User`s Manual LPU- 40 Flotation Collar
Contents
1. Mc ZN i i E Diaea cin a A Aerial Machine and Tool Corp Page 25 LPU 40 Flotation Collar User s Manual Appendix E LPU 40 Folding Cinch Strap Diagram Ea J Dip rae oo ir Cy I na ri tU SIAF LPLl 40 Felding Cinch Strap Diagram FOLD 3 Aerial Machine and Tool Corp Page 26 LPU 40 Flotation Collar User s Manual Appendix F LPU 40 Spare Parts List LPU 40 Spare Parts List Item Locking Clip Safety Lower Gasket Actuator Upper Gasket Actuator Cap Nut Actuator Inflator Cartridge 29 grams Casing AW FC Bladder AW Anti Abrasion Sleeve Aerial Machine and Tool Corp Part Number 8454AMA AMTC R2038 AMTC R2039 AMTC R2040 7061032 15 AMTC R1076 UC AMTC R1077 HH AMTC R1078 HH Page 272. User s Manual 8 Annual Inspection An inspection should be performed annually to ensure the flotation collar will perform when needed lt is the responsibility of qualified personnel to perform and log this in spection The inspection can also be performed at the manufacturer If damage is found during an inspection the vest must be grounded until repaired Repairs are limited to replacement of snaps and inflator replacement All other repairs must be completed at the manufacturer A functional test should be performed every third year If a functional test is reguired skip to section 9 The replacement eguipment is Replacement CO2 cylinders 29 gram 1 2 thread if needed Green safety clip 2 each 8 1 Remove the flotation collar assembly from the vest and harness 8 2 Lay the flotation collar flat on the table with the underside down Spread the outer case open and completely lay out the bladder 8 3 Preform leak test by connecting a single source of pressurized air to both blad der chambers and the bladder shall be inflated to 2 0 0 1 PSI using the oral inflation tubes 8 4 After a minimum of 4 hours Check pressure Should not loose more than 4 PSI CAUTION If pressure drops more than 4 PSI completely sub A N merge the flotation collar in water to determine where leakage is occurring If leakage occurs around inflator replace inflator and gaskets and perform leak test again If no determination can be
3. y Ub BAJO LIST Iy ny y ki m qe peu ei SUN E SUalloh JISbPP U UGE OF Md 1 Page 22 Aerial Machine and Tool Corp LPU 40 Flotation Collar User s Manual Appendix B LPU 40 Casing Nomenclature MISA 3015 ia n rj jaLlLlBU 7y Jeddi apg ad dig F E a iy A sadol mw fo MBA LNG pa yat y MISA HITS J Fi La an at a as NS Po AA IR To qel ansa Y A TA r F 4 vat l my Fod 9 Ye rent i i We a y ee i 4 LA bos Fed H aaas wiogeld UO o i Wm md iY m de 89 i l i j 4 Y OJ q 41 A 48487 SOPUESA 4 pod YA i N A uf 2987 uoge Jono lb Me mopu PED UanoadsL n des 2o ainje oueu ON BUISED OF Md I Page 23 Aerial Machine and Tool Corp LPU 40 Flotation Collar User s Manual Appendix C Bladder Evacuation Attachment Nomenclature Baar ery HUr aus JUL AA LL IF Wan pm LDT a Fa at en NL Dr En deb ey l epla are cn T JOC pe SDF fl PREPS ERA ET MWM E ad UE y SiDueJousLLI ON WSlWYSelpy Yoeng apply Page 24 Aerial Machine and Tool Corp LPU 40 Flotation Collar User s Manual Appendix D LPU 40 Bladder Folding Diagram FO aa E a AN P Ps yml f l TS 4 A E A E hi A 7 Sa ne A _ o mm m m LPU 40 Bladder Folding Diagram i p yi f i k i NI ml ma m m i a F yl i TA pi RESFAT IY THES LOBE A ES N
4. LPU 40 Flotation Collar User s Manual Aerial Machine and Tool Corp www aerialmachineandtool com 4298 JEB Stuart Hwy I Phone 276 952 2006 Meadows of Dan VA 24120 KII FAX 276 952 2231 AWIATIOM 5AFETY TACTICAL List of Revisions or Amendments I O Y A HE I I I O o o N A HE I I I I I Co I o S T N WU HE O ANN 9 LPU 40 Flotation Collar User s Manual Table of Contents Introduction Attaching the Collar to the Vest Inflating the Bladder Inspection Maintenance Storage LPU 40 Flotation Collar Repack Instructions Annual Inspection Functional Inspection Appendix A LPU 40 Flotation Bladder Nomenclature Appendix B LPU 40 Casing Nomenclature Appendix C Bladder Evacuation Attachment Nomenclature Appendix D LPU 40 Bladder Folding Diagram Appendix E LPU 40 Folding Cinch Strap Diagram Appendix F LPU 40 Spare Parts List Copyright Notice 12 12 12 13 20 21 22 23 24 20 26 21 This owner s manual is copyrighted all rights reserved It may not in whole or in part be copied photocopied reproduced translated or reduced to any electronic medium or machine readable form without prior consent in writing from Aerial Machine and Tool Corp Copyright 2007 Aerial Machine amp Tool Corp Aerial Machine and Tool Corp Page 3 LPU 40 Flotation Collar User s Manu
