Watts WHOF-1 Notice De Montage, D'utilisation Et D'entretien page 5

UK
Remark: after the maintenance, slowly turn on a water supply
(tap) downstream the installed unit and let the water flow for at
least 5 minutes before the use.
WARNING
For persistent encrustations onto the filter net or if the pressure
difference between the two manometers remains above 1 bar
after cleaning the filter, replace the filter with a new one.
We recommend replacing stainless steel net cartridges at least
every 48 months. The filter bowl must be replaced with a new
one at least every 5 years.
Follow the local regulation in force when disposing cartridges
and bowls.
7. Troubleshooting
See here following a series of problems that may occur due to
incorrect installation or maintenance or improper use, possible
negligence or due to filter or filter parts consumption.
PROBLEM CAUSE
Water does not run from • Cartridge clogged.
faucets. • Bowl broken.
• Cut-off valves and/or
By-pass closed.
Unfiltered water runs from • Cartridge broken.
faucets. • Spring broken.
• Cartridge gasket ruined.
• By-pass valve open.
The cartridge does not • Insufficient pressure in
clean during self-cleaning the bowl.
operation. • Cartridge not correctly
positioned in the bowl.
Water leaks between the • Bowl o-ring ruined.
filter head and bowl.
Water leaks from connec- • Sealant insufficient.
tions between pipes and
from the sides of the filter.
Water leaks between the • Drain valve gasket
bowl and drain valve. damaged.
The descriptions and photographs contained in this product specification sheet are supplied by way of information only and are not binding. Watts Industries reserves the right to carry out
any technical and design improvements to its products without prior notice. Warranty: All sales and contracts for sale are expressly conditioned on the buyer's assent to Watts terms and
conditions found on its website at www.wattswater.eu. Watts hereby objects to any term, different from or additional to Watts terms, contained in any buyer communication in any form,
unless agreed to in a writing signed by an officer of Watts.
SOLUTION
• Clean the cartridge fol-
lowing the extraordinary
maintenance procedure.
• Replace the bowl and
o-ring.
• Open the closed cut-off
valve or by-pass.
• Replace the cartridge.
• Replace the spring.
• Replace the cartridge
gasket.
• Close the by-pass valve.
• Check the drain pipe: if
pinched or bent, remove
the problem.
• Rotate the cartridge
clockwise or counter-
clockwise so that it
moves vertically without
strain in the bowl.
• Replace the o-ring.
• Add a few turns of
sealant.
• Replace the gasket.
Watts Water Technologies, Inc.
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