GF JRG 1830, Инструкция по эксплуатации и техническому обслуживанию

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35
E
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.
- Remove screw cap 6 from hose nipple
on drain valve 5.
- Empty the filter cup 2 by turning the
black wheel (max. 1 turn clockwise)
on drain valve 5.
- Open the vent screw 3
(turn counter clockwise).