PRO-PAK
12
7. Pass the excess cylinder band
between the back-plate and back-pad, at
the point where the centre-straps retain
the pad to the back-plate.
8. Route the cylinder band around the
back-pad and insert the end of the band
between the back-plate and back-pad.
9. Ensure that the redundant cylinder
dividing loop (arrowed) lies flat against
the back-plate, in preparation for single
cylinder fitment.
10. Fit a single cylinder as described in
Section 3.2 of this Manual.
To convert from single cylinder to Duo
cylinders, carry out the reverse of the
above sequence of operations.
3.5 RESET DEMAND VALVE
1. Press the black rubber reset button
on the side of the DV and check that the
red bypass knob is turned so that the flat
on the bypass knob aligns with the DV
outlet.
2. Check that the orange O-ring on
the DV outlet is clean and in good
condition.
3.6 CYLINDER PRESSURE /
LEAK TEST
1. Slowly open cylinder valve fully and
allow 10 seconds for the apparatus to
pressurise.
2. Check that the pressure gauge
shows the cylinder is at least 80% FULL
(240 bar for 300 bar cylinders, 170 bar for
200 and 207 bar cylinders). Listen for
leaks.
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