Taking Paul Out Of Operation For A Long Period Of Time - WaterBackpack PAUL Manual

PAUL station manual
8.2 Taking PAUL
®
If PAUL has to be taken out of operation for a long time, e.g. for weeks or months, the fol-
lowing is recommended.
®

Flush PAUL
out of the bottom or side outlet.
®

Fill PAUL with at least 50 Liter of clean water (the membrane module must be im-
mersed).

Use a chlorine concentration in this water at about 1 mg/Liter (1 ppm) active chlorine.
Example: If PAUL
chlorine. See chapter 8.1 for further instructions.
The membrane can stand a chlorine load of 500,000 mg/(L*h). This means, that with a con-
centration of 1 mg/L, the maximum time to expose the module to this conditions (soaking
time) is 500,000 hours (which is close to 60 years!), so there will be no chlorine introduced
damage to the membrane material.
PAUL Station Manual 2019-05-25
®
out of operation for a long period of time
with clean water according to chapter 6.2.1 until only clean water comes
®
is filled with 50 Liter, you need 50 mg active chlorine = 0.05 g active
page 29
25.05.2019