7
Servicing
System Filter– 6 720 803 839 (2014/03)
4
Servicing
▶ Turn both isolation valves to the marked OFF position.
▶ Loosen the air vent to release the internal pressure.
– Then re- tighten the air vent.
Fig. 11
Close isolating valves
▶ Using the tool for body (larger of the two) steady the
system filter.
▶ With the tool for the cap gripping the base, loosen the base
and carefully unscrew.
Collect the filter contents in a container placed underneath
the filter.
Fig. 12
▶ Remove the base [1] from the system filter, ensuring that
any water or debris is caught within the container.
▶ Slide the magnetic cap sheath off the base [2].
▶ Wipe clean the magnetic cap sheath [2} and base [1].
▶ Reassemble the magnetic cap sheath onto the base section
and carefully screw the base section back into the canister.
Fig. 13
▶ Using the tool for body (larger of the two) steady the
system filter.
▶ Using the tool for cap, grip the base and tighten until
sealed, do not over tighten.
Fig. 14
NOTICE:
Before commencing any servicing
work, turn off the electrical supply to the
boiler.
Protect the surface below the system filter
with a suitable container to capture water.
6720803839
-10.2W
o
6720803839
-1
1.3W
o
6720803839
-12.2W
o
2
1
6720803839
-13.3W
o
Содержание CB-L1936LCD/DVD
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