DIVEX 2 diver HP/LP control panel Operating And Maintenance Manual Download Page 1

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PP-OM-794 Rev1

OM338

OPERATING AND MAINTENANCE

MANUAL

for the

TWO DIVER, SURFACE CONTROL,

HP/LP AIR IN TRANSIT CASE,

HINGED LID

(Part No: PP033AA)

Summary of Contents for 2 diver HP/LP control panel

Page 1: ...PP OM 794 Rev1 OM338 OPERATING AND MAINTENANCE MANUAL for the TWO DIVER SURFACE CONTROL HP LP AIR IN TRANSIT CASE HINGED LID Part No PP033AA ...

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Page 3: ...TLE Two Diver Surface Control HP LP Air in Transit Case Hinged Lid REV DATE BY CHECK APP COMMENTS 0 11 October 2006 Christine Bain Original Issue 1 28 August 2012 Debbie Allan Simon Bryce Mark Stevens ECN 15335 2 3 4 5 6 7 ORIGINAL ISSUE DATE 11 October 2006 ORIGINAL DOCUMENT BY Christine Bain CHECKED BY APPROVED BY ...

Page 4: ...ii OM338 Approval Sheet PP OM 794 Rev1 Intentionally Blank ...

Page 5: ...TION 5 CHAPTER 4 INSTALLATION 7 CHAPTER 5 PRE DIVE CHECK 9 CHAPTER 6 OPERATION 11 CHAPTER 7 PNEUMO OPERATION 13 CHAPTER 8 CYLINDER CHANGE OVER 15 CHAPTER 9 AUXILIARY LOW PRESSURE INLET 17 CHAPTER 10 LOW H P WARNING 19 CHAPTER 11 MAINTENANCE 21 CHAPTER 12 MAINTENANCE SCHEDULE 6 MONTHLY 23 CHAPTER 13 APPENDICES 25 TABLE OF CONTENTS ...

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Page 7: ... will not be responsible for its use for any other purpose 1 5 The user must make him herself familiar with and observe national legal requirements concerning the safe use and maintenance of the equipment The manufacturers ensure that the equipment complies with such regulations on delivery but it remains the responsibility of the user to comply with the legal requirements in use 1 6 It is the res...

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Page 9: ...P 350 BAR maximum 5075 psi Hose Connections LP inlet 3 8 BSP male HP inlet 1 4 BSP male Diver supply 3 8 BSP male Pneumo 1 4 BSP male Overall External Dimensions Length 730mm 29 Width 610 mm 24 Height 380 mm 16 Weight approximately 40 kg 88lbs Pipework H P 8mm x 1mm stainless steel L P 10mm x 1mm stainless steel ...

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Page 11: ... contains four completely separate high pressure lines two for each diver Non return valves ensure that the air to one diver cannot be diverted to the other As a back up one L P inlet line is fitted which can supply either diver with air 3 3 Each diver s depth can be monitored using the pneumo gauges which measure the hydrostatic pressure in an open ended hose from the panel to each diver 3 4 The ...

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Page 13: ...urned fully anti clockwise 4 3 Connect the H P hose assembly to the high pressure air cylinders ensuring that the cylinder valves remain in the OFF position 4 4 Connect the diver s air line from the umbilical to the diver s L P outlet on the panel 4 5 Connect the diver s Pneumo hose from the umbilical to the panel pneumo connec tion 4 6 Connect the diver s end of the umbilical to the appropriate b...

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Page 15: ...ylinder 5 2 Turn on the H P inlet valve slowly 3 5 3 Read the H P inlet pressure 4 Ensure that there is adequate cylinder pressure 5 4 Use the H P L P regulator 1 to set the correct L P pressure for the diver s breath ing apparatus 5 5 Slowly open the 1 4 turn diver supply outlet valve 2 5 6 Confirm with the diver that an adequate air supply is being received at the mask hel met ...

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Page 17: ...scending the control panel operator may have to adjust the H P L P regulator 1 depending on the mask helmet configuration 6 3 Under conditions of very low ambient temperature or when using inadequately filtered wet air icing could occur within the H P L P regulator This could be indicated by fluctuating or falling low pressure as shown on the LP gauge 5 If any signs of icing are noticed diving sho...

