IMPORTANT - Scubaengineer
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1. 238061 Singapore Tel 65 91128044 Fax 65 6737 9927 Innovative nnovative GST REG Aaragon Pte Ltd 5 Tank Road 02 03 Nagarathar Bldg Solutions IMPORTANT e Please use only High Pressure Compressors which are suitable for Nitrox e Do not compress Nitrox above 40 as this can cause serious damages to your High Pressure Compressor e The Venting Gas Nitrogen from the Needle Valve must be vented to the outside if the Nitrox system is installed inside a room Suffocation can occur if nitrogen is allowed to collect in an enclosed space e Aaragon Pte Ltd Shall not be liable for any special incidental or consequential damages for loss damage or expense directly or indirectly arising from customers use or inability to use the equipment or for personal injury or loss or destruction of any other property Aaragon Nitrox System Operation User Manual Page 1 of 9 5 Tank Road 02 238061 Singapore Aaragon Pte Ltd oad 03 Nagarathar Bldg Solutions Tel 65 91128044 Fax 65 6737 9927 Innovative GST REG No 73032040000E Aaragon Nitrox System Operation User Manual Step 1 Step 2 Step 3 Step 4 Step 5 Step 6 Prior to starting your Nitrox System make sure that everything 15 properly affixed especially the electrical power connection and all the hosepipes Turn ON the main electrical switch When the main electrical switch is turned ON the Control Display Panel2. AANX 250 0208 9 Connection 34 lt 34 AANX 250 0209 10 T Joint 34 AANX 250 0210 11 Hose Connection 34 gt 34 AANX 250 0211 12 Hose Connection 34 lt 5 8 AANX 250 0212 13 Hose Clamp AANX 250 0213 14 Activated Carbon Filter AANX 250 0214 14 1 Activated Carbon Filter Element AANX 250 0214 1 15 Activated Carbon Filter AANX 250 0215 15 1 Activated Carbon Filter Element AANX 250 0215 1 16 Fine Filter AANX 250 0216 16 1 Fine Filter Element AANX 250 0216 1 Aaragon Nitrox System Operation User Manual Page 7 of 9 Aaragon Pte Ltd 5 Tank Road 02 03 Nagarathar Bldg 238061 Singapore GST REG No 73032040000E 13 12 10 9 8 11 14 7 15 18 16 1 Pos Description Article No 1 Elbow 54 AANX 250 0201 2 Hose Connection 34 lt 34 AANX 250 0202 8 Elbow 54 AANX 250 0208 9 Connection 34 lt 34 AANX 250 0209 10 T Joint 34 AANX 250 0210 11 Hose Connection 34 lt 34 AANX 250 0211 12 Hose Connection 34 lt 5 8 AANX 250 0212 13 Hose Clamp AANX 250 0213 14 Activated Carbon Filter AANX 250 0214 14 1 Activated Carbon Filter Element AANX 250 0214 1 15 Activated Carbon Filter AANX 250 0215 15 1 Activated Carbon Filter Element AANX 250 0215 1 16 Fine Filter AANX 250 0216 16 1 Fine Filter Element AANX 250 0216 1 17 Connection 34 AANX 250 0217 18 Connection 34 AANX 250 0218 Aaragon Nitrox System Operation User Manual Page 8 o
3. ensor back into its blue socket 5 Still on your Nitox Panel take note of your Needle Valve top of the Membrane make sure that the Needle Valve is complete closed anti clockwise to open and clockwise to close 6 You Nitrox Panel is now ready to use Once the above is in order return to your Screw Compressor Control Display and press the ON button You need to wait for the Screw Compressor to pressurize the system this can be monitored on the Screw Compressor Control Display which should show gt 8 0 Bar If this is not achieved you need to return to your Nitrox Panel and make sure that the Needle Valve is completely closed When gt 8 0 Bar is achieved you need to return to your Nitrox Panel and use the Pressure Regulating Valve to adjust the pressure to exactly 8 Bar The Pressure Regulating Valve need to be unlocked first with a quick pulling