technique Familiarize all personnel with this information before an emergency occurs Remove extinguisher from wall hanger or vehicle bracket Hold the extinguisher upright twist and pull ring pin snapping the plastic lockwire
5. OT SUBSTITUTE RECHARGE FIRE EXTINGUISHERS 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 http www amerex fire com Printed in U S A OM05616E Rev 3 11 W 0 ec Do Ar uj cm Q Q O W lt o O Ow 4 Ww lt I oa Do z i x gt Wi m u D O Ww ol Z4 a0 W tt LU O Os Z r ga F L lt ce WS me a Sz I ABC AMMONIUM PHOSPHATE BASE Regular SODIUM BICARBONATE BASE PURPKE K POTASSIUM BICARBONATE BASE THIS MANUAL IS ATTACHED TO EVERY NEW EXTINGUISHER SHIPPED FROM THE FACTORY IT CONTAINS VALUABLE INFORMATION WHICH SHOULD BE STUDIED BY EVERYONE WHO WILL USE OR SERVICE THE EXTINGUISHER THE MANUAL SHOULD BE STORED IN A CONVENIENT LOCATION FOR EASY REFERENCE INTRODUCTION The Amerex High Performance stored pressure 13 2 6kg 20 Ib 9 kg and 30 Ib 13 6 kg dry chemical fire extinguishers have been designed and manufactured to accommodate the rigorous needs of en
6. OUSLY DAMAGE THE PLASTIC GAUGE FACE Inspect the extinguisher for damaged missing or substitute parts Only factory replacement parts are approved for use on Amerex fire extinguishers Weigh the extinguisher and compare with weight printed in the Maintenance section on the nameplate label Recharge extinguisher if weight is not within indicated allowable tolerances Check the date of manufacture printed on the extinguisher label nameplate or inside the bottom lip of the cylinder The agent cylinder must be hydrostatically tested every 12 years to the test pressure indicated on the nameplate 720 psi 4964 kPa 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 over pressurized overcharged depressurize the extinguisher and follow recharge instructions Check ring pin for freedom of movement Replace if bent or if removal appears difficult Inspect the discharge lever for any dirt of corrosion which might impair freedom of movement Inspect carrying handle for proper installation If lever handle or rivets are damaged replace with factory replacement parts Remove hose and horn assembly and visually inspect inside valve body Chemical in the valve body may indicate that the extinguisher has been partially discharged and should therefore be recharged Inspect the hose and horn assembly for damage and replace if necessary Blow air throu
7. TENANCE 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 THIS MANUAL PREPARING YOUR NEW EXTINGUISHER FOR USE 1 Examine the extinguisher for evidence of shipping damage Notify the delivering carrier immediately if any damage is discovered 2 Check to insure that the hose connection to the operating valve is tight 3 The ring safety pin should be installed in the operating valve and the lockwire tamper seal intact 4 This extinguisher is shipped from the factory fully charged Visually inspect the pressure gauge the pressure should be in the green zone 240 psi approx 10 psi range The most accurate method to determine if the extinguisher is filled with the proper amount of chemical is to weigh the unit The gross weight is indicated on the nameplate label NOTE Slight pressure variances in the gauge reading may be found if the extinguisher has been subjected to extremes of heat or cold High temperatures can cause high gauge
8. ance section of the nameplate label TROUBLESHOOTING GUIDE WARNING Before attempting to correct any leakage problem be sure that the agent cylinder and hose are completely depressurized Check to determine the source of a leak before the extinguisher is depressurized Leakage repairs will require depressurization and removal of the valve assembly Depressurize by discharging into a Closed Recovery System or inverting the extinguisher After depressurizing the extinguisher and correcting the problem it will be necessary to clean all valve parts thoroughly PROBLEM CORRECTIVE ACTION 1 Leak at collar o ring Remove valve assembly remove and discard o ring clean collar and lube lightly with Visilox V 711 Clean o ring groove on valve and install new collar o ring Lubricate with Visilox V 711 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 Leak around gauge Remove gauge clean threads and reinstall using Teflon tape on the gauge threads Defective gauge Remove defective gauge an install the proper Amerex pressure gauge P N 05225 240 psi using Teflon tape on the gauge threads Leak in the cylinder Contact Amerex if under warranty otherwise mark REJECTED and remove from service or return to owner open end wrench Pressure gauge threads are co
