17
“Operation & Maintenance Manual”, “Discfilter HSF2600 series”
6.1.2 Operating the filter cover
1. The filter cover is opened by turning the cover switch to the
OPEN position, see Figure 6.3.
2. When the cover is opened in AUTO operating mode, drum
rotation and backwashing are activated. In the HAND oper-
ating mode the drum rotates.
3. The filter cover is closed by turning the cover switch to the
CLOSE position.
NB
The indicator lamp "COVER NOT OPEN/CLOSED" will illumi-
nate when the cover is not fully opened nor fully closed.
Check that the hinges are fully locked before opening the filter cover, see section 6.1.1 "Hinges".
6.2 Operating the backwash pipe
NB
Prior to servicing, read section 2.7.
1. First open the cover fully
on the backwash pipe
side, see section 6.1 2,
the "COVER OPEN SER-
VICE" lamp will light up
when the cover is fully
open.
2. Extend the backwash
pipe by turning the
backwash pipe switch
to the OUT position, see
Figure 6.3.
3. The backwash pipe is
retracted by turning the
backwash pipe switch to
the IN position.
4. Close the cover, see section 6.1 2.
NB
The indicator lamp "SPRAYBAR NOT IN" must be off to be able to operate the cover.
Figure 6.3
Switch for operating
the cover and backwash pipe
Figure 6.4
Filter cover open and backwash pipe extended.