motion before it can be turned to adjust the pressure level Anti clockwise to reduce pressure and clockwise to increase pressure Please note this Step has to by carried out every 50 hours or 1 month whichever comes first Once exactly 8 Bar is achieved you can now adjust your required oxygen level by turning the Needle Valve accordingly anti clockwise to increase oxygen level and clockwise to decrease oxygen level Important Do NOT exceed 40 oxygen level as this can cause damage to your High Pressure Compressor and is hazardous Aaragon Nitrox System Operation U
4. f 9 Aaragon Pte Ltd 5 Tank Road 02 03 Nagarathar Bldg 238061 Singapore Tel 65 91128044 Fax 65 6737 9927 GST REG No 73032040000E adad Innovative gon Solutions Pos Description Article No 1 Silencer AANX 250 0101 2 Needle Valve Stainless Steel AANX 250 0102 3 Connection 34 gt 2 AANX 250 0103 4 Stainless Steel Pipe 22mm AANX 250 0104 Nitrox Membran AANX 250 0105 6 Elbow 34 gt Pipe 22mm AANX 250 0106 7 Reducer 1 gt 54 AANX 250 0107 8 Connection 34 lt 34 AANX 250 0108 9 Fastening Angle incl Screws AANX 250 0109 10 Pressure Reducer incl Gauge AANX 250 0110 11 Hose Connection 34 lt 34 AANX 250 0111 12 Hose Clamp AANX 250 0112 13 Hose Connection 1 gt 1 4 AANX 250 0113 14 Buffer Tank Stainless Steel AANX 250 0114 15 Oxygen Sensor AANX 250 0115 16 Oxygen Analyzer AANX 250 0116 17 Over Pressure Tubing 12mm AANX 250 0117 18 T Join 1 AANX 250 0118 19 Over Pressure Connection set AANX 250 0119 20 Over Pressure Valve AANX 250 0120 2 Silencer AANX 250 0121 22 Elbow 55 lt Pipe 22mm AANX 250 0122 23 Reducer 1 gt 34 AANX 250 0123 24 Fastening Angle incl Screws AANX 250 0124 Aaragon Nitrox System Operation User Manual Page 9 of 9
5. need to restart your system return to Step 3 and follow through again For a complete shut down simply turn the main switch OFF 3 Turn OFF the main switch Your system is now successfully shut down Aaragon Nitrox System Operation User Manual Page 4 of 9 238061 Singapore Tel 65 91128044 Fax 65 6737 9927 Innovative nnovative GST REG Aaragon Pte Ltd 5 Tank Road 02 03 Nagarathar Bldg Solutions Aaragon Nitrox System Maintenance Readjusting Pressure Maintaining Valve PMV Please see also Page 6 Pos 6 1 To readjust your PMV loosen the Nut on the PMV T Knob using a 17mm spanner 2 Remove the silencer from the PMV 3 Start turn ON Screw Compressor 4 Once the Screw Compressor is running adjust the Needle Valve on the Nitrox Panel anti clockwise to decrease pressure and clockwise to increase pressure until the Screw Compressor reaches 8 5 Bar 5 Important At 8 5 Bar the PMV should start to blow If the PMV blow at lt 8 5 Bar or if the PMV does not start to blow at 8 5 Bar then adjustment to the PMV T Knob is required The PMV T Knob can be turned anti clockwise to decrease pressure and clockwise to increase pressure accordingly 6 Once you have successfully set the PMV to start to blow at 8 5 Bar make sure the Nut on the PMV T Knob is tighten again and run the whole test once more to re confirm 7 Upon successful completion of the retest reconnect the silencer t
