Sundstrom SR 90 Airline Operating Instructions Manual
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Also See for SR 90 Airline:
- User instruction (101 pages) ,
- Instructions for use manual (92 pages) ,
- Operating instruction (15 pages)
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Summary of Contents for Sundstrom SR 90 Airline
- Page 1 Operating instructions SR 90 Airline Revision: 02 OI03H-1518 SR 90 Airline 2020-06-05...
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Page 2: General Information
Instructions for use for SR 90 Airline should be read before use. The Sundström SR 90 Airline is a breathing apparatus which provides a constant air flow in accordance with EN 14594:2005, 3A. Available in two sizes, S/M and M/L. -
Page 3: Breathable Air
• the air shall have a sufficiently low dew point to avoid internal freezing of the equipment. In the event of uncertainty as to whether the above demands have been met, a filter such as the Sundström type SR 99-1 compressed air filter should be connected. OI03H-1518 SR 90 Airline 2020-06-05... - Page 4 Unpacking SR 90 Airline Packing list: • Facepiece with breathing hose • Control valve threaded onto a belt • Sealing cover • Pre-filter holder • Flow meter • User instructions OI03H-1518 SR 90 Airline 2020-06-05...
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Page 5: Check Before Use
1.1 The membranes are 1.3 Carefully check that the consumables and must be internal groove of the mask is replaced if there are any clean and undamaged. signs of damage or ageing. OI03H-1518 SR 90 Airline 2020-06-05... -
Page 6: Functional Check
Connect the breathing hose minimum. of the mask to the control valve. 2.2 Connect the compressed air supply tube to the control valve. OI03H-1518 SR 90 Airline 2020-06-05... - Page 7 If the flow rate is below the minimum value, check that • The flow meter is vertical. • The float can move freely. • The air supply is not restricted by kinks or other restrictions in the hoses. OI03H-1518 SR 90 Airline 2020-06-05...
- Page 8 Push firmly and twist the coin until the filter pops off. OI03H-1518 SR 90 Airline 2020-06-05...
- Page 9 Mount the filter into the mask. Make sure the arrow marking points towards the face part of the mask. Carefully check that the edge of the filter is in the internal groove of the mask. OI03H-1518 SR 90 Airline 2020-06-05...
- Page 10 4.2 The orange retainment 4.4 Adjust the harness so that clip on the breathing hose is the face piece is held firmly ideal for fastening the hose but comfortably in place. close to the body. OI03H-1518 SR 90 Airline 2020-06-05...
- Page 11 Leakage may occur in cases such as if you wear a beard or sideboards or if your face is unshaven or deeply wrinkled, if you wear glasses, or if the exhalation valves are defective or dirty. 5.1 Blank off the filter by using the sealing cover. OI03H-1518 SR 90 Airline 2020-06-05...
- Page 12 6. Breathing hose/compressed air hose. 6.1 Unroll the compressed air 6.2 Connect the breathing hose and make sure that it is hose to the control valve not twisted. outlet. Connect the hose to the control valve inlet. OI03H-1518 SR 90 Airline 2020-06-05...
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Page 13: Airflow Rate
In the fully closed position (turn the knob anti-clockwise), the flow is about 150 l/min, and in the fully open position (turn the knob clockwise), it is about 320 l/min. OI03H-1518 SR 90 Airline 2020-06-05... - Page 14 Leave the polluted work area and then take the equipment off Remove the sealing cover, if fitted. 8.2 Disconnect the compressed air hose from the control valve. Leave the polluted work area and take the equipment off. OI03H-1518 SR 90 Airline 2020-06-05...
- Page 15 9. Releasing the hoses 9.1 Both couplings are of 9.2 Pull the locking ring back. safety type and are released in two stages. Push the coupling towards the nipple. OI03H-1518 SR 90 Airline 2020-05-25...
- Page 16 Snap the valve covers off the valve seats. 10.2 Prise off the membrane. 10.4 Press the valve covers into place. A clicking sound indicates that the cover has snapped into place. Fit check the equipment. OI03H-1518 SR 90 Airline 16 2020-06-05...
- Page 17 11.2 Check that the straps be ordered as a spare part are not twisted and fit the new only as a complete harness. head harness. Snap the strap holders of the head harness off the mask strap mountings. OI03H-1518 SR 90 Airline 17 2020-06-05...
- Page 18 12.2 Thread the hose clip and retaining clip onto the new hose. Connect to the mask and use a pair of pincers to nip the hose clip. OI03H-1518 SR 90 Airline 2020-06-05...
- Page 19 Leave the mask to dry, and then assemble it. exhalation valves and remove Carry out a fit check. the membranes. • Remove the inhalation membrane. • Remove the head harness. • Clean as described above. OI03H-1518 SR 90 Airline 19 2020-06-05...
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Page 20: Maintenance Schedule
• Rinse with clean water and allow to dry in air at room temperature. • Head harness change • Leave the mask to dry, and then assemble it. If the equipment is not for your personal use • Carry out a fit check. OI03H-1518 SR 90 Airline 20 2020-06-05...
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