Apeks TEK3/XTX50 Owner's Manual
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Apeks TEK3/XTX50 Owner's Manual

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REGULATORS OWNER'S MANUAL
DOC/0258/UK ISSUE 12

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Summary of Contents for Apeks TEK3/XTX50

  • Page 1 REGULATORS OWNER’S MANUAL DOC/0258/UK ISSUE 12...
  • Page 2 WARNING: This manual provides essential instructions for the proper setup, inspection, use, and care of your new regulator. Because Apeks regulators utilise patented technology, it is very important to take the time to read these instructions in order to understand and fully enjoy the features that are unique to your specific model.

  • Page 3: Table Of Contents

    Regulator Owner’s Manual .................... Contents: General Precautions & Warnings....................3 Introduction..........................4 Enriched Air Nitrox Use (EAN)....................6 Enriched Air Nitrox Use – Outside EEC (European Economic Community) Countries...6 Enriched Air Nitrox Use – Inside EEC (European Economic Community countries EN 144-3 and EN13949.................7 Overview of Features......................9 Second Stage Hose Configuration...................9 Diver Changeable Exhaust System (DCE)..............10...

  • Page 4: General Precautions & Warnings

    • Factory prescribed service for this regulator must be performed at least once annually by a factory trained Apeks service technician who is employed by an authorised dealer. Disassembly, repair, or first stage adjustment must not be attempted by persons who are not factory trained and authorised by Apeks.

  • Page 5: Introduction

    Before you dive with your new Apeks regulator, it is therefore important to read this manual in its entirety to become familiar with its features, as well as the correct procedures for setup, pre-dive inspection, and post-dive maintenance.
  • Page 6 The purpose of this European Standard is to ensure a minimum level of safe operation for apparatus down to a maximum depth of 50 metres (164ft) at 10°C (50°F). Apeks regulators have been tested beyond and far exceeds this requirement.

  • Page 7: Enriched Air Nitrox Use (Ean)

    If it is your intention to use your new Apeks regulator with Nitrox EAN (O2 not to exceed 40%), it is imperative that you maintain the internal cleanliness of the regulator (see section on Care and Maintenance). If it is your intention to use the regulator interchangeably with breathing air, the breathing air should be oxygen-compatible or “hyperfiltered”...

  • Page 8: Enriched Air Nitrox Use - Inside Eec

    Therefore, if a regulator has been used with Grade E or EN12021 breathing air, it should be returned to an authorised Apeks dealer for overhaul service including oxygen cleaning, prior to being put back into nitrox service. Although second stage components are not exposed to high pressure EAN, Apeks recommends that the same cleaning procedures be followed for the complete regulator.
  • Page 9 Breathing air used in the production of a mixture should be oxygen compatible and double filtered with a hydrocarbon content not greater than 0.1 mg/m3. Your Apeks technical specialist should be able to help you determine if the breathing...

  • Page 10: Overview Of Features

    Exhaust system (DCE). Second Stage Hose Configuration Apeks XTX and MTX-R regulator ranges can be dedicated to either left or right handed use in conjunction with the RVS system (see page 13). The hose routing can be altered from right hand to left or from left hand to right by your Authorised Apeks Dealer.

  • Page 11: Diver Changeable Exhaust System (Dce)

    Regulator Owner’s Manual .................... Diver Changeable Exhaust system (DCE) The Diver Changeable Exhaust (DCE) offers the choice of either a compact lightweight system or a longer exhaust diffuser. DCE can be configured to prevent virtually any bubble interference from obscuring the diver’s view.
  • Page 12 Regulator Owner’s Manual .................... CAUTION! Ensure location grooves are free from dirt and debris. Refitting the exhaust diffusers is carried out by sliding ONE diffuser at a time onto the case, once both diffusers are located on the case, squeeze the two diffusers together until LOCATE you hear an audible “click”.

  • Page 13: External Second Stage Adjustments

    Regulator Owner’s Manual .................... External Second Stage Adjustments External adjustment features offer many advantages, including the ability to adjust your second stage regulator’s sensitivity as your diving conditions change. This allows you to maintain peak performance throughout every dive, or to desensitise your regulator’s opening effort at times when you are not breathing from it.

  • Page 14: Inhalation Resistance Control Knob

    Regulator Owner’s Manual .................... Inhalation Resistance Control Knob Some second stage models are equipped with an additional adjustment, which controls inhalation resistance. This control knob, located beside the IVS/RVS switch, adjusts the amount of effort required to start the air flow at the beginning of the inhalation cycle.

