dosatron D 8 GL 2, Owner'S Manual

Page: 25 / 122

©
DOSATRON INTERNATIONAL /
45
©
DOSATRON INTERNATIONAL /
45
EN
©
DOSATRON INTERNATIONAL /
44
CHANGING THE DOSING SEALS
Please refer to the drawings of the different models at the end of this
manual
-
Change the seals once a year
.
- Turn off the water supply and allow the pressure to drop to zero.
- Take off the suction tube of product (
Fig. 24
).
- Unscrew the retaining ring (
Fig. 25
).
- Pull downwards to remove the injection assembly (
Fig. 26
).
- Change the seals, the suction valve and the barbed fitting.
- Re-assemble in the reverse order to the above by hand.
CLEANING AND RE-ASSEMBLING THE SUCTION VALVE SEAL
- Turn off the water supply
and allow the pressure to
drop to zero.
- Unscrew the nut and pull
downwards to remove the
suction tube (
Fig. 27
).
- Unscrew and take off the
suction valve retaining nut
(
Fig. 28
), pull out the valve
assembly, dismantle the
valve and thoroughly rinse
the separate components in
clean water.
- Put the valve components
in the order shown in the
diagram.
Fig. 27 Fig. 28
Fig. 24 Fig. 26 Fig. 25
Reference Designation
REF.
Serial #
REF. / Serial # : ...........................................................................................
EXAMPLE D 8 RE / GL 2 BP AF ii
Type of DOSATRON
RE : adjustable
GL : Green Line (fertigation) [Green]
Dosage ( % or ratio)
BP : by-pass (option)
Dosing Seals :
AF = PH 7-14
VF = PH 1-7
Other extensions
(consult us)