User`s Manual Portable Helicopter Oxygen Delivery
Contents
1. 23 A scsi cates 23 23 Fele FHOD 24 MANUFACTURERS RECOMMENDED PHODS POST FLIGHT 24 scene cece ee re cree ree eee eee 24 PHODS CHECKLIST INSERT 25 REGULATOR AND CYLINDER CHANGE 25 TROUBLESHOOTING 26 OP TIONAL 27 5114 1041 67 28 AQUAGYLUNG CHANGE RECORD ange No or Description ange made by 6 PHODS User s Manual BASIC SAFETY Pure oxygen is a highly oxidizing gas and can vigorously accelerate combustion It can provide a catalyst for spontaneous combustion resulting in personal injury or death if not used properly and with caution DO NOT use any type of oil or grease on any of the fittings valves or cylinders DO NOT smoke while in use DO NOT operate near an open flame General Precautions amp Warnings WARNING This device is classified as and 15 only suitable for use as a Supplementary breathing apparatus SBA for aviation use up to 18 000 ft MSL It is intended to supply the needed amount of oxygen for persons during excursions at flight altitudes where supplemental oxygen is needed This device is not2. 4 4 8 Military 8 Professional Operations PHODS Portable Helicopter Oxygen Delivery System 18 59 pa User s Manual Rev 01 09 2 PHODS User s Manual E This 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 Aqua Lung International Inc 2009 AQUA LUNG AMERICA Portable Helicopter Oxygen Delivery System PHODS Owner s Manual P N 102999 PHODS P N 102935 You can contact a Technical Advisor via e mail at rbedard aqualung com jminton aqualung com dlockhart aqualung com dstancil aqualung com Military Sales ksilver aqualung com TRADEMARK NOTICE Aqua Lung is a registered trademark of Aqua Lung America Inc is a registered trade mark of Mountain High Equipment Supply Company NOTICE OF NON LIABILITY Before the Portable Helicopter Oxygen Delivery System PHODS is put to use it is the responsibility of any user who will use this device to become familiar with the operation and safety aspects of this device Using the system improperly could cause failure and lead to possible property damage and or personal injury Aqua Lung America assumes no responsibility for property damage accidents injury or death that may result f
3. 1 perceived altitude The F20 mode is designed to be used with the PHODS Mask the consequence of the F20 mode is a higher consumption of oxygen See Fig 34 e Flow starts All altitudes e Use with PHODS mask Altitude compensating Yes Figure 34 20 PHODS User s Manual OXYGEN DELIVERY MATRIX This Matrix is provided to assist aircrew members in selecting a delivery method for the projected operational consumption of oxygen See Fig 35 Delivery VIETNOO Flight Altitude Preferred may be used below 10k for heavy smokers or while flying at Mode and night for increased night vision Delivery Method Figure 35 WARNING The OPC 1 LED is Night Vision Goggle NVG compatible and therefore difficult to see through the NVG The LED should be viewed with the unaided eye The OPC M1 should be mounted on the Survival Vest in a location that will allow direct viewing of the LED indicator light The LED should be periodically checked to ensure proper operation during flight at altitudes requiring supplemental oxygen OTHER OPC FUNCTIONS DISPLAY AND ALARM INFORMATION There is a green LED display on the OPC 1 A lighted Green LED indicates oxygen flow for every breath during inhalation A flashing Green LED indicates a flow fault apnea condition or low battery To determine what the LED is indicating refer to the guide that is provided on the back of
4. acceptable provided the unit is charged on a calibrated system 3 Install 2 new AA batteries in the OPC Ensure the battery compartment door is secure Push the button the OPC once to the ON Mode The OPC Green LED will produce series of flashes and the audible alarm will sound If LED continues to flash rapidly after the initial series refer to Troubleshooting pg 50 gt Verify PHODS cylinder pocket is secured to the Survival Vest properly Verify OPC M1 pocket is secured to the Survival Vest properly Install the PHODS Cylinder and Regulator into the Cylinder pocket and secure with the fasteners Install the OPC 1 into the OPC pocket Ensure the hook and loop closure is securely fastened Route the 30 OPC Hose through MOLLE straps over the shoulder and connect the 90 connector into the Q D connector on the Regulator Ensure the Q D connector clicks into place 10 Route the OPC Outlet hose through the MOLLE straps from the upper chest to the OPC Pocket 11 Verify the MOLLE attachment on the Q D Fitting is attached to the Survival Vest and the Blue Tip of the hose has sufficient length to be pushed into the OPC 12 Push the OPC Outlet hose into the 6mm connector on the OPC 13 Select Helmet mounted delivery method Check Helmet Nasal Cannula 1 Ensure the Nasal is mounted in helmet securely and it has 90 connector the rear facing outward 2 Ensure the
