If you lose this manual or if you should require more copies, it is possible to download at diving. oceanreefgroup.com/support/ or contact the Manufacturer: Mestel Safety SRL, Via Arvigo 2, 16010 Sant’Olcese (GE), IT. Phone: +39 0107082011. E-mail: infoitaly@oceanreefgroup.com.
2 - GENERAL WARNINGS / OWNER’S AND USER RESPONSIBILITIES WARNINGS, CAUTIONS, NOTES LEGEND Pay special attention to information provided in warnings, cautions, and notes, that is accompanied by these symbols: A WARNING indicates a procedure or situation that, if not avoided, could result in serious injury or death to the user.
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All dives must be planned and carried out so that at the end of the dive the diver will still have a reasonable reserve of air for emergency use. The suggested amount is usually 50 bar (725 psi). Do not modify or alter in any way the product. The high quality of the product does not allow the user to ignore the problems connected with the correct use of the product and the rules for safe diving.
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For your own safety when operating OCEAN REEF life support equipment, ask you pay attention to the following: Use the equipment according to this manual and only after having completely read and understood all instructions and warnings. Use of the equipment is limited to the uses described in this manual or for applications approved in writing by OCEAN REEF.
3 - WARNINGS /REMINDERS BEFORE THE DIVE Before connecting the regulator to the cylinder, check the following: • Check that the O-ring on the cylinder is in place on the valve and is in perfect working condition (INT WITH Yoke nipple CGA 850 version only). If it is damaged or missing, it should be replaced. •...
4 - NITROX Neptune III and Primary 2nd stages are is not CE certified to be used with NITROX! SL35TX 1st stage can’t be used with NITROX. Always use NITROX compatible 1st stages when NITROX is required. The Neptune III mask and Primary 2nd stage can be used with NITROX mixes up to 40% O .
Main features of Nitrox dedicated regulators As required by European Standards, Nitrox first stage regulator connections have been designed and approved to be used exclusively with Nitrox cylinders and cylinder valves, in order to prevent confusion with the corresponding standard-production compressed air regulators. OCEAN REEF Nitrox connections comply with EN 144-3.
6 - PRIMARY SECOND STAGE Standard downstream valve with dive-predive switch, no adjustment knob. Primary 2nd stage Weight (without hose) 230g TUTORIAL Quick Disconnection male part to assemble or sold separately Black Extraflex Quick Disconnection Hose 80cm / 32”to assemble or sold separately Static intermediate pressure 9.5-9.8bar Primary 2nd stage ASSEMBLY...
7 - BEFORE DIVING LEAKAGE AND FUNCTION TEST Carefully open the cylinder valve to fully open. Close the valve a quarter turn! Check the pressure on the pressure gauge to make sure that there is the required amount of air for the planned dive. OCEAN REEF recommends that the cylinders should be full before every dive.
8 - DURING A DIVE Breathe normally through your mouth. Breathing must be continuous, without holding one’s breath. CHECKS DURING DIVING • Periodically check the pressure gauge. • Make sure that other equipment does not interfere with the operation of or access to the necessary controls and components.
9 - AFTER DIVING/ POST DIVE PROCEDURES Close the cylinder valve and drain the system by pushing on the purge button of each second stage. Once the system has been depressurized disconnect the first stage regulator from the valve. All inlets must be closed with the provided protective caps to avoid the entry of debris, dirt or moisture. If the cylinder valve is equipped with a reserve system the rod should be put in the “open”...
10 - MAINTENANCE, CLEANING, DISINFECTION, CARE AND STORAGE 10.1 MAINTENANCE, CLEANING, DISINFECTION The Primary 2nd stage will work perfectly if the periodic program of maintenance, cleaning and disinfection collected in table 1 is applied during its whole life from the first use. General and visual inspection are related to the check that all the components and parts are not damaged, without any wear and tear.
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Equipment should be disinfected, especially when it comes into contact with the face, eyes or mouth. This includes but is not limited to: • Second stage regulator (Octopus), primary second stage and internal surfaces • Snorkel • BCD oral inflator •...
11 - TROUBLESHOOTING - EMERGENCY PROCEDURE PROBLEM PROBABLE CAUSE SOLUTION Fill the cylinder. 1. Empty cylinder. Have the pressure gauge replaced by an After opening the cylinder valve the 2. Malfunctioning pressure gauge. OCEAN REEF authorized technician. pressure gauge shows zero. 3.
12 - WARRANTY The OCEAN REEF primary second stage is guaranteed to be free of material or manufacturing defects for a period of 24 months from the time the unit is purchased. For the duration of the above mentioned warranties, the Company’s responsibility is limited to replacement of any parts that are defective and that have not been used incorrectly or handled negligently.
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