Instructions for Use
AlphaTec
®
Combined Regulating Valve &
Airline Passthrough MkII
SuitVentilation
Page 1: ...Instructions for Use AlphaTec Combined Regulating Valve Airline Passthrough MkII Suit Ventilation...
Page 2: ...n flow rate adjustment 5 3 Approvals 6 4 Pre use 6 5 In use 7 5 1 Connecting to SCBA 7 5 2 Connecting to external air supply 7 5 3 Selecting suit ventilation air flow 7 6 Storage 8 7 Maintenance 8 7 1...
Page 3: ...e following icons are used in this IFU to highlight the user on situations or actions that need special attention not to risk the safety of user suit or environment WARNING Indicates a potentially haz...
Page 4: ...on outside to external air source and inside to SCBA to fit different SCBA brands 2 1 Components The main parts of the valve are described below 1 Valve housing with regulating thumb wheel 2 Inlet air...
Page 5: ...ing 0 or 100 litres minute requires a two hand grip Pull the locking device 2 while rotating the thumb wheel 1 with your other hand to the desired position 100 litres minute shall only be used when co...
Page 6: ...supply hose meets EN 14593 or EN 14594 Check that the external air supply fulfils the requirements for breathing air according to EN 12021 Check that the external air supply has correct and sufficien...
Page 7: ...the suit and thereby helps prevent chemicals from coming into the suit in case of a puncture 30 litres minute When the air inside the suit gets moist and warm the user can choose to temporarily adjust...
Page 8: ...e valve with care Use the protective cap whenever the valve is not connected to SCBA or airline Protect the connections from damage and dirt If the suit valve has been damaged or the connections are b...
Page 9: ...F 3 4 Valve body Carefully remove O rings A and B Do not scratch the metal surface Replace with the new O rings 5 Centre screw Remove O rings C and D If you use a pair of tweezers be very careful not...
Page 10: ...ly put the new O ring C in place 7 Scrap the old Rubber gasket E and replace with the new one 8 Mount the valve into the suit again Tighten the Centre screw with max torque 4 Nm The suit must be press...
Page 11: ...ylon O ring 2 4 Viton rubber Rubber hose 5 EPDM rubber Connections 3 6 Brass or Stainless steel depends on type of connection Valve house 7 Glass fibre reinforced PPS polyphenylene sulfide Rubber gask...
Page 12: ...te 90 110 litres minute Breathing air flow at 5 5 bar 310 litres per minute Work pressure Maximum Minimum 10 bars 5 5 bars Temperature of use Maximum Minimum 70 C 40 C Weight valve only no belt or hos...
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Page 16: ...registered trademark owned by Trelleborg AB VITON is a registered trademark owned by DuPont Perfomance Elastomers L L C 2020 Ansell Limited All Rights Reserved A N S E L L 2 0 1 1 E N Ansell Protecti...