5. SO 3 3 Exposing the cinch ring DROP THE CINCH RING BY REACHING UNDER YOUR VEST WHILE IT IS FULLY DONNED WITH THE SLIDE FASTENER UP 3 4 The right lobe has a cinch strap with a snap hook Remove the cover from the snap hook 3 4 Anchor strap Aerial Machine and Tool Corp Page 9 LPU 40 Flotation Collar User s Manual rd E ae a Mi an i 3 5 Route the cinch strap through the loop on the left lobe and attach the snap hook to the cinch ring 3 6 Tighten the cinch strap by pulling on the free end until the flotation lobes are brought close together 3 6 F the cinch San Aerial Machine and Tool Corp Page 10 LPU 40 Flotation Collar User s Manual dul The oral inflation tubes are on the right lobe The valve has a rubber mouth piece and a knurled locking nut Temperature changes may effect the pressure in the bladder Use oral inflation to increase or relieve pressure from the bladder Turn the knurled locking nut clockwise until It stops Push the valve in with your mouth and blow air into the bladder to increase the pressure 3 7 Oral inflation Depress the valve to release pressure from the bladder Tighten the knurled locking nut by turning it counter clockwise when you are finished 3 9 For improved angle of flotation put your arms through the straps that run down the sides of the bladder until the lobes are tight against your body 3 8 Arm plac
6. al The following symbols are used throughout this manual WARNINGS indicate a procedure or situation that may result in serious injury or death if instructions are not followed correctly CAUTIONS indicate any situation or technique that will result in potential damage to the product or render the product unsafe if instructions are not followed correctly E Nores are used to emphasize important points tips and reminders 1 Introduction The LPU 40 Flotation Collar is a flotation device designed to support air crewmen stranded in water The collar is attached to the air crewman s flight vest It provides a minimum of 65 pounds of flotation buoyancy and is designed to keep the user s head above the water for an extended period of time The LPU 40 is packed in a low profile casing made of fire resistant Nomex that is designed to open when the dual chambered bladder inflates A single pull beaded handle when manually pulled activates two 29 gram CO2 gas cartridges for inflation Two oral inflation tubes allow the user to manually increase decrease or maintain the air pressure in the bladder chambers gg The capacity of the CO2 cartridges can range from 28 to 31 grams Your LPU 40 Flotation Collar is an important piece of survival equipment Proper care and maintenance will ensure your vest will accomplish the level of safety performance it is designed for It is important that you become familiar with these instructions to safely u
7. are 3 wide as measured along the left extension Clamp the folds to hold them in place 7 2 5 Fold the top of the bladder next From the top of the right extension fold the bladder over and along a45 angle from the horizontal Repeat the previous step for the opposite side top left lobe 7 2 5 Folding the top Aerial Machine and Tool Corp Page 16 LPU 40 Flotation Collar User s Manual 1 2 6 Fold the top of the bladder under and along a horizontal line approximately 3 from the top of the neckline Clamp the top folds to prevent undoing 7 3 Packing the Bladder in the Nomex Case 7 3 1 Wrap the Nomex case around the bladder Fold the bladder concealment tab over the bladder 7 3 2 Thread size B nylon safety thread through the safety stitch eyelets Install the slide fastener on the left inner zipper cord and move the slider to the zipper retainer stop located at the bottom of the right extension 7 3 2 Installing the slide fastener rg Ensure that the slider mates properly with the zipper retainer i e flat to flat Aerial Machine and Tool Corp Page 17 LPU 40 Flotation Collar User s Manual 7 3 3 Starting from the bottom of the right side tuck the first 6 inches of the folded bladder into place inside the case remove and replace clamps as necessary 7 3 4 Tie the safety stitch with a surgeon s knot plus one square knot Trim the tie 2 cm above
