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5 Cleaning
Removal of internal sediments
a.
b.
997702
a. Unscrew the water inlet nozzle
(thread or hose nipple).
b. Unscrew the hose nipple for vacuum
connection.
Do not dismantle the instrument any
further!
c. Immerse all parts into diluted
hydrochloric acid (1:1) or a common
deliming agent.
d. Allow time for reaction, then rinse the
parts thoroughly with water.
e. Re-assemble all parts in the reverse
order. Screw tight by hand. Do not
use force.
NOTICE
Operating manual
25
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