9. ated 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 Nitrogen supply regulator should be set to no PARTS LIST for 6 Kg 30 Ib Dry Chemical High Performance Models 594 567 589 595 568 591 580 569 592 581 599 582 564 584 566 Item Part Std No No Description Pkg 1 14874 Valve Assembly Female Thread 1 2 05240 Collar O Rring 24 Collar O Ring Bulk Bag 100 14785 Hose amp Horn Assembly 594 213 1 14791 Hose amp Horn Assembly 595 204 1 Hose amp Horn Assembly 14788 580 581 582 250 14790 Hose amp Horn Assembly 592 166 1 3 14794 Hose amp Horn Assembly 599 149 1 14787 Hose amp Horn Assembly 564 166 1 14786 Hose amp Horn Assembly 566 157 1 Hose amp Horn Assembly 14789 567 568 569 584 312 1 14947 Hose amp Horn Assembly 589 213 1 14948 Hose amp Horn Assembly 591 180 1 14778 Strap amp Clip Assembly Black 1 3A Plastic KA Hose 6 Kg amp 20 Ib 14871 Strap amp Clip Assembly Black 1 Plastic 2 Hose 30 Ib 4 06978 Hose Gasket O Ring 24 5 00160 Ring Pin Stainless Steel 24 6 00532 Chain Nylon for Ring Pin 24 7 01387 Lockwire Seal Yellow 500 8 09584 Hanger Loop w Screw 6 9 09840 Lever amp Rivet
10. d pressure into a closed dry chemical recovery system several are commercially available Make sure that the extinguisher is completely empty and depressurized NOTE A closed recovery system is designed to prevent loss of the chemical fines Loss of the fines could result in reduced extinguisher efficiency Clean extinguisher to remove dirt grease or foreign material Check to make sure that the instruction nameplate is securely fastened and legible Inspect the cylinder 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 marked on the nameplate label 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 Inspect the extinguisher for damaged missing or substitute parts Only factory replacement parts are approved for use on Amerex fire extinguishers Check the date of manufacture on the extinguisher label nameplate Cylinder must be hydrostatically proof pressure tested every 12 years to the test pressure indicated on the nameplate 720 psi 4964 kPa Visually inspect the pressure gauge if bent damaged or improper gauge replace with the proper Amerex pressure gauge see Parts List Check ring pin for freedom of movement Replace if bent or if removal appears
11. e No obstruction to access or visibility Pressure gauge reading or indicator in the operable range or position Operating instructions on nameplate and facing outward Safety seals and tamper indicators not broken or missing Examination for obvious physical damage corrosion leakage or clogged nozzle Determine fullness by weighing PEO ONR a MAINTENANCE NFPA 10 At least once a year or more frequently if circumstances require maintenance should be performed Maintenance is a thorough check of the 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 10 11 12 MAINTENANCE SERVICE PROCEDURE Clean extinguisher to remove dirt grease or foreign material Check to make sure that the instruction nameplate is securely fastened and legible Inspect the cylinders for corrosion abrasion dents or weld damage If any damage is found hydrostatically test to factory test pressure 720 psi 4964 kPa using the proof pressure method in accordance with instructions in C 6 and NFPA 10 See proper method of depressurizing and reclaiming chemical in Recharge procedures NOTE WHEN CLEANING AVOID USE OF SOLVENTS AROUND THE PRESSURE GAUGE THEY COULD SERI
12. equent 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 Do not mix types of dry chemicals in extinguishers recharge or recovery systems Mixing ABC acidic base with Regular Purple K Super K or Monnex alkaline base dry chemicals may result in a chemical reaction capable of developing a dangerous pressure buildup RECHARGING PROCEDURE Perform steps 1 through 12 of the Complete Maintenance Six Year Teardown section Thoroughly clean all parts of the disassembled valve with a soft bristle brush or soft cloth Blow the valve out with air or nitrogen Inspect the spring and downtube assembly and replace parts if worn or damaged Replace the valve stem and collar o ring Lubricate the collar o ring and small o ring on the valve stem with Visilox V 711 do not lubricate the valve stem seal Reassemble the valve assembly including downtube and set aside Remove any chemical remaining in the cylinder and check the condition Properly dispose of any chemical that is contaminated or caked Inspect the cylinder interior following CGA Visual Inspection Standard C 6 Using an accurate scale fill cylinder with the correct amount and ty
13. gh the hose and horn to insure passage is clear of foreign material Inspect the 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 Install hose and horn assembly Record service data on the extinguisher inspection tag If the extinguisher has been moved to perform service replace it on the wall hanger or in the vehicle bracket making sure 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 10 11 NOTE Some states have legislation which requires Complete Maintenance on an annual basis Please contact your local Amerex Distributor to see if these requirements apply to you NFPA 10 recommendation requires that a verification of service external collar tag be installed on the extinguisher whenever a Six Year Maintenance is performed The verification of service tag can only be installed if the operating valve has been removed Discharge chemical an