8. der Remove and discard spent or punctured CO cylinders Visually inspect the Nomex case inflatable bladder and components of the flotation collar Replace damaged bladder and or components as necessary 7 1 6 Installing the green safety clips Aerial Machine and Tool Corp Page 13 LPU 40 Flotation Collar User s Manual 7 1 7 It is important that all the trapped air be removed to aid in the repack of the bladder assembly and to provide for a compact and low profile collar Remove trapped air by unlocking both oral tube valves and depressing them A small electric vacuum pump used with the bladder evacuation hose adapter with dual holes P N AMTC M2026 may be used to aid in removal of the trapped air 7 1 7 Removing the air from the bladders 7 1 8 Release and lock the oral inflation tubes in the closed and locked position 7 2 Folding the Bladder ke Refer to Appendix D for step by step illustrated drawings of Section 7 2 Folding the Bladder 7 2 1 Lay the bladder out flat on the table Position the actuators and the oral tubes facing up 7 2 1 Preparing the bladder for folding Aerial Machine and Tool Corp Page 14 LPU 40 Flotation Collar User s Manual Ke Small shot bags or small plastic spring clamps will aid in maintaining the folds as you work on different areas of the bladder 7 2 2 Fold the bottom of both the left and right lobes of the inflatable bladder under and along a
9. ed to replacement of snaps and inflator replacement All other repairs must be completed at the manufacture Functional inspection is as follows 9 1 Afunctional can be performed with an individual wearing the vest with LPU 40 attached or on a table 9 2 Pull the handle of the LPU 40 away from the bladder to inflate the flotation collar NOTE The LPU 40 should inflate fully within 10 seconds 9 3 Adjust pressure to 2 0 0 1 PSI Perform leakage test Bladder should not loose more than 4 PSI in four hours A N CAUTION If pressure drops more than 4 PSI completely sub merge the flotation collar in water to determine where leakage is occurring If leakage occurs around inflator replace inflator and gaskets and perform leak test again If no determination can be made or bladder is leaking return to manufacturer for repair 9 4 Remove the flotation collar from the vest if applicable 9 5 Return to section 7 1 6 and complete Aerial Machine and Tool Corp Page 21 LPU 40 Flotation Collar User s Manual Appendix A LPU 40 Flotation Bladder Nomenclature MISA JUOJ y or ABS YSIS A _ y S puer nepeag _ __ e Dm al l po eR iy Y ajo 149 1 gt doer die Lou 7 BASS ade 9410054647 JEL WoWYyIe y 4 4 a i FE GE URSS PEA 5n Uni uu Eur l A E sh N S eee ma T e LLL bh w T l JOB JO _ 7 dyo Aspe SEDD LIE MYD UES se I CL Cpu Buyon paunan OL ULC
10. ement E Remember Panic and fatigue cause drowning Stay calm and conserve your energy Aerial Machine and Tool Corp Page 11 LPU 40 Flotation Collar User s Manual 4 Inspection It is the responsibility of the air crewman to inspect the LPU 40 flotation collar before flight operations Perform a preflight inspection prior to each flight and at intervals not to exceed 30 days If damage is found during an inspection the vest must be grounded until repaired 1 Inspect the outside of the collar for Cuts tears and abrasion damage Open seams and loose or broken stitching Contamination damage 2 Ensure that the entire length of the slide fastener is closed and there are no missing teeth CAUTION Do NOT OPEN THE FLOTATION COLLAR SLIDE FASTENER FOR ROUTINE INSPECTION 3 Ensure that the beaded inflation handle is attached with 3 snaps fastened 4 Ensure that the flotation collar is attached to the vest and all of the attachment snaps are fastened 5 Maintenance Maintenance of the LPU 40 flotation collar consists of cleaning service and repair The air crewman s responsibility for maintenance is limited to inspecting the outside components of the collar Service and repairs shall be completed only by an authorized service station or the manufacturer Remove the collar from the vest to wash the vest 6 Storage Store your LPU 40 Flotation Collar on a clothes hanger away from direct sunlight in a dry we