5. OPC Back Battery Cover Installed NOTE Batteries fit tightly handle with See Figs 27 29 2 Removing the Batteries Remove the battery door by pressing down gently the battery cover flange slide Figure 28 OPC Back the door out and away from the unit Ensure the ribbon is Battery Cover Removed positioned under the batteries towards the right side the ribbon is used to facilitate battery removal Pull up on the ribbon and remove the bottom battery from the right and then remove the second battery Replace the battery door by sliding the door in until it snaps in place Take care when removing and replacing the batteries as to not damage the batteries and or connectors See Figs 27 29 Figure 29 OPC Batteries Removed 18 PHODS User s Manual eS EAE CONTROL SWITCH SETTINGS AND MODES OF OPERATION The OPC 1 unit is controlled by two push button control switches Specific settings are shown in Figs 31 34 For assistance in selecting the proper operational Mode refer to Figure 35 Control Switch Settings The OPC 1 has three main modes of user controlled operation Oxygen Pulse Controller 1 OFF OPC non operational and powered down OPERATION MODES 2 ON Fully Automatic pre set delivery beginning between 8 000 500 ft to 10 000 ft Nasal Cannula only Unit is OFF 3 R M Reserve Manual Maximum flow pulse upon inhalation
6. oxygen flow providing pulses of oxygen appropriate for an individual using a cannula when the unit is between 8 000 500 ft PA to 10 000 ft PA It will continue to pulse oxygen until the unit returns below 8 500 ft In this mode the OPC M1 may not provide a pulse with every inhalation based on your inhalation rate this is part of normal operation The OPC M1 at power up will allow up to 20 BPM As the user breathes faster the unit will compensate and allow up to 45 BPM See Fig 32 e Flow start between 8 000 500 ft to 10 000 ft 2 e Use with Cannula e Altitude Compensating Yes Figure 32 NOTE The OPC ON mode is designed to provide the amount of oxygen needed an average size healthy person using a cannula at the given altitudes your needs may be different R M RESERVE MANUAL R M for Reserve or Manual mode provides the maximum oxygen flow regardless of altitude In this mode the OPC M1 may not provide a pulse with every inhalation based on your inhalation rate this is part of normal operation The R M Mode will not be used above 16 000 ft See Fig 33 e Flow start All altitudes e Use with Cannula or face mask e Maximum Altitude of 16 000 ft Altitude compensating No Figure 33 e Reduced system duration when used F20 MODE PHODS MASK The F20 mode is called the PHODS mask setting It supplements the standard oxygen flow by adding to the OPC
7. Nasal Cannula has a removable Nose Piece installed 3 Push the open end of the Coiled Hose into the 90 fitting until it stops 4 Don the Helmet and push the Q D fitting on the Coiled hose into the Q D fitting attached to the Survival Vest 5 Position the Nasal Cannula into the nose and inhale while observing the OPC in the R M position The Green LED should flash once indicating a properly functioning unit 6 To Simulate the Flow fault alarm Disconnect the Q D 90 connector from the regulator and inhale The Green LED should produce a constant flashing for 2 seconds This indicates a flow fault Reconnect Q D 90 connector 7 The system is verified functional 8 Remove the Nasal Cannula from the nose disconnect the Coiled Hose Q D by pushing the Vest Fitting Q D lever in remove the helmet Change the mode on the OPC by pushing the button once to the ON Mode The unit is ready for use When not breathing on the device the LED with will flash 4 times indicating no breaths have been taken in 30 seconds 24 PHODS User s Manual iD __ Check Helmet PHODS Mask Ensure the Nasal Cannula is removed from the helmet Ensure there is a red plug in the other unused 90 fitting on the exhalation side of the mask Push the open end of the Coiled Hose into the 90 fitting on the inhalation side of the mask until it stops Push the Q D fitting on the Coiled hose into the Q D fitting attached to the
8. ON at any altitude Do Not use this setting above 16 000 ft Active at and above 10 000 pressure altitudes 4 F20 Automatic at all altitudes Face mask or Nasal Cannula This is the suggested setting for high workload environments Figure 35 for specific altitude restrictions 5 proceeding review the information on the front panel of the unit which provides easy reference to Se eae ee various operational modes See Fig 30 Carnulas Face Masks and Regulators are used Serial Number 123456 OD in the USA Patent 6 220244 To turn the OPC from the OFF position press the I Figure 30 button once The display will change to mode This will power up the unit and make it operational for normal use Press the l button once more and the unit will change to R M mode Press the button again and the unit will change to 220 mode To return the to a previous mode press the button Continue to press the to return the unit to the OFF position See Figs 31 34 OFF Mode To return to the OFF Mode from any operational mode push the button repeatedly until OFF is displayed 1 Push Button Push Button Figure 31 Switch set in the OFF setting In this setting the OPC 1 will immediately start the standard
