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Northern Diver GUARDIAN Manual

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G U A R D I A N / F LIGH T / R A B A / SABA
B C D M A NUAL

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Summary of Contents for Northern Diver GUARDIAN

  • Page 1 G U A R D I A N / F LIGH T / R A B A / SABA B C D M A NUAL...

  • Page 2: Table Of Contents

    P a g e Northern diver BCD Manual contents General Warning And Cautions..................06 Airway........................08 Attaching Low Pressure Inflator Hose................09 Threading the Tank Band and Buckle................10 Attaching the BCD to Tank....................11 Donning the BCD.......................12 Over Pressure Relief Valves....................14 Cummerbund Adjustment ....................15 Dumpable Weight Pouch....................16...
  • Page 3 P a g e COMPANY INTRODUCTION Thank you for your purchase. We’re sure you’ll love your new Northern Diver BCD. Please take the time to read this manual, and retain it for future reference. This manual provides you with easy access to the key features and functions of our BCDS, along with recommendations on how best to service and care for your BCD.

  • Page 4: General Warning And Cautions

    P a g e General W arning and Cautions Read owner’s guide and any labels affixed to the BCD thoroughly before using this product. If you do not completely understand these instructions, do not use this BCD. Do not use this BCD if you have not received proper training and certification in SCUBA diving. The BCD is intended as a buoyancy compensator only and it could not be consider as a “Life buoys and lift jacket.
  • Page 5 P a g e Limitation to use of compressed air in compliance with EN12021 Maximum recommended cylinder capacity is 20 liters(See Fig. 1) Fig. 1 Temperature Range for Use: -20℃ to +50 ℃ Water -2 ℃ to +40 ℃ A buoyancy compensator is not a breathing system and that gas should not be inhaled from the buoyancy compensator’s bladder.

  • Page 6: Airway

    P a g e Airw a y Power inflator Inflator’s Working Pressures are 110 psi (7.58bars) Minimum, 160 psi(11.03bars) Maximum, and 140 psi(9.65bars) nominal. Inflator button, Press it to inflator BCD. (See Fig. 1) Manual button and Mouthpiece, Press it to deflate BC or oral inflate BCD (See Fig.

  • Page 7: Attaching Low Pressure Inflator Hose

    P a g e Attaching Low Pressure inflator hose WARNING Only attach the LP hose to the lower pressure (LP) port of regulator. Attach to the High Pressure (HP) port may cause the hose to burst and result in serious injury. Ensure the presence of an o-ring.

  • Page 8: Threading The Tank Band And Buckle

    P a g e Threading the tank band and buckle NOTE BCD is shipped with the tank band pre-threaded through the buckle. (See Fig. 8 Fig. 9 Fig. 10 Fig. 11 Fig. 12 & Fig. 13) FIG. 8 FIG. 9 FIG.

  • Page 9: Attaching The Bcd To Tank

    P a g e Attaching the BCD to the tank NOTE Wet the tank band first, the nylon webbing stretches a little while wet. NOTE Make sure the metal loop of the tank band is as close to the rear of BCD as possible, this will provide a great range of adjustment.

  • Page 10: Donning The Bcd

    | 10 P a g e Donning the bcd FIG. 18 FIG. 19 Loosen each straps to its maximum length Open the sternum strap buckle and waist by lifting up on the bottom tabs of the strap buckle. buckle. (See Fig.19) (See Fig.18) FIG.
  • Page 11 | 11 P a g e FIG. 22 FIG. 23 Pull the BC onto your back, adjust it After your dive buddy released the BC comfortably fit your height, fasten close the / cylinder assembly, and the weight of waist band until it is close fit for your waist. the BCD was located on your hips and (See Fig.21 &...

  • Page 12: Over Pressure Relief Valves

    | 12 P a g e Over Pressure relief v alves Some BCD models have this feature. FIG. 26 FIG. 27 FIG. 28 It automatically releases air when the air pressure inside the bladder is nearly 2.4 psi (0.165bar) over ambient.

  • Page 13: Cummerbund Adjustment

    | 13 P a g e Cummerbund Adjustment Some BCD models have this feature. Adjust the ends and secure the Velcro. (See Fig. 29 Fig.30 & Fig. 31) The adjustment should leave an overlap of 4 inches when wearing the BCD. (See Fig.

  • Page 14: Dumpable Weight Pouch

    | 14 P a g e Dumpable weight pouch WARNING You must practice the ditching of these Dumpable Weight Pouches prior to each dive. CAUTION To avoid injuring other divers, always look below you before dropping weight. Put weight into pouches (See Fig.
  • Page 15 | 15 P a g e Put weight into pouches (See Fig. 33-1 & Fig. 34-1) Insert weight pouches into BCD and secure with Velcro and/or buckles. (Fig. 35-1 & Fig. 36-1) Grasp the handles and pull them out firmly and completely out of BCD. (See Fig.

  • Page 16: Dumpable Weight Pouch

    | 16 P a g e Non-Dumpable Weight Pouch Some BCD models have this feature. WARNING It cannot be released to provide emergency ascending. Maximum weight for Non-dumpable Weight Pouch is 2.3kg (5lbs.) FIG. 38 FIG. 39 Put weight into weight pouches(2 pouches) and secure with Velcro. (See Fig. 38 & Fig. 39) NON-DUMPABLE LABEL N o r t h e r n D i v e r - B C D M a n u a l...
  • Page 17 | 17 P a g e SABA & RABA BC DIN POST AND EMERGENCY CYLINDER DIN POST 0.4 litre, 232 bar cylinder FIG. 40 FIG. 41 The SABA & RABA BC fitted with a small cylinder (See Fig 42). The cylinder volume would be 0.4 litres water capacity and 232 BAR working pressure.

  • Page 18: Limited Warranty And Disclaimer

    | 18 P a g e Emergency Cylinder 1st To equalize the pressure (See Fig 50) 2nd To open the valve/cylinder (See Fig 51) FIG. 50 FIG. 51 The small metal side rounded part is to equalize the pressure between two cylinders when filling the small cylinder from a larger/main diving cylinder.

  • Page 19: Maintenance

    | 19 P a g e Maintenance NOTE Improper maintenance will void the warranty and cause this product to malfunction. Your BCD is a reliable piece of equipment that was designed to withstand the rigors of diving. It will last for many years if cared for properly. The following performed actions can lead to extend the life of your BC.

  • Page 20: Service Record

    | 2 0 P a g e Service Record Purchase date: BCD model: Serial No: OEM customer: OEM customer phone no: 1. Service person signature Date Notes: 2. Service person signature Date Notes: 3. Service person signature Date Notes: 4. Service person signature Date Notes: 5.
  • Page 21 The product will be free from defects in material and workmanship, provided it receives normal use and proper care. The warranty must be made through Northern Diver or a Northern Diver agent and a receipt must accompany the product to be returned.
  • Page 22 www.ndiver.com Email: info@ndiver.com Tel: +44 (0) 1257 25 44 44 East Quarry, Appley Lane North, Appley Bridge, Wigan, Lancashire, WN6 9AE, UK...

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