  • Page 15: Egress Second Stage

    10ºC,(50°F) see page 15. Warranty Restriction The limited lifetime warranty period offered on Apeks regulators does not cover the electronic components of the Status regulators. Apeks offers a 24 month limited warranty related to these parts.

  • Page 16: First Stage Environmental Protection

    Regulator Owner’s Manual .................... First Stage Environmental Protection For diving in contaminated or cold water conditions, some Apeks first stages feature a “DRY” environmental sealing system which completely eliminates the need for messy silicone oil or grease filling. An external...

  • Page 17: Auxilliary Emergency Breathing Systems

    Regulator Owner’s Manual .................... Auxiliary Emergency Breathing Systems For safety reasons when using Self Contained Underwater Breathing Apparatus (SCUBA), it should always be recommended to use an appropriate alternative breathing air (gas) source/secondary life support system. This recommendation can vary depending on location and training agencies you have received your training from and you must follow how you have been trained.
  • Page 18 Apeks recognises that diving occurs beyond these limits and emergencies can happen. To ensure Apeks products perform well in all conditions in this type of situation, Apeks has designed, tested and has CE approval for our products to far exceed these minimum requirements. This means any Octopus will match the performance of the primary demand regulators they are intended to work with, in water temperatures below 10°C (50°F) where...
  • Page 19 Regulator Owner’s Manual .................... WARNING: SCUBA regulators and equipment have operational limits when used with, Emergency Auxiliary Breathing Systems, Alternate Air sharing, Octopus and Buddy Breathing and increases the risk of serious injury or even death. You must ensure you understand these limitations and you have received the correct level of training and preparation of your equipment before you use Auxiliary Emergency Breathing Systems.

  • Page 20: Preparation And Setup

    As this is not always possible please follow the following steps, to ensure correct fitment of the flight second stage. Your Apeks Flight regulator should be supplied with a lightweight hose fitted with the Tool Free Connection. If this is not the case, for example; when using...
  • Page 21 Approximately (Apeks part No:AP0721). damage. 3 turns are all that are needed to tighten, which will produce approximately 16-18 clicks of the ratchet.

  • Page 22: Attaching The First Stage To The Cylinder Valve (Yoke)

    Regulator Owner’s Manual .................... If fitted, check the second stage IVS/RVS control switch to ensure that it is set to the “MIN” (–) position prior to connecting your regulator to the cylinder. If present, gently turn the inhalation control knob “in” (clockwise), only until it stops.
  • Page 23 Regulator Owner’s Manual .................... To attach a yoke-style first stage to the cylinder valve, follow these steps: Partially unscrew the yoke screw of the first stage regulator so that the dust cap can be removed from the air inlet. With the cylinder valve facing away from you, release a small amount of air from the cylinder by turning the hand-wheel anti-clockwise to open the valve slightly.

  • Page 24: Attaching The First Stage To The Cylinder Valve (Din)

    Regulator Owner’s Manual .................... Attaching the First Stage to a Cylinder Valve (DIN) WARNING: OPEN VALVES SLOWLY TO AVOID OVER- PRESSURISATION. When pressurising your SCUBA system, be sure to open the cylinder valve slowly to minimise the generation of heat. Failure to do so, with Enriched Air Nitrox (EAN) present, increases the risk of combustion that can lead to...

  • Page 25: Din To Yoke Converter

    DIN to Yoke Converter For regulators which may be used back and forth between Yoke and DIN connections, Apeks offers a convenient DIN to Yoke converter. First, obtain factory prescribed installation of the DIN connector through an authorised dealer. Then, simply attach the converter to connect your regulator to a yoke valve.

  • Page 26: Diving With Your Regulator

    Regulator Owner’s Manual .................... Diving With Your Regulator Before each use, it is important to perform a complete pre-dive inspection of your regulator. NEVER dive with a regulator that shows signs of damage or unsatisfactory performance until it has received complete inspection and service from an authorised dealer.

  • Page 27: During The Dive

    Regulator Owner’s Manual .................... With the IVS/RVS lever (if fitted) set to (–) depress the purge button momentarily to blow out any dust or debris which may have entered the second stage. Release the purge button and listen to ensure that the second stage does not continue to flow any air after the purge button is released.