9. Survival Vest Don the Helmet and attach the PHODS Mask to the helmet Ensure correct fit Inhale while observing the OPC in the F20 position The Green LED should flash once indicating a properly functioning unit gt YS 7 The system is verified functional 8 Remove the Mask from one side of the helmet disconnect the Coiled Hose Q D by pushing the Vest Fitting Q D lever in remove the helmet the unit is ready for use When not breathing on the device the LED with will flash 4 times indicating no breaths have been taken in 30 seconds MANUFACTURERS RECOMMENDED PHODS POST FLIGHT CHECKLIST Check 1 Turn off the OPC by pressing the button to the OFF Mode 2 Shut the Cylinder valve off 3 Disconnect the Coiled hose from the Vest Q D connector by pushing the lever in until the Hose Q D releases 4 Remove the Coiled Hose from the PHODS Mask or Nasal Cannula by pushing the Black ring on the fitting and pulling the Hose out 5 Remove the OPC Outlet Hose from the OPC by pushing the Black ring on the fitting and pulling the Hose out Disconnect the MOLLE Strap from the Survival Vest and remove the OPC Outlet hose Disconnect the OPC Inlet hose from the Regulator pushing the lever in until the Hose Q D releases Remove the OPC from pocket after unthreading the OPC inlet hose from the Survival Vest 9 Unsnap the retaining straps and remove the Regulator and Cylinder from the pocket 10 D
10. audible alarm will sound verifies the batteries and circuits are working Figure 38 is a cut out for the pilot s knee board REGULATOR AND CYLINDER CHANGE OUT 1 To change out an empty or non operational Regulator and Cylinder 2 Shut the Regulator supply valve off the cylinder in use 3 Disconnect the Q D fitting on the Regulator by depressing the lever until the 90 Q D fitting releases Unsnap the cylinder retaining straps and remove the Regulator and Cylinder from the Pocket Obtain a full cylinder from the Qualified Technician or from the Mission kit while in flight 6 Turn on the new cylinder and verify that it is full with the gauge in the green Turn off the cylinder valve 7 Install the new cylinder in the pocket an attach the straps if possible 8 Push the 90 Q D fitting into the Q D fitting on the regulator 9 Turn on the cylinder supply valve 10 Check the OPC for flow and proper operation 26 PHODS User s Manual TABLE 1 TROUBLESHOOTING General Checks WARNING If after consulting the Troubleshooting section of this manual the situation is not resolved immediately return the PHODS system to a qualified technician for inspection or contact an Aqua Lung Technical Advisor NOTE Due to the small size of the dial gauge the working pressure of 2100 psi amp its 5 gauge accuracy it is possible that the needle will only go just to the green or next to it This is acceptable provided the
11. connector collar 1 while you pull gently on the tubing to remove it 2 See Fig 15 gt 5 2 p NASAL CANNULA MOUNTING If the Nasal Cannula is not mounted in the helmet it must be mounted prior to use of the Helmet 1 Shown is the Nasal Cannula Mounting Clip for the HGU 56 P Helmet installed on the inside right dome of the helmet See Fig 16 4 i T mag D 4 i 27 _ 1 1 2 This is the Mounting Clip and the Nasal Cannula interface To mount the Nasal Cannula align the interface of the Nasal Cannula and the Clip with the nose piece to the front and press tightly until it snaps into place See Fig 17 3 After mounting the Nasal Cannula ensure the 90 fitting is pointing down and out of the rear of the helmet See Fig 18 4 The Nasal Cannula must be removed to use the optional PHODS Mask remove Nasal Figure 18 Cannula grasp the Nasal Cannula firmly on one side of the clip and pull down firmly AQUAGYLUNG 5 Prior to donning the Flight Helmet connect the open of the coiled hose to the Nasal Cannula in the Helmet or optional PHODS Mask if not already done Push the hose into the Cannula fitting until it stops Use only the supplied PHODS Cannula as other cannula may not work properl
12. inhalation valve to ensure proper dilution of the oxygen with the ambient air in the mask cavity WARNING Disinfect the PHODS Mask or Nasal Cannula amp Nose Piece after each use to avoid bacteriological contamination and for cleanliness Cleaning can be accomplished with isopropyl alcohol Ip 2211 inj nl i Plug We Figure 39 Inlet port Figure 40 28 PHODS User s Manual ii SPECIFICATIONS Maximum respiration rate The OPC M1 at power up will allow up to 20 BPM As the user breathes faster the unit will compensate and allow up to 45 BPM Apnea time out Approximately 30 seconds Apnea alarm will flash a Green LED in the ON mode if your actual pressure altitude is below the 10 000 ft altitude setting and or you are not breathing normally through the cannula or mask Operating inlet pressures 15 25 psi At higher inlet pressures the valve may open to relieve the pressure and the unit will not operate correctly Battery type 2 Standard AA alkaline DURACELL type 1500 or equivalent Operating Voltage 3 VDC Low Voltage Warning 4 8 hours remaining 1 flash of the Green LED every 2 seconds Replace batteries as soon as practical Extreme Low Voltage Warning 1 2 hours remaining 2 flashes of Green LED every 2 seconds Batteries must be replaced as soon as possible Dead Battery OPC M1 Stops delivering oxygen Batteries must be repl