11. horizontal line extending out from the bottom of the bladder attachment tabs 7 2 2 Folding the bottom of the lobes 7 2 3 Fold over the left lobes the side with the CO actuators of the inflatable bladder towards the center of the assembly along a vertical line extending the length of the bladder This fold should be up tight against the CO actuators cylinders approximately 3 in width Continue to fold the remainder of the left lobe onto itself in accordion fashion Align the edges of the folds with either the inner vertical edge of the bladder or with the outer edge of the previous fold When completed there will be a total of three accordion type folds that are 3 wide as measured along the left extension Clamp the folds to hold them in place 7 2 3 Folding the left side Aerial Machine and Tool Corp Page 15 LPU 40 Flotation Collar User s Manual 1 2 4 Take the right lobes the side with the oral inflation tubes and make a fold toward the center of the assembly along a vertical line extending the length of the inflatable bladder This fold should be approximately 3 in width from the inner edge of the bladder Continue to fold the remainder of the right lobe onto itself in accordion fashion Align the edges of the folds with either the inner vertical edge of the bladder or with the outer edge of the previous fold When completed there will be a total of three accordion type folds that
12. lar 2 4 Attaching the bottom Aerial Machine and Tool Corp Page 6 LPU 40 Flotation Collar User s Manual 2 0 Thread both the collar strap and the closing tab with the snap stud through the third channel on the vest then through the last channel on the collar 2 6 Thread only the collar strap through the last vest channel Wrap the strap around the vest channel and secure the Pull the Dot fastener Tuck the end of the closing tab underneath the collar casing Aerial Machine and Tool Corp Page 7 LPU 40 Flotation Collar User s Manual 3 Inflating the Bladder 3 1 Grab the beaded handle with either hand and forcefully pull down to release it from the cover flap 3 2 Continue to pull the handle forcefully in the down and out direction apply constant pressure on the handle until the bladders begin to inflate Repeat this step if the bladder does not begin to inflate or if only one lobe inflates 3 2 Activating the CO gas Aerial Machine and Tool Corp Page 8 LPU 40 Flotation Collar User s Manual 3 3 The two lobes may be attached and anchored to your vest using the cinch ring located on the left inside bottom area of the vest Anchoring the lobes to the vest improves the angle of flotation A N CAUTION Release the cinch ring prior to over water missions A WARNING IF YOU MUST DROP THE CINCH RING WHILE YOU ARE SUBMERGED IN WATER DO NOT UNZIP YOUR VEST TO DO
13. ll ventilated place Do not store your collar near sources of heat such as a radiator or in a warm humid environment where mold or mildew can contaminate the vest Aerial Machine and Tool Corp Page 12 LPU 40 Flotation Collar User s Manual 7 LPU 40 Flotation Collar Repack Instructions 7 1 Preparation Repack the LPU 40 on a large flat surface big enough to accommodate the bladders when they are spread flat with no air in them Orientation references the wearer s right and left The required tools are 7 1 6 Place the actuator levers in the up and armed position Install two new CO cylinders Mil C 25369 29 gram Hand tighten the cylinders avoid over tightening Install a green safety clip on both of the actuators Replacement COz bottle Mil C 25369 29 gram 2 each Slide Fastener zipper for closing the Nomex case Green safety clips 2 each Optional clamps with soft rubber or plastic inserts to hold the bladder while packing Deflate the bladder by unlocking both oral tube valves Depress the valves to release the pressure While keeping the valves pressed in gently compress the bladder with your hands and arms This will force the air through the oral tubes Remove the flotation collar assembly from the vest and harness Lay the flotation collar flat on the table with the underside down Ensure that the closing zipper is fully disengaged Spread the Nomex case open and completely lay out the blad
