Summary of Contents for Ansell Alphatec K72 141 100
- Page 1 Suit Ventilation Instructions for Use AlphaTec Combined Regulating Valve & ® Airline Passthrough MkII...
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Page 2: Table Of Contents
1. Safety considerations................3 1.1 Definitions of signal icons used in the instructions ......3 2. Description ....................4 2.1 Components ......................4 2.2 Ventilation flow rate adjustment ..............5 3. Approvals ....................... 6 4. Pre-use ......................6 5. In use ......................... 7 5.1 Connecting to SCBA ..................... -
Page 3: Safety Considerations
1. Safety considerations • These instructions for use (IFU) are valid only for AlphaTec Combined Regulating ® Valve & Airline Passthrough MkII*. • Do not use a damaged or incomplete valve, and do not modify the valve. • For maintenance, only use genuine AlphaTec (TRELLCHEM ) service-kit, or the function ®... -
Page 4: Description
2. Description The AlphaTec Combined Regulating Valve & Airline Passthrough MkII: ® • Is intended for use/mounting in an encapsulating gas-tight chemical protective suit. • Provides suit ventilation for increased safety and comfort. • Provides the possibility to use an external air supply for both suit ventilation and breathing air. -
Page 5: Ventilation Flow Rate Adjustment
2.2 Ventilation flow rate adjustment The suit ventilation air flow is adjusted by rotating the thumb wheel to one of the four marked positions (see sketch below): 0 litres/minute 2 litres/minute 30 litres/minute 100 litres/minute For safety reasons, using 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. -
Page 6: Approvals
3. Approvals AlphaTec Combined Regulating Valve & Airline Passthrough MkII is tested and approved ® according to EN 943-1 and EN 943-2, as part of AlphaTec gas-tight suits. ® The internal breathing hose fulfils EN 14593 and EN 14594 standards for “Compressed airline breathing devices”. -
Page 7: In Use
5. In use 5.1 Connecting to SCBA 1) Take off the protective cap on the inside of the suit. 2) Connect the SCBA: a) On the T-piece on the SCBA b) On the Y-piece on the SCBA c) On the extra connection on the cylinder NOTE: Different SCBAs have different connection types/configuration. -
Page 8: Storage
6. Storage • Store in room temperature and in a dry environment. • When stored, make sure the protective caps are fitted, to prevent dirt and moist from getting into the connections. 7. Maintenance 7.1 General • Handle the valve with care. •... -
Page 9: Service Instructions
K72 141 100 (1 pce) Service-kit for Regulating valve & Passthrough MkII K72 141 101 (10 pcs) Tools Torque wrench/screwdriver with Allen key, 5 mm Not available from Ansell Tweezers Procedure: 1) Remove the Valve from the chemical 4) Valve body: Carefully remove O-rings protective suit by unscrewing the Centre “A”... - Page 10 6) Use the O-ring tool (F) to carefully 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.
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Page 11: Technical Data
8. Technical Data 8.1 Materials COMPONENTS MATERIAL (see sketches below) Thumb wheel (1) Polyamide (nylon) 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 gasket (8) Polyurethane... -
Page 12: Performance
8.2 Performance PROPERTY VALUE Suit ventilation air flow at 7.5 bars @ setting 2 litres/minute 1.6-2.4 litres/minute 30 litres/minute 25-35 litres/minute 100 litres/minute 90-110 litres/minute Breathing air flow at 5.5 bar > 310 litres per minute Work pressure Maximum 10 bars Minimum 5.5 bars Temperature of use... - Page 16 215 33 Malmö, Sweden Tel. + 46 (0)10 205 1800 order.protective@ansell.com protective.ansell.com Ansell, are trademarks owned by Ansell Limited or one of its affiliates, except as otherwise indicated. TRELLCHEM is a ® ™ ® registered trademark owned by Trelleborg AB. VITON ®...
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