13. suitable for any type of medical operations This device is not suitable for SCBA Self Contained Breathing Apparatus or SCUBA Self Contained Underwater Breathing Apparatus operations WARNING When operating the PHODS around high power emitters such as friendly or threat systems PHODS may stop providing oxygen may start pumping oxygen when expected or required If the unit is not operational turning the OPC M1 power OFF then ON will be required An operational check must therefore be performed immediately prior to use at high altitudes WARNING Before using the PHODS it is important to receive hypoxia awareness and A aeromedical training Use of the PHODS without proper training is dangerous and can result in serious injury or death WARNING DO NOT apply any type of petroleum based lubricant or grease to any part of the PHODS Hydrocarbon contamination including petroleum based lubricants can cause spontaneous combustion when exposed to compressed oxygen WARNING It is important to fill the PHODS cylinder only with Oxygen 90 pure or greater If filling the PHODS from any other source than a Mobile Oxygen Cylinder Recharge Station ensure that the moisture content does not exceed 0 005 milligrams of water vapor per liter of gas at 760 millimeters of mercury mmHg at a temperature of 70 F 21 1 C Excess water vapor in the breathing gas can cause ice to form inside the PHODS and interfere with the operation
14. the OPC unit The following alarm information is provided See Fig 36 AQUAGYLUNG FLOW FAULT ALARM Coinciding with your inhalation the OPC M1 will produce a two second flashing Green LED to indicate that the oxygen flow from the cylinder has stopped This typically means that 1 The oxygen supply is depleted 2 The supply line has been pinched closed 3 The supply line is plugged up or disconnected 4 The valve has failed to open APNEA ALARM After 30 seconds of undetected breathing the OPC M1 will produce a visible Green LED 4 flashes Apnea alarm every four seconds until breathing resumes This typically occurs for the following reasons 1 The user has quit breathing for 30 seconds 2 The cannula face mask is improperly worn 3 The outlet tube from the OPC 1 to the mask or cannula has become disconnected 4 The outlet tubing has become pinched or is plugged off LOW BATTERY The OPC M1 will operate for approximately 100 hours with a fresh set of alkaline batteries under normal operation The OPC M1 provides 3 levels of low battery warning 1 First warning will occur when the battery level reaches approximately 4 8 hours remaining and will appear as a single flash of the Green LED every 2 seconds The unit will continue to operate properly for about 4 8 hours at 70 F 25 C after the indicator starts to flash Replace batteries as soon as practical 2 Second warning occurs approximately 1 2 hours rem
15. the right front of the Survival Vest using the MOLLE system straps See Figs 11 amp 12 12 PHODS User s Manual 4 Ensure the PHODS cylinder pocket is installed on right kidney area of the Survival Vest using the MOLLE system straps NOTE If wearing the HGU 56 P Helmet the OPC should be worn on right front chest cylinder should be worn on right kidney If wearing the IHADSS Helmet the OPC should be worn on the left front chest cylinder should be worn on left kidney WARNING The OPC 1 LED 15 Night Vision Goggle NVG compatible and therefore difficult to see through the NVG The LED should be viewed with the unaided eye The OPC M1 should be mounted on the Survival Vest in a location that will allow direct viewing of the LED indicator light The LED should be periodically checked to ensure proper operation during flight at altitudes requiring supplemental oxygen 5 Turn the Regulator Valve Handwheel counterclockwise to open the valve position Verify there is no red showing in the Valve Handwheel window See Figs 8 amp 9 Figure 8 Figure 9 6 Verify your PHODS cylinder is fully charged Gauge is reading GREEN See Fig 10 RED C NOTE Due to the small size of the dial gauge the working pressure of 2100 psi amp its 5 gauge accuracy it is possible that the needle will only go just to the green or next to it This is acceptable provided the unit is charged on a ca
16. unit is charged on a calibrated system 1 Verify sufficient Oxygen is in the PHODS cylinder 2 any of the following conditions exist descend to safer altitude as soon as possible The OPC 1 unit emits no audible alarm or start up oxygen pulse when turned 1 Check batteries to make certain they are fresh 2 Check oxygen cylinder valve is on 3 Check oxygen supply tube for proper connection 4 Check oxygen supply tube for obstructions 5 Check OPC M1 outlet tubing for obstructions Audible alarm on start up is heard but no start up oxygen pulse delivered 1 Check oxygen cylinder valve is on 2 Check oxygen supply tube for proper connection 3 Check oxygen supply tube for obstructions 4 Check OPC M1 outlet tubing for obstructions When using the face mask no oxygen pulse on inhalation 1 Make sure the face mask is sealed against the skin 2 Check for obstructions on the OPC 1 outlet tubing 3 At altitude to allow breathing make certain you are in 220 mode Oxygen pulses are delivered but the Green LED indicates no flow condition 1 Check the batteries to make certain they are fresh 2 Check for obstructions in the Nasal Cannula Face Mask and tubing The OPC M1 does not trigger at higher altitudes 1 Turn the OPC to the OFF Mode then return to the previous mode 2 Try a different mode 3 Descend to a lower safer altitude WARNING Do not increase or decrease the length of the Nasa
17. 16 INSERTING AND REMOVING 17 CONTROL SWITCH SETTINGS AND MODES OF 18 Control Switch 18 MODES SELECTION 18 18 acest sro re tees se persis __ ______ gt 19 R M Reserve Manual sucicesnrsvainecatugrdsaxawicestucnanedtdeteteasbereseundeeeeanwensesacreesunnnteusveviesesnneeuiiees 19 F20 Mode PHODS EREE 19 Oxygen Delivery 20 OTHER OPC FUNCTIONS 20 Display 20 Row Faak PAI 21 _ ___6 _6__8 _ _6_6__ _6_________6_ 21 BATIN __ __ _ __ _________ _ _ _ _ 6_ 22 Ala 21 22 STORING THE 22 AND MAINTENANCE 22 4 PHODS User s Manual ________ _______ MANUFACTURERS RECOMMENDED PHODS
