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Rev. 05/20

PHODS

Portable Helicopter Oxygen Delivery System

TECHNICAL MANUAL

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Summary of Contents for PHODS

Page 1: ...Rev 05 20 PHODS Portable Helicopter Oxygen Delivery System TECHNICAL MANUAL ...

Page 2: ...ntial damage to the product A NOTE is used to emphasize important points tips and reminders NOTICE OF NON LIABILITY Before the PHODS Portable Helicopter Oxygen Delivery System 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 a failure and lead to possible damag...

Page 3: ...E 12 OPC REASSEMBLY PROCEDURE 13 CANNULA DISASSEMBLY PROCEDURE 13 CANNULA REASSEMBLY PROCEDURE 13 OPC POWER UP TEST 14 OPC HOSE REPAIR 15 TABLE 1 TROUBLESHOOTING GUIDE FIRST STAGE 16 TABLE 2 TROUBLESHOOTING GUIDE OPC 17 TABLE 3 TORQUE SPECIFICATIONS 18 TABLE 4 TEST BENCH SPECIFICATIONS 18 TABLE 5 RECOMMENDED CLEANERS AND LUBRICANTS 18 TABLE 6 LIST OF TOOLS AND SERVICE KITS 19 PROCEDURE A OXYGEN CL...

Page 4: ...placement parts under any circumstances regardless of the amount of use the product has received since it was manufactured or last serviced 6 When reassembling it is important to follow every torque specification prescribed in this manual using a calibrated torque wrench Most parts are made of either marine brass or plastic and can be permanently damaged by excessive stress 7 Only use Christo Lube...

Page 5: ...tal pick or any other steel instrument except where instructed CAUTION Be careful not to damage the fill port with the wrench while removing the dial indicator CAUTION The release button on the CPC connector can be damaged if the wrench placement is not correct NOTE Before performing any disassembly refer to the exploded parts drawing which references all mandatory replacement parts These parts sh...

Page 6: ...e bonnet 13 Insert the pins of the adjustable spanner wrench into the two holes on top of the retainer cap 2 Unscrew the retainer cap from the first stage body 8 NOTE It is possible that some or all of these parts may have remained in the bonnet 12 Using your fingers peel the retainer cover 1 off the retainer cap 2 10 Remove o ring 17 from the bonnet 18 Check Bonnet 7 Unscrew the handwheel retaine...

Page 7: ... inspection of the cylinder 26 in accordance with local regulations Do not reuse a damaged or corroded cylinder Either replace the cylinder with a new one or have the cylinder oxygen cleaned serviced by an authorized repair facility CAUTION Ensure that the crowfoot is aligned with the wrench flats at the top of the first stage body 8 Do not position the crowfoot over the bonnet opening as this wil...

Page 8: ...nitrile gloves must be used for all internal assemblies 3 Thread the first stage body 8 into the cylinder 26 until hand tight Secure the cylinder in the vise jaw inserts Use a 1 3 16 crowfoot and torque wrench to apply 25 ft lb 33 9 Nm of torque to the first stage body CAUTION Ensure that the crowfoot is aligned with the wrench flats at the top of the first stage body 8 Do not position the crowfoo...

Page 9: ...the picture below O ring Back up ring 11 Using the squared end of the stem 12 screw the seat disc retainer 11 into the port on the first stage body 8 Leave the stem in the seat disc retainer Place the handwheel 21 over the stem and tighten the seat disc retainer until finger tight Remove the handwheel from the stem NOTE DO NOT apply any type of lubricant to the seat disc retainer prior to installa...

Page 10: ...oxygen compatible Teflon tape 13 Attach a 3 4 deep socket to a torque wrench and torque the bonnet 18 to a value of 90 in lb 10 2 Nm 14 Place the nylon washer 20 over the stem 12 so it sits on top of the bonnet 18 Face the round edge on the indicator ring 19 outward and thread the indicator ring onto the bonnet until it bottoms out 12 Install o ring 17 onto the bonnet 18 so that the o ring fits in...

Page 11: ... determine its possible cause If no leak is detected finish filling the cylinder and remove the fill adapter from the fill port 2 Insert the MP test gauge into the CPC connector Leave the bleed valve on the MP gauge slightly open Immersion Test 6 Close the handwheel and open the bleed valve on the MP gauge to depressurize the system Remove the MP gauge from the CPC connector Refill the cylinder to...

Page 12: ...ior to any maintenance or storage of the OPC Failure to do so may cause irreversible damage to the OPC CAUTION Ensure the 3mm hex socket is completely inserted into the center of the 6mm connector Failure to do this will result in damage to the 6mm connector 5 Remove o ring 34 from the 90 fitting at the end of the inlet hose 36 6 Remove the o ring 34 from the end of the coiled hose fitting 33 NOTE...

Page 13: ...he torque driver should be pre set to 17 in lb 1 9 Nm The torque driver setting can also be changed with the adjustmenttoolandinstructionsprovidedinthePHODStoolkit NOTE White connectors used for clarity Filter Spring O ring Hose Fitting OPC REASSEMBLY PROCEDURE CANNULA DISASSEMBLY PROCEDURE 1 Disconnect the cannula assembly 32 from the 6mm coiled hose 33 Inspect the cannula for damage or deteriora...

