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TM 55-1905-223-24-7
n. Remove clamps and lids.
o. Remove filter cartridges.
p. Reinstall lids and clamps. Secure clamps.
q. Remove plug on filter No. 1 and insert funnel.
r.
Dissolve preservative package #3 (sodium metabisulfite) in 1 quart product water (unchlorinated).
WARNING
Package No. 3 contains sodium metabisulfite. Read the warning label on
the package and observe all safety precautions regarding its use.
CAUTION
Chlorinated water is damaging to the RO membranes. Use only product
water taken from unit before any chlorine has been added.
s.
Pour solution into filter No. 1 pressure tank. Install plug.
t.
Switch POWER SWITCH to ON (up).
u. Note elapsed time meter reading.
v.
Operate closed loop for 50 minutes.
w. Switch POWER SWITCH to OFF (down).
x.
Loosen and remove upper clamps and lids on both micron prefilters.
y.
Install filter cartridges.
z.
Install lids and clamps; secure clamps.
2-119/(2-120 blank)

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