18. M1 is guaranteed to start operation at and over 10 000 ft PA NOTE the OPC is not going to be used for 30 days more remove the batteries When using the OPC for the first time after storage replace the batteries to ensure proper operation A fresh set of batteries should be part of your pre flight inventory 8 PHODS User s Manual _ iE NOTE NOT store the OPC connected to the cylinder while the inlet is under pressure If the lines are disconnected the ends must be covered to prevent the entry of debris dust or dirt into clean hoses NOTE Before proceeding review the information on the back panel of the unit which provides an easy reference for the various operation modes See 16 NOTE The OPC ON mode is designed to provide the amount of oxygen needed by an average size healthy person using a cannula at the given altitudes your needs may be different NOTE Batteries fit tightly handle with care See Fig 27 29 NOTE If wearing the HGU 56 P Helmet the OPC should be worn on right front chest cylinder should be worn on right kidney If wearing IHADSS Helmet the OPC should be worn on the left front chest cylinder should be worn on left kidney NOTE The unit should not be stored with oxygen in the cylinder Instead store with oxygen compatible air or dry nitrogen When put back into service be sure to
19. aced IMMEDIATELY Battery Life 100 Hours 25 C operating assuming fresh alkaline batteries under normal conditions Storage The OPC M1 will not draw any current during storage while in the OFF setting Physical characteristics MH OPC unit Width 3 15 8 0 cm Height 5 25 13 2 cm enclosure and ports Depth 93 2 23 cm Weight 8 2 oz 0 233 kg with batteries PHODS Regulator and Cylinder Pressure Rating 2100 psi 145 bar 1 7 Cu Ft 48 36 Liters Floodable Volume 20 4 Cu In 334 liters Height 12 00 30 48 Cylinder 9 25 23 5 8 2 75 6 99 Diameter 2 00 5 08 cm Weight Empty 2 47 lbs 1 12 kg Full approx 2 5 16 1 13 kg Testing and characterization was done under normal operating conditions i e 77 F 25 C and responding to a respiration rate of about 15 breaths per minute Specifications are subject to change without notice 29 AQUAGYLUNG PHODS SCHEMATIC SEQ PART QTY DESCRIPTION PHODS Portable Helicopter Oxygen Delivery System Agua 2340 Cousteau Court Vista 92081 Phone 760 597 5000 Fax 760 597 4900 www aqualung com military 2009 Aqua Lung International P N 102999 Rev 01 09
20. aining The Green LED will double flash every 2 seconds Batteries must be replaced as soon as possible 3 Within the last approximate 1 hour of battery life remaining the oxygen flow will stop and batteries must be replaced IMMEDIATELY A FLASHING GREEN LED INDICATES A FLOW FAULT OR FAILING BATTERY Flashing Green Indicates oxygen flow fault Green Flashes 4 Times Indicates breathing not detected within last 30 seconds LOW BATTERY WARNING LED Flashes Every 2 Seconds Battery 15 low LED Double Flashes Every 2 Seconds Batteries are failing Replace batteries immediately Figure 36 22 PHODS User s Manual ES _ asd ALARM INFORMATION When setting the unit to ON mode the user should wear the cannula Otherwise even when below the 10 000 feet threshold the Apnea alarm 15 and will detect that no one is breathing causing the alarm to activate with the flashing Green LED The unit is calibrated for up to 45 BPM Breaths per Minute in all active switch positions BATTERY CHECK The OPC M1 provides a battery and system check when the unit is first turned on The Green LED will flash multiple times and the audible alarm will sound STORING THE OPC M1 When not being used the OPC M1 unit oxygen hoses Nasal cannula s etc should be disconnected from the oxygen supply and stored in a secure manner to ensure that dirt and debris do not enter the inlet and outlet tubes The supplied Storm Case is rec
21. an efficient and effective use of a limited 02 quantity DO COVER Green LED indicator for User 2 Uses a flexible helmet mounted boom 3 Can be mounted to both the HGU 56P and the Apache Integrated Helmet And Display Sight System IHADSS helmets 4 Can be easily removed from helmet mount while in flight 5 Uses easy replaced maintained soft rubber nasal inserts that can be trimmed to fit individual passages Figure 6 Nasal Cannula SYSTEM SET UP To conserve the limited oxygen supply of the PHODS it is required that you perform a preflight inspection of the system as follows prior to donning the Survival Vest WARNING The OPC 1 LED 15 Night Vision Goggle NVG compatible and therefore difficult to see through the NVG The LED should be viewed with the unaided eye The OPC M1 should be mounted on the Survival Vest in a location that will allow direct viewing of the LED indicator light The LED should be periodically checked to ensure proper operation during flight at altitudes requiring supplemental oxygen WARNING Crew members are required to periodically check the amount of oxygen A remaining in their PHODS cylinder WARNING PHODS oxygen cylinder may burst from impact of small arms fire resulting in overpressure shock shrapnel injury and or flash fire WARNING The OPC 1 does not provide an indicat