  • Page 28: Diving In Cold Water

    Regulator Owner’s Manual .................... The second stage incorporates a deflector to minimise the effects of strong currents on the diaphragm, however, if you swim underwater in an upside down or sideways position, or facing a strong current, you can turn the inhalation control knob back “in”...
  • Page 29 Regulator Owner’s Manual .................... It is possible for icing or freeze-up to occur, even with a regulator that has been specially designed for cold water use. It is therefore imperative to practice the correct cold water diving procedures, and take special precautions to prevent second stage icing.

  • Page 30: After The Dive

    Regulator Owner’s Manual .................... After The Dive NOTE: Rinse your regulator completely in fresh water before depressurising it, and thoroughly dry the first stage and cylinder valve. This will help to prevent any contaminants from entering the regulator when it is removed from the cylinder. Removing the Regulator from the Cylinder Valve (Yoke Connector) Shut off the cylinder air supply by turning the cylinder valve hand-...

  • Page 31: Care & Maintenance

    Care & Maintenance It is important to provide the proper preventative maintenance in order to ensure the best possible performance and maximum life of your Apeks Regulator. The following maintenance procedures should be performed routinely after each use to ensure that the regulator is cleaned, inspected, and prepared for the next use or for storage.
  • Page 32 Regulator Owner’s Manual .................... If it is not feasible to soak the regulator while it is attached to a cylinder, it may be soaked unpressurised – provided that the dust cap is securely sealed over the inlet, and the second stage purge buttons are not depressed while the regulator is submerged or wet.

  • Page 33: Dealer Service & Repair

    DO NOT attempt to perform any disassembly or service of your regulator. Doing so may cause the regulator to malfunction, and will render the Apeks warranty null and void. All service must be performed by an authorised dealer.

  • Page 34: Cleaning The Swivel Joint

    Regulator Owner’s Manual .................... Cleaning The Swivel Joint (1) Slide back the hose protector as shown left (2) Rinse the assembly with fresh water. CAUTION! Do not use detergents or solvents as this could damage the swivel components and o-rings. (3)Push the hose protector back so that the cup sits tightly on the ball...

  • Page 35: Removal Of The Swivel Joint

    Regulator Owner’s Manual .................... REMOVAL AND FITTING OF THE SWIVEL JOINT (1) Remove the swivel assembly from the second stage body using a 11/16” open ended spanner. (2) The swivel connector can be removed from the ball joint while cleaning. WARNING: It is important to ensure that the connector is re-fitted on...

  • Page 36: Warranty Information

    Limited Lifetime Warranty Apeks warrants to the original purchaser that the product will remain free from defects in material and workmanship throughout its useful life; provided that it receives normal use, proper care, and prescribed dealer service subject to those restrictions stated below.

  • Page 37: Restrictions

    Returning Your Regulator For Service Whenever your regulator requires annual service or warranty consideration, Apeks requires that you take it or send it to an authorised Apeks dealer. It is important that you provide the dealer with a copy of your sales receipt and your Annual Service &...

  • Page 38: Markings And Abbreviations

    Regulator Owner’s Manual .................... Markings and Abbreviations Demand regulators which are not designed for cold water use are marked with ‘>10°C’ on both the Second Stage Demand Valve and First Stage Pressure Reducer. Demand valves which are intended to be used with an Octopus, shall be marked with EN250 followed by an ‘A’.

  • Page 39: Notes

    Regulator Owner’s Manual .................... NOTES...
  • Page 40 Regulator Owner’s Manual .................... NOTES...
  • Page 41 Regulator Owner’s Manual .................... NOTES...

  • Page 42: Regulator Service Record

    Regulator Owner’s Manual .................... REGULATOR SERVICE RECORD MODEL______________________ DATE PURCHASED:____________________ DATE SERVICED:________________________ SERVICED BY:__________________________ PARTS CHANGED: __________________________________________________________________ DATE SERVICED:________________________ SERVICED BY:__________________________ PARTS CHANGED: ____________________________________________ ______________________ DATE SERVICED:________________________ SERVICED BY:__________________________ PARTS CHANGED: ____________________________________________ ______________________ DATE SERVICED:________________________ SERVICED BY:__________________________ PARTS CHANGED: ____________________________________________ ______________________...
  • Page 43 Apeks Marine Equipment Neptune Way, Blackburn, Lancashire BB1 2BT, England Tel: +44 (0) 1254 692200 Fax: 44 (0) 1254 692211 Email: info@aqualung.uk www.apeksdiving.com Company...

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