Smeg CW–511 MDA User Manual page 29

9 MALFUNCTIONS SHOWN ON THE DISPLAY (FOR
The warewasher is able to identify a number of malfunctions and show them on the display.
If the problem persists after the warewasher has been switched off and back on, proceed as described
below:
E.1 Boiler temperature
probe malfunction
E.2 Tank temperature probe
malfunction
E.3 Water intake
malfunction
E.4 Boiler overheating.
E.5 Tank overheating
E.6
Water not pumped out
of tank
E.7 Boiler heating
malfunction (does not
heat up)
E.8 Tank heating malfunction
(does not heat up)
E.9 Microprocessor failure
CW/CWH – 511 MDA
THE USER)
Switch off the appliance and back on and perform another cycle; if
the problem persists call the after‐sales service.
Switch off the appliance and back on and perform another cycle; if
the problem persists call the after‐sales service.
Water intake not completed in the maximum time allowed
Check dynamic pressure in intake system: the water intake filter
may need cleaning, the tap may be turned off or the rinsing
nozzles may be fouled.
Switch off the appliance wait 15" and back on and perform
another cycle; if the problem persists call the after‐sales service.
Switch off the appliance wait 15" and back on and perform
another cycle; if the problem persists call the after‐sales service.
Inspect the filters for dirt and check that the drain hose is not
blocked, bent or crushed.
Check that the drain pump is not blocked by dirt by removing the
insert on the sump (from inside the tank)
If the problem persists:
‐ with tank empty: tank pressure switch has failed (continuous full
reading)
‐ with tank full: drain pump failure
If the system fails to pump out because the drain pump is fouled
(as a result of incorrect filter positioning), proceed as follows:
Bale out the appliance with a suitable receptacle and disconnect it
from the electrical mains.
Unscrew the screw A, release the tang B and lift it.
Check that the impeller of the drain pump underneath the cover
turns freely, and is free from dirt, limescale residues, or pieces of
glass. Never use tools, screwdrivers, scissors, etc.
Switch off the appliance and back on and perform another cycle; if
the problem persists call the after‐sales service.
Switch off the appliance and back on and perform another cycle; if
the problem persists call the after‐sales service.
Switch off the appliance and back on and perform another cycle; if
the problem persists call the after‐sales service.
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