22. cteriological contamination and for cleanliness Cleaning can be accomplished with isopropyl alcohol WARNING Oxygen should be delivered to the inlet port on the side of the mask inhalation valve to ensure proper dilution of the oxygen with the ambient air in the mask cavity WARNING DO NOT increase or decrease the length of the Nasal Cannula or the coiled hose The removable Nose Piece may be trimmed for comfort WARNING If after consulting the Troubleshooting section of this manual the situation is not resolved immediately return the PHODS system to a qualified technician for inspection CAUTION When donning flight equipment ensure all PHODS straps and hoses properly secured to the Survival Vest to prevent snagging during egress CAUTION NOT apply any type of aerosol spray to the PHODS Doing so may cause permanent damage to certain plastic components including the delivery tubing CAUTION PHODS operation has not been verified below 25 F and performance may be degraded at lower temperatures CAUTION DO NOT pull on the tubing without pushing in the collar it will damage the connector CAUTION DO NOT pinch the outlet hose when inserting it into the Out connector NOTE The OPC unit is programmed to start operation once it senses a pressure altitude of 8 000 500 ft PA Due to the differences in barometric pressures and other factors where the unit may be operating the OPC
23. er is a Department of Transportation DOT certified steel cylinder that is placed in a pocket made from fire resistant material that is attached to the crew member s Survival Vest Oxygen is delivered from cylinder a regulator to the OPC 1 unit powered by 2 AA batteries The OPC 1 automatically provides a predetermined amount of oxygen when it senses a pressure differential caused by the user s breathing and contains an internal barometer that detects changes in altitude When the system is turned on it will become active at 8 000 500 feet ft pressure altitude PA and will start to deliver measured quantities of oxygen to the crew member from 8 000 ft PA to 10 000 ft PA The OPC M1 will continue to deliver oxygen until the aircraft altitude drops below 8 000 500 ft PA where the unit will de activate APHODS mask may be used in lieu of the nasal cannula when operational and individual physiology conditions dictate However the mask is not recommended for routine high altitude operations since this configuration will consume the limited quantity of oxygen provided by the basic PHODS at an increased rate PHODS has been tested and approved for use on US Army Chinook CH 47 Blackhawk UH 60 and Apache AH 64 pending approval aircraft C amp NOTE The unit is programmed to start operation once it senses a pressure altitude of 8 000 500 ft PA Due to the differences in barometric pressures and other factors where t
24. he unit may be operating the OPC 1 15 guaranteed to start operation at and over 10 000 ft PA Figure 1 10 PHODS User s Manual ______ tts Regulator and Oxygen Cylinder Figs 2 4 Figure 2 Figure 3 ON Off Valve ON Off Q D Output 1 Piston regulator with integral Fill Port and Dial Gauge Dial Gauge Indicator 2 Regulated fixed output 15 25 psi with on off Fill Port valve Quick Disconnect Q D connector for rapid cylinder change out while in flight 3 Installed Safety Plug for emergency overpressure relief 4 Military black with minimal chrome parts 9 Safety Disc 5 Green 1 7 cubic ft cylinder 1 7 CF Green Oxygen Pulse Controller 1 Fig 5 Cylinder amp Regulator 1 Easy to use two button ON OFF control switch small size and light weight 2 Preset to supply oxygen 3 Automatically adjusts oxygen flow with altitude 4 Provides reduced oxygen consumption through more efficient oxygen delivery 5 Push button control switch allows multiple Figure 5 Fixed Hose Oxygen inlet oxygen delivery schedules based on 6 mm Larger outlet connects workload and altitude challenges 9 Power On Off and Control fo cannula or face mask 6 Green LED indicates oxygen flow alarm battery status and informs user of kinked pinched or disconnected lines obstructed cannula or mask Nasal Cannula Fig 6 1 Delivery of oxygen via nasal cannula is
25. ion of remaining battery life Ensure new batteries in the PHODS during Pre flight WARNING Failure to breathe properly through the nose while using the cannula may result in oxygen deprivation CAUTION When donning the flight equipment ensure all PHODS straps and hoses are properly secured to the Survival Vest to prevent snagging during egress CAUTION PHODS operation has not been verified below 25 F and performance may be degraded at lower temperatures NOTE While the regulator dial gauge indicates a full cylinder on the ground the colder temperatures at higher altitudes will reduce the pressure in the cylinders This is normal At higher altitudes Aircrew members must check the cylinder pressure in the user worn cylinders more often 1 To verify that your PHODS cylinder is fully charged ensure that the gauge is reading in the GREEN zone 2 100 psi See Fig 7 C NOTE Due to the small size of the dial gauge the working pressure of 2100 psi amp its 5 gauge accuracy it is possible that the needle will only go just to the green or next to it This is acceptable provided the unit is charged on a calibrated system PSI AQUA LUNG OXYGEN 2 Open the battery cover on the back of the OPC M1 ensure the 2AA batteries are installed correctly and replace the battery cover Figure 7 NOTE Batteries fit tightly handle with care See Fig 27 29 3 Ensure the OPC pocket is installed on