6. o the PMV 8 Only well trained personnel should attempt this task Aaragon Nitrox System Operation User Manual Page 5 of 9 238061 Singapore Tel 65 91128044 Fax 65 6737 9927 Innovative nnovative GST REG Aaragon Pte Ltd 5 Tank Road 02 03 Nagarathar Bldg Solutions Changing of the Filters 1 The Air Filters Blue filter Housing must be changed every year or every 250 hours whichever comes first Please make sure that the filter elements are in the right sequence First Fine Filter then 2x Activated Carbon Filter 2 The Screw Compressor Oil Oil Filter Filter for Oil Water Seperator and Intake filter must be changed every year or every 500 hours whichever comes first 3 Please adjust the Pressure Holding Valve every year or every 250 hours whichever comes first 4 Only well trained personnel should attempt this task Aaragon Nitrox System Operation User Manual Page 6 of 9 Aaragon Pte Ltd 5 Tank Road 02 03 Nagarathar Bldg 238061 Singapore Tel 65 91128044 Fax 65 6737 9927 rec Innovative GST REG No 73032040000E Pos Description Article No 1 Elbow 54 AANX 250 0201 2 Hose Connection 53 gt 34 AANX 250 0202 3 Hose Clamp AANX 250 0203 4 Hose 34 AANX 250 0204 5 Hose Connection 3 8 gt 5 8 AANX 250 0205 6 Pressure Maintaining Valve AANX 250 0206 7 Silencer AANX 250 0207 8 Elbow 34
7. on your Screw Compressor should show 0 0 Bar Fault Power Fail On the Screw Compressor Control Display you will see Quit button with red light next to it Press on the Quit button Screw Compressor Control Display will change from 0 0 Bar Fault Power Fail to 0 0 Bar Ready to Start Now go to your Refrigeration Dryer switch and make sure it is turned ON you should see the switch lighted up in green Important Your Refrigeration Dryer should be let ON at all time as it will auto on off when the system is running Once all the above is in order go to your Nitrox Panel and study the Oxygen Monitor and follow through with the following steps 1 Turn ON the Oxygen Monitor by pressing on the on off button 2 Unplug remove the Oxygen Sensor from its blue connection socket by pulling it out and shaking the Oxygen Sensor slowly with your hand in a up and down motion until the reading on the Oxygen Monitor stops fluctuating Important Do not blow into the Oxygen Sensor Aaragon Nitrox System Operation User Manual Page 2 of 9 238061 Singapore Aaragon Pte Ltd 5 Tank Road 02 03 Nagarathar Bldg Solutions Tel 65 91128044 Fax 65 6737 9927 Innovative GST REG No 73032040000E Step 7 Step 8 Step 9 3 Still on the Oxygen Monitor once the reading stabilizes press the cal button for 3 seconds Oxygen Monitor will displays CAL and then change to 20 9 with 0 2 4 Connect the Oxygen S
8. ser Manual Page 3 of 9 238061 Singapore Aaragon Pte Ltd 5 Tank Road 02 03 Nagarathar Bldg Solutions Tel 65 91128044 Fax 65 6737 9927 Innovative GST REG No 73032040000E Step 10 Step 11 Once required oxygen level is reached turn your High Pressure Compressor ON Important You must continuously monitor the oxygen level as it may fluctuate and you should use your Needle Valve to adjust oxygen level accordingly RECOMMENDED If 40 oxygen level is required you must adjust oxygen level to 39 in Step 9 above before turning your High Pressure Compressor ON as in Step 10 above Once the High Pressure Compressor is turned ON adjust the oxygen level carefully to 40 using the Needle Valve This will ensure that the oxygen level does not exceed 40 Important You must continuously monitor the oxygen level as it may fluctuate and you should use your Needle Valve to adjust oxygen level accordingly IMPORTANT Properly trained personnel MUST be present at all times SYSTEM SHUT DOWN After filing Nitrox tanks the system must be shut down Follow steps below Turn OFF your High Pressure Compressor 2 Turn OFF your Screw Compressor by pressing the OFF button on the Screw Compressor Control Display The Screw Compressor will take approximately 3 minutes to auto shut down The Screw Compressor Control display will show 0 0 Bar and this means your system is now depressurized At this stage should you
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