GF 1840 Notice D'utilisation Et D'entretien page 35

Maintenance
Repairs to the JRG fine filters must not
be attempted.
Replacement of filter element
Before closing the valves,
fill a clean bucket with water.
- Close the valves before and after the
fine filter.
Check before closing the
valves if no machine or device
is in operation on the same
network.
- Close filter valves 3 (turning clock-
wise). This opens the filter bypass.
- Remove screw cap 6 from hose
nipple on drain valve 5.
- Empty the filter cup 2 by turning
the black wheel on the drain valve 5
(max. 1 turn clockwise).
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