Page 14: ...hile breathing from the unit 5 Upon successful completion of the OPC Power Up Test turn the mode selector knob to the OFF position WARNING If the OPC fails the function test refer to Table 2 Troubleshooting Guide OPC section of this manual to determine its possible cause Providing PHODS has passed all testing and the cylinder has been filled to 2100 psi 145 BAR PHODS is ready for use 2 Turn the mo...

Page 15: ...into place NOTE The coiled hose has no outer jacket c Push the appropriate fitting into the hose until it stops d WorktheOetikerclampdowntowithin ofthefittingcollar e Using the provided Oetiker clamp pliers squeeze the protruding part of the clamp until it stops Grab the fitting and lightly pull on the hose to check the clamps are securely fastened f Inspect the hose assembly and ensure there are ...

Page 16: ...e HP seat 6 is worn or damaged 4 Replace HP seat 5 The HP crown seating surface in first stage body 8 is worn or damaged 5 Replace body Low MP 1 The spring 7 is weakened or damaged 1 Replace spring External Oxygen Leak 1 The piston head o ring 3 or shaft o ring 5 is worn or damaged 1 Replace o rings 2 The o ring grooves on the piston 4 are worn or damaged 2 Replace piston and o rings 3 The piston ...

Page 17: ... tube When using the facemask no oxygen pulse on inhalation 1 Facepiece not sealed against skin 1 Check to ensure facepiece is properly positioned and sealed against skin 2 Outlet hose 35 is not properly connected or obstructed 2 Check outlet tube for proper connection If obstructed clean or replace tube Oxygen pulses are delivered but the green LED indicates no flow condition 1 Depleted or low ba...

Page 18: ...rings Aqua Lung PN 820466 or Lubrication Technologies 310 Morton Street Jackson OH 45640 800 477 8704 Oakite 31 Acid bath for reusable stainless steel and brass parts Oakite Products Inc 50 Valley Road Berkeley Heights NJ 07922 White distilled vinegar Acid bath for reusable stainless steel and brass parts Household grade Oxygen compatible solution O2 Cleaning As per training Non ionic Liquid dishw...

Page 19: ... 1 4 F 3 8 M Adapter Adapt Torque Driver to 3 8 Crowfoot 9 43001 3 8 Socket Removal Installation of Safety Plug 10 103008 3mm Hex Socket Removal Installation of OPC 6mm Connector 39 103006 9 16 Deep Socket Removal Installation of Fill Port 29 103007 3 4 Deep Socket Removal Installation of Bonnet 39 FC38A 1 3 16 Crowfoot Removal Installation of First Stage Body 8 9 43628 7 8 Crowfoot Removal Instal...

Page 20: ...mask 90 Elbow Fitting 103013 Inspection Light Inspection of Cylinder 26 941586 Medium Blade Modified Screwdriver Removal Installation of Handwheel Retainer 24 944022 O ring Tool Set Brass 2 pcs O ring Removal Installation 10 102 400 O ring Tool SS Hook General Use 109437 Seat Extraction Tool Removal Installation of HP Seat 6 103014 Adjustment Tool Torque Driver Removal Installationof6mmConnector 3...

Page 21: ...tion of Facemask Exhalation Inhalation Valves 51 52 9 BA819008 Magnifier w Illumination Inspection of Crown sealing surface 820466 2 oz or 820467 16oz Christo Lube MCG 111 Lubrication of Parts 103049 Tool Retaining Ring for MFS Installation of 1 4 Turn Fastener Washer into MFS 102990 Service Kit Regulator PHODS Maintenance of PHODS regulator 102950 Service Kit OPC PHODS Maintenance of PHODS OPC TA...

Page 22: ...oxygen through a first stage All o rings should only lubricated with Christo Lube MCG 111 This is an oxygen compatible lubricant Dress the o rings with a very light film of grease and remove any visible excess by running the o ring between thumb and forefinger Avoid applying excessive amounts of Christo Lube MCG 111 as this will attract particulate matter that may cause damage to the o ring Cleani...

Page 23: ...On Off 23 108329 Washer Handwheel Top 24 108304 Retainer Handwheel Black 25 102917 Sticker O2C Cyl PHODS 26 102930 Cylinder Steel 27 820316P O ring 10 pk 28 820319P O ring 10 pk 29 102908 Fill Port w Cable PHODS O2C 30 102955 Indicator Dial 3000 psi O2 spare 102950 Service Kit OPC PHODS 31 102906 Nosepiece 1 pk 32 102980 Cannula Complete PHODS 33 102957 Hose Assy 6mm Coiled 34 820008 O ring 35 102...

Page 24: ...PHODS Portable Helicopter Oxygen Delivery System 2020 Aqua Lung 2340 Cousteau Court Vista CA 92081 Phone 760 597 5000 Fax 760 597 4900 www aqualungmilpro com ...

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