26. isinfect the Mask or Nasal Cannula amp Nose Piece with Isopropyl Alcohol wipe Let Air 11 Remove batteries from OPC and return all components to the proper position in the PHODS case 12 any discrepancies to the Qualified Technician upon return AQUAGYLUNG PHODS Checklist Insert DISPLAY AND ALARM INFORMATION Normal Operation Green LED single flash per breath during inhalation When you set the unit to ON mode you must wear your cannula or face mask Even though you are below the 10 000 feet threshold the Apnea alarm is ON and will detect that no one is breathing causing the alarm to activate with the flashing Green LED The unit is calibrated for up to 45 BPM Breaths per Minute in all active switch positions FLOW FAULT ALARM Coinciding with your inhalation the OPC M1 will produce a two second flashing Green LED to indicate that the oxygen flow from the regulator has stopped APNEA ALARM Green LED 4 flashes every four seconds to indicate that breathing has not been detected within the past 30 seconds and will continue to flash until breathing is resumed LOW BATTERY The OPC M1 provides 3 levels of low battery warning 1 The first warning Green LED will single flash of every 2 seconds 2 The second warning Green LED will double flash every 2 seconds 3 The third warning 1 hour the oxygen flow will stop BATTERY CHECK When OPC M1 is turned on Green LED will flash rapidly and an
27. l Cannula or the coiled hose The removable Nose Piece may be trimmed for comfort OPTIONAL PHODS MASK The Oxygen mask design includes the mounting brackets necessary to connect the mask to the HGU 56 P helmet with or without the Maxillofacial Shield installed It may be used with the optional Snap adapters to connect the mask to the HGU 84 P helmet without the Maxillofacial Shield installed This provides versatility to air crew members allowing them to customize the system according to mission demands The system remains stable throughout the flight performance envelope of helicopters is easy to don and has quick disconnect features The mask assembly s quick release Snaps and adjustable fasteners allow three unique configurations wherein the Maxillofacial Shield and oxygen mask can be used independently or together for maximum protection The mask includes an integrated M 169A AIC dynamic 5 ohm microphone to aid communications Use of a mask will supply an adequate oxygen mixture to users who are under mental or physical stress and who as a result will breathe through their mouths instead of their noses Oxygen enters from the OPC Regulator hose and travels through 90 degree oxygen inlet port of the Mask to allow the oxygen to enter the mask cavity Exhaled gasses exit the mask through the exhalation valve See Figs 39 amp 40 WARNING Oxygen should be delivered to the inlet port on the side of the mask
28. librated system PSI x 1000 Aqua LUNG Figure 10 7 Open the battery cover the back of the M1 unit ensure the 2AA batteries are installed correctly and replace the battery cover NOTE Batteries fit tightly handle with care See Figs 27 29 AQUAGJLUNG 13 8 Install the PHODS cylinder in the Survival Vest Cylinder Pocket 9 Install the OPC into the OPC pocket Route the 30 oxygen Input Hose from the OPC over the shoulder and insert the 90 degree Q D connector on the regulator until it clicks into place Ensure the Input Hose is secure on the shoulder It will be routed under the MOLLE straps on the Survival Vest See Figs 11 amp 12 Figure 11 Figure 12 10 Prior to inserting the oxygen output end blue tipped of the OPC Outlet Hose into the 6mm Out connector on the OPC M1 route the hose under the MOLLE straps on the Survival Vest prior to connecting to the OPC Push the Blue Tipped Outlet Hose into the 6mm Outlet connector on the OPC until it stops Attach the Q D fitting of the Outlet Hose using the MOLLE strap to the Survival Vest Attach the input hose to the Hook and Loop fastener See Figs 13 amp 14 Figure 14 CAUTION DO NOT pinch outlet hose when inserting it into the connector 14 PHODS User s Manual __ EE REMOVING THE TUBING To remove the tubing push in slightly on the tubing then push in the
29. of the system at colder temperatures WARNING Do not attempt to loosen or remove the regulator Q D connector or safety burst plug on regulator under any circumstances This should only be done by qualified technician A WARNING The OPC M1 LED is Night Vision Goggle NVG compatible and therefore difficult to see through the NVG The LED should be viewed with the unaided eye The OPC M1 should be mounted on the Survival Vest in a location that will allow direct viewing of the LED indicator light The LED should be periodically checked to ensure proper operation during flight at altitudes requiring supplemental oxygen WARNING Crew members are required to periodically check the amount of oxygen A remaining in their PHODS cylinder A WARNING PHODS oxygen cylinder may burst from impact of small arms fire resulting in overpressure shock shrapnel injury and or flash fire WARNING The OPC 1 does not provide an indication of remaining battery life Ensure new batteries are installed in the PHODS during Pre flight WARNING Failure to breathe properly through the nose while using the cannula may result in oxygen deprivation WARNING DO NOT modify or alter the length of any hoses or tubing This should only be done by a qualified technician using original manufacturer hose assemblies A WARNING Disinfect the PHODS Mask or Nasal Cannula amp Nose Piece after each use to avoid ba
