dosatron D 8 RE 2 - Changing Dosing Seals; Suction Valve Seal Maintenance

©
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. 26Fig. 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)