Uwatec G260 Maintenance Procedure page 6

6. Remove the purge button and spring by pushing on two of the four tabs of the purge
button.
7. Remove the o-ring from the thread of the inlet tube with the o-ring extractor and un-
screw the nut with the universal tool
8. Push slowly the inlet tube through the case by about 2 centimetres and rotate clock-
wise about 45°. Then rotate back to the original position and lower the lever at the
same time to take the assembly of the case.
9. Remove the two o-rings from the inlet tube.
10. Remove the adaptor from the case and the o-ring from the adaptor.
11. Screw the adjustment knob half a turn in, to allow removing the (locking) pin.
12. Unscrew the adjustment knob completely and remove it from the inlet tube.
13. Remove the o-ring from the adjustment knob.
14. Remove with the small screwdriver the plug from the adjustment knob.
15. Unscrew - with the 4 mm Allen key - the fine adjustment screw from the adjustment
knob and remove the o-ring from the fine adjustment screw.
16. Push carefully - with the small screwdriver - through the orifice to remove the poppet
assy, spring and balance chamber out of the inlet tube and remove the seat and 2 o-
rings from the poppet.
17. Screw the orifice out of the valve body with the universal tool. Remove the orifice with
care, by pushing it carefully with a wooden chopstick or soft polymer stick out of the
inlet tube.
18. Remove the o-ring from the orifice.
19. It is not necessary to remove the lever from the inlet tube for cleaning. If necessary,
spread the lever legs carefully and remove one lever tab before the other to minimize
the risk of distorting the lever. Remove also the (anti friction) sleeve from the inlet
tube.
20. To clean the inlet tube properly the flow switch must be removed.
MAINTENANCE PROCEDURE G260 – REVISION 03 - 2013-04
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