1. Supplied-air regulator Copyright © 2013 by The S.E.A. Group

2. CHECK: Clean and intact Securely connected Breathing-air quality Know how to use Functional check (if required) …put on the SR307

3. Put the waistband (with the regulator) around your waist Place the regulator so you can see it (even with the hood on) Make sure the large control knob is within easy reach Copyright © 2013 by The S.E.A. Group …put on the SR307

4. Connect the face/head piece to the regulator Push the hose into the connector until it clicks into place Pull on the hose a few times to make sure it is secured Copyright © 2013 by The S.E.A. Group …put on the SR307 >>click<< Connect the supply hose to the regulator Push the hose connector onto the nipple until it clicks Pull on the hose a few times to make sure it is secured >>click<<

5. Adjust the air flow until it suits you The harder you work, the more air you will need The air flow can be adjusted from 150 litres/minute to 320 litres/minute The air cannot be accidentally turned off Copyright © 2013 by The S.E.A. Group …put on the SR307

6. Using a snub-nosed pair of pliers or other blunt object, punch out the circular plug opposite the warning whistle An extra air outlet is inside Copyright © 2013 by The S.E.A. Group …attach an air tool

7. The extra air outlet is sealed with a plug Use an Allen key (hex key) to unscrew the plug The plug may be difficult to remove Copyright © 2013 by The S.E.A. Group …attach an air tool

8. Make sure no debris remains in the outlet If possible, flush out the regulator with supplied air Copyright © 2013 by The S.E.A. Group …attach an air tool

9. Connect the air tool, either by screwing it on directly, or through a suitable adapter connector Copyright © 2013 by The S.E.A. Group …attach an air tool

10. …do a functional check Make sure the face/head piece and air supply are connected to the regulator Air should be flowing into the face/head piece Copyright © 2013 by The S.E.A. Group

11. …do a functional check Turn the regulator down to minimum. Copyright © 2013 by The S.E.A. Group

12. …do a functional check Place the entire face/head piece into test bag Seal off the bag around the hose Copyright © 2013 by The S.E.A. Group

13. …do a functional check With the other hand, hold flow tube up vertically Copyright © 2013 by The S.E.A. Group

14. …do a functional check Floating ball should be on or above the lowest line 150 l/min Copyright © 2013 by The S.E.A. Group

15. …do a functional check If the floating ball is not on or above the line, shake it a few times and make sure the tube is completely vertical Copyright © 2013 by The S.E.A. Group

16. …do a functional check If functional check is unsuccessful, call supervisor Do not use the equipment Copyright © 2013 by The S.E.A. Group

17. …undo the hose connectors Push hose connectors further together Draw back locking cuff Pull apart Copyright © 2013 by The S.E.A. Group

18. Fit the filter adapter into the filter mount of a Sundström half or full face mask The adapter fits just like any filter Copyright © 2013 by The S.E.A. Group …use the filter adapter

19. If using the filter adapter with the SR200 full face respirator, the supplied locking ring must be used Fix the locking ring around the outer rim of the filter mount Snap the buckle closed Copyright © 2013 by The S.E.A. Group …use the filter adapter

20. …clean the SR307 Normal cleaning: Mild detergent Warm water Soft cloth or sponge Copyright © 2013 by The S.E.A. Group

21. …clean the SR307 Heavy cleaning: Use white spirits or similar de-greasing agent Then wash away solvent with warm soapy water Copyright © 2013 by The S.E.A. Group

22. Thank you for watching Copyright © 2013 by The S.E.A. Group