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Page 19: ...e open diver end 7 3 When the air has bubbled out of the hose end close off the supply valve 6 and read the hydrostatic pressure shown as diver depth on the pneumo gauge 13 7 4 The depth must be checked periodically using the above method particularly if the diver is changing depth whilst working When his work is completed and the diver is returning to the surface the gauge will automatically read...

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Page 21: ... P gauge 4 8 2 Turn off the original air supply at the H P inlet valve 3 8 3 Purge the H P hose to the cylinder to be removed Disconnect the cylinder and replace it with a charged H P air cylinder 8 4 Slowly turn on the new air cylinder NOTE Items 3 and 7 are identical and serve the same purpose They are separately identified here only to illustrate the cylinder changing procedure ...

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Page 23: ...sure inlet This low pressure air supply must not exceed 15 Bar To use connect the supply hose to the L P inlet and direct the supply to the appropriate diver using one of the red handled auxiliary valves 8 NOTE It is not advisable to use the L P supply for both divers at once as the deeper diver could experience a shortage of gas ...

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Page 25: ...s set to operate when the H P supply pressure falls below 50 Bar When this occurs the pressure switch illuminates the warning LED 11 and the buzzer 12 sounds continuously The panel operator will establish which H P supply is low by finding the illuminated LED 11 The buzzer 12 may then be cancelled by switching the warning switch 10 Off while supply cylinders are changed over It is important that t...

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Page 27: ... Valve Refer to drawing U1011 These can be serviced in situ Remove rubber handle by releasing the retaining nut Unscrew the spindle nut and retract the spindle complete Remove and inspect the valve seat If it is undamaged refit If damaged renew Clean all items with a high quality industrial wiper Re assemble the valve fitting a new Teflon spindle seal O Ring and Copper Washer Lubricate with light ...

Page 28: ...kept open 11 8 Gauges These should be inspected on a regular basis to check for fluid loss Also ensure that the pointer returns to zero when the pressure is released The gauges should be calibrated in accordance with national regulations Damaged gauges should be replaced CAUTION When replacing any components ensure that the previously noted procedures regarding cleanliness sealants and re assembly...

Page 29: ... grease and re assemble 12 3 Check for free movement of 90 Diver Outlet Valves Pneumo Valves and L P Isolator Valve Section 11 for replacement 12 4 Test H P Regulator by pressurising the system until the safety relief valve blows at 300 PSI When reducing pressure turning valve anti clockwise listen for the release of air through the Spill Valve 12 5 Inspect all gauges for leakage of fluid and chec...

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Page 31: ...OM338 25 PP OM 794 Rev1 Chapter 13 CHAPTER 13 APPENDICES Drawing PP33004S1 Fit Out Schematic PP33110S1 Diver Air Panel Assembly U1011 H P Control Valve spare parts ...

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Page 33: ...E BALL 3 8 BSP FEMALE LG HANDLE PANEL MNT 2 11 DD360135 VALVE RISING STEM 1 4 NPTF SOFT SEAT WP 350BAR 4 12 VR208 VALVE RELIEF ATM DIST 20 0 BAR 1 4 NPT 2 13 FP202 TEE FEMALE PIPE 1 4 FNPT BRASS WP220BAR 2 14 DD310384 1 TUBE 10MM X 1 0 W T ST STEEL 1M SS 316 AS REQ 15 DD310389 1 TUBE 8MM X 1 0 W T ST STEEL 1M SS 316 AS REQ 16 DD400914 TEE EQUAL 10L 2 17 F28865 FILTER INLINE 1 4 FNPT SS WP344BAR NO...

Page 34: ...FORE PLATING UOS ALL DIMENSIONS SHOWN ARE IN MM UOS N A N A DIVEX OWNS THE COPYRIGHT OF THIS DOCUMENT AND ANY DESIGN RIGHT HEREIN IT IS SUPPLIED IN CONFIDENCE AND MUST NOT BE USED FOR ANY PURPOSE OTHER THAN THAT FOR WHICH IT IS SUPPLIED AND MUST NOT BE REPRODUCED WITHOUT PERMISSION IN WRITING FROM THE OWNERS PP33110S1 DIVER AIR SUPPLY AA VARIANT GENERAL ASSEMBLY TITLE DIVEX LIMITED ENTERPRISE DRIV...

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