30. ommended See Fig 37 or zip top plastic bags are good alternative storage containers NOTE the OPC is not going to be used for 30 days or more remove the batteries When using the OPC for the first time after storage replace the batteries to ensure proper operation A fresh set of batteries should be part of your pre flight inventory NOTE The unit should not be stored with oxygen in the cylinder Instead store with oxygen compatible air or dry nitrogen When put back into service be sure to purge the cylinder and regulator prior to filling with oxygen for use CARE amp MAINTENANCE The PHODS system should be returned to its protective case when not in use See Fig 37 is important to provide the proper preventative maintenance in order to ensure the best possible performance and reliability of the PHODS OBTAIN FACTORY PRESCRIBED SERVICE BY A QUALIFIED TECHNICIAN FOR YOUR PHODS AT LEAST ANNUALLY YOUR PERSONAL SAFETY AND THE MECHANICAL INTEGRITY OF YOUR PHODS DEPENDS ON IT Figure 37 23 MANUFACTURERS RECOMMENDED PHODS PRE FLIGHT CHECKLIST Check 1 Verify all PHODS components are present 2 Verify PHODS Valve is open and the regulator gauge is in the green NOTE Due to the small size of the dial gauge the working pressure of 2100 psi amp its 5 gauge accuracy it is possible that the needle will only go just to the green or next to it This 15
31. purge the cylinder and regulator prior to filling with oxygen for use NOTE Factory prescribed service for the PHODS must only be performed by a qualified technician NOTE Due to the small size of the dial gauge the working pressure of 2100 psi amp its 5 gauge accuracy it is possible that the needle will only go just to the green or next to it This 15 acceptable provided the unit is charged on a calibrated system NOTE While the regulator dial gauge indicates a full cylinder on the ground the colder temperatures at higher altitudes will reduce the pressure in the cylinders This is normal At higher altitudes Aircrew members must check the cylinder pressure in the user worn cylinders more often If you have any questions not understand the information in these Warnings Cautions and Notes please contact an Aqua Lung America Technical Advisor before proceeding SYSTEM DESCRIPTION BASIC PHODS SYSTEM Fig 1 The Portable Helicopter Oxygen Delivery System PHODS is a man mounted oxygen delivery system that can be attached directly to a crew member s Survival Vest and helmet to support flight and ground missions at high altitudes The 3 main components of the basic system are 1 a regulator and oxygen cylinder 2 an automatic oxygen pulse controller OPC M1 with inlet and outlet hoses 3 a flexible nasal cannula with a Q D coiled hose assembly The oxygen cylind
32. rom the misuse of this device or equipment This includes any use of this device or equipment outside the scope of common sense the Instruction Manual inserts and other related documentation Portions of this manual are excerpts from the MH OPC Instruction Manual used by permission of Mountain High Equipment amp Supply Company Redmond OR WARNINGS CAUTIONS AND NOTES Pay special attention to information provided in warnings cautions and notes which are accompanied by these symbols A WARNING indicates a procedure or situation that may result in serious injury or death to the user A CAUTION indicates any situation or technique that will result in potential damage to the product NOTE used to emphasize important points tips and reminders AQUAGYLUNG CONTENTS CHANGE RECORD ET 5 6 General Precautions amp 6 DESCRIP 8 8 9 Oxygen Pulse Controller OP G21 9 21526 erste teste sige E 9 SYSTEM SETUP 11 14 14 IHADSS Camnula Mounting
33. y with the OPC See Fig 19 6 After the Flight Helmet is donned connect the coiled hose Q D to the OPC outlet hose Q D attached to the Survival Vest Push in until the Q D connector clicks into place See Fig 20 7 The unit 15 installed and ready for operation 8 OPC M1 Nasal Cannula Regulator connection Regulator and Cylinder See Figs 21 amp 22 Figure 21 A Figure 22 16 PHODS User s Manual IHADSS CANNUAL MOUNTING To install the IHADSS Clip loosen the helmet microphone knurled knob on the left side of the helmet Slip the IHADSS clip over the post behind the knob Retighten knob and adjust the clip cannula as needed See Figs 24 26 Figure 23 Figure 24 Figure 25 Figure 26 AQUAGYLUNG INSERTING AND REMOVING BATTERIES 1 Inserting the Batteries Remove the battery door by pressing down the battery cover flange slide the door out and away from the unit The OPC unit uses two 2 AA alkaline batteries Insert the batteries as shown on the label inside the battery compartment they will be a tight fit Ensure the ribbon is positioned under the batteries toward the right side the ribbon is used to facilitate battery removal Replace the battery door by sliding the door until it snaps in place Take care when removing and replacing the batteries as to not damage the batteries and or connectors See Figs 27 29 Figure 27
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