14. inguisher replaced if only factory replacement parts and recommended service equipment have been used to service the extinguisher Excluded items pressure gauge and hose nozzle assembly these items carry the standard Amerex 6 year warranty This warranty does not cover defects resulting from modification alteration misuse exposure to unusually corrosive conditions nor improper installation or maintenance All implied warranties including but not limited to warranties of fitness for purpose and merchantability are limited to the time periods as stated above In no event shall Amerex Corp be liable for incidental or consequential damages Some states do not allow limitations on how long an implied warranty lasts or the exclusion or limitation of incidental or consequential damages so that the above limitations or exclusions may not apply to you Amerex Corp neither assumes nor authorizes any representative or other person to assume for it any obligation or liability other than expressly set forth herein This warranty gives you specific legal rights and you may also have other rights which may vary from state to state To obtain performance of the obligation of this warranty write to Amerex Corp P O Box 81 Trussville AL 35173 0081 for instructions 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 MAIN
15. pe of dry chemical specified on the label nameplate Use Amerex chemical which has been kept free of moisture and contamination See Warning g DO NOT MIX TYPES OF CHEMICALS Clean cylinder collar o ring seat and collar threads with a small brush and then wipe off surfaces with a clean cloth to remove dust Lightly brush the collar o ring seat with Visilox V 711 Carefully center the downtube and install valve assembly hand tight to the cylinder the bottom of the valve body should touch the top of the cylinder collar Attach the nitrogen charging adapter to the male hose connector Valve installation can be made easier by tapping the sidewall of the cylinder with a rubber mallet as the downtube is eased into the cylinder With the extinguisher properly secured in an upright position connect your nitrogen pressurizing line with a quick connect to the nitrogen charging adapter Pressurize extinguisher with dry nitrogen to 240 psi more than 265 psi This will insure proper aeration of the chemical 10 Check extinguisher for leaks by applying detecting fluid or a solution of soapy water to the nitrogen charging adapter orifice around the collar o ring sealing area cylinder welds and gauge Remove the pressurizing adapter 11 Install ring safety pin and lockwire tamper seal Attach new recharge tag 12 Weigh assembled extinguisher and confirm that the total weight is within the allowable tolerances indicated in the Mainten
16. seal Stand back 15 feet from the fire and aim the nozzle at base of flames nearest you Sweep side to side across the base of the fire and past both edges Progressively follow up until the fire is extinguished Work the fire away from you while being alert for flashbacks Move closer as the fire is extinguished but not so close as to scatter or splash the burning materials When the fire is out stand by and watch for possible reignition Evacuate and ventilate the area immediately after extinguishing the fire The fumes and smoke from any fire may be hazardous and can be deadly DISCHARGE TIME VARIES ACCORDING TO THE MODEL EFFECTIVE RANGE OF AGENT THROW IS 40 50 feet EOD Oa 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 Location in designated plac
17. vironmental extremes and heavy industrial use The finest materials workmanship and finishes have been utilized backed by several years of development and field testing to insure many years to trouble free fire protection These extinguishers operate at a 240 psi 1655 kPa pressure and are intended for use by trained fire fighters The higher discharge velocity and superior range necessary for quick extinguishment of many industrial fire hazards dictates formal training for development of proper fire fighting techniques and a feel for the most effective use of the extinguisher All sizes feature a large durable stainless steel operating lever and carrying handle large brass chrome plated operating valve large pressure gauge with gauge guard molded performance discharge hose and the Amerex Ultra corrosion resistant paint finish over a galvanized cylinder The stored pressure design allows easy upright squeeze grip operation assures a constant instant state of readiness and minimizes operating parts and cuts down on maintenance costs Amerex is confident in the superior features of these products and have extended our warranty to 12 years to prove it EXTENDED TWELVE YEAR LIMITED WARRANTY Amerex warrants its High Performance fire extinguishers to be free from defects in material and workmanship for a period of twelve 12 years from the date of purchase During the warranty period any such defects will be repaired or the defective ext
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