14. made or bladder is leaking return to manufacturer for repair 8 5 Remove trapped air by unlocking oral tube valve and depressing them A small electric vacuum pump used with the bladder evacuation hose adapter with dual hole P N AMTC M2026 may be used to aid in removal of the trapped air NOTE Itis important that all the trapped air be removed to aid in the repack of the bladder assembly and to provide for a compact and low profile collar 8 6 Lock the oral inflation tube in the closed and locked position Aerial Machine and Tool Corp Page 20 LPU 40 Flotation Collar User s Manual 8 7 Visually inspect the case front and back inflatable bladder handle attachment straps snaps and components of the flotation collar 8 8 Remove CO2 cylinders and weigh If functional is performed discard and replace 8 9 Ensure the actuator lever is in the up and armed position Install green safety clips on the actuator as shown 8 10 Install two CO2 cylinders 29 gram 1 2 thread Hand tighten the cylinder avoid over tightening 8 11 Proceed to section 7 2 9 Functional Inspection A functional inspection should be performed every third year to ensure the flotation collar will perform when needed ltis the responsibility of the ALSE shop to perform and log this inspection The inspection can also be performed at the manufacturer If damage is found during an inspection the vest must be grounded until repaired Re pairs are limit
15. se this flotation collar A WARNING KEEP YOUR FLOTATION COLLAR IN USABLE CONDITION IMPROPER WEAR MAY RESULT IN DAMAGE TO THE COLLAR DO NOT WEAR ANY GARMENT OR PIECE OF EQUIPMENT OVER THE COLLAR IMPROPER USE OR NEGLIGENT CARE OF THIS EQUIPMENT CAN CAUSE SERIOUS INJURY OR DEATH Aerial Machine and Tool Corp Page 4 LPU 40 Flotation Collar User s Manual 2 Attaching the Collar to the Vest 2 1 The collar attaches to the vest with a MOLLE Strap system and has four attachment straps two on the top of the collar and two on the bottom Bottom 2 1 Attachment points 2 2 The attachment points for the top of the collar are on the back of the vest The attachment points for the bottom of the collar are on the front of the vest at chest level 2 2 Attachment points Aerial Machine and Tool Corp Page 5 LPU 40 Flotation Collar User s Manual by dn ok ynn i U 12 E Ee T Een pompe p i REET Z 3 x ja dnn eT Mwn 2 3 Attach the top of the collar to the vest first Thread the MOLLE straps on the collar through the channeled webbing on the vest and secure the Pull the Dot fasteners Each strap has two Pull the Dot fasteners Ensure that all four Pull the Dot fasteners are fastened 2 4 The bottom attachment is threaded through four webbing straps on each side of the vest On each side of the vest weave the MOLLE strap through the first two channels on the vest and col
16. the knot 7 3 4 Tying the safety stitch 7 3 5 Place the cinch strap hook into the separate sleeve cover Fan fold the cinch strap and pack it in the under side of bladder Refer to Appendix E for step by step illustrated drawings of folding the cinch strap Aerial Machine and Tool Corp Page 18 LPU 40 Flotation Collar User s Manual 7 3 6 Continue to tuck the bladder and close the case with the zipper until the entire bladder has been secured Tie the safety stitch and remove the zipper slider from the casing Fine tuning the folds may be required 7 3 6 Closing the Nomex case to obtain a proper fit 1 3 1 Snap the tab fastener closed Ensure that both concealment tabs one on each extension are inside the Nomex case 7 3 8 Notice that the CO actuation lanyard forms a loop The front of the loop has grip beads and the back of the loop is flat webbing with three holes Insert the case flap into the loop of the lanyard so the beads are located on top of the case flap Align the three holes on the backside of the lanyard loop with the three snap sockets on the underside of the case flap Secure the case flap to the snap studs on the front of the case Ensure that the holes in the lanyard are around the snap sockets and the lanyard is secured between the Nomex case and the case flap 7 3 8 Closing the handle Aerial Machine and Tool Corp Page 19 LPU 40 Flotation Collar
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