Periodic Maintenance; Sample Filter Replacement; Reagent Tube Filter Replacement - ABB Navigator 600 Silica User Manual

Navigator 600 Silica
Single-stream

8.2 Periodic Maintenance

8.2.1 Sample Filter Replacement

The sample filter prevents large particles from entering the wet
section. Filter longevity is related to the level of particulates in the
samples.
A
C
D
B
Fig. 8.2 Sample Filter Replacement
To replace the sample filter:
1. Press the key. The main menu is displayed:
2. Using the and
and press the key.
3. Referring to Fig. 8.2:
A
a. Remove cap from filter holder
Note. Do not remove the sample tubing from
C
connector .
b. Using a suitable tool, remove filter
B
holder .
c. Wet the new filter with demineralized water and fit it
into the holder.
E
d. Wet O-ring with demineralized water and refit
A
cap to filter holder
4. Start the pumps and check that the sample solution is
flowing. If there is air leaking into the filter housing, tighten
the filter cap onto the filter holder.
IM/NAV6S/SS–EN Rev. E
E
keys, highlight 'Start / Stop Pumps'
B
.
D
from filter
B
.

8.2.2 Reagent Tube Filter Replacement

Each reagent tube has an integral filter fitted into the sinker.
Warning.

Ensure that gloves and goggles are worn during any
maintenance and that any spillages are cleaned up
using high-purity water.

Observe all health and safety procedures for handling
chemicals.
Fig. 8.3 Reagent Tube Filter Replacement
To replace the reagent tube filter:
1. Press the key. The main menu is displayed:
2. Using the and
and press the key.
3. Referring to Fig. 8.3:
A
a. Remove cap from reagent or solution bottle
b. Using a suitable tool, remove filter
c. Fit a new filter.
d. Reposition the reagent tube in reagent bottle
A
refit cap .
4. Start the pumps.
8 Maintenance
keys, highlight 'Start / Stop Pumps'
C
from sinker
B
B
.
D
.
and
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