Acqua Brevetti FT120 Manual de instalação e funcionamento - Página 8
Procurar online ou descarregar pdf Manual de instalação e funcionamento para Sistemas de filtragem de água Acqua Brevetti FT120. Acqua Brevetti FT120 9 páginas.
Imprimir páginaMAN055 – REV. 0 DATE: 11.01.2011
5.1.5 Troubleshooting
Problem
High head losses across the
filtering cartridge
Water draw from discharge
valve
Increase
of
the
pressure
downstream
the
pressure
reducer in the presence of a
boiler
The pressure reducer do not
maintain the pressure set
Water leakage from the upper
part of the pressure reducer
Attention
This kind of operations must be done by qualified technical personnel
Acqua Brevetti 95 s.r.l.
DRAFT BY: U.T.
Cause
Dirty filtering cartridge
Discharge valve not completely
closed (dirt in the o-ring seat)
Filter out of phase
Water overheating, increase of
water volume.
Foreign bodies in the shutter
gasket
Pressure
reducer
membrane
damaged
Solution
Activate back wash
See paragraph 5.1.6 "Discharge valve cleaning".
See paragraph 5.1.5 "Placing the filter in phase"
Install an expansion tank.
Open the pressure reducer and clean the
gasket. Check the filter which is probably not
properly working.
Replace the membrane.
PAG. 8 DI 9