E03
Drain Pump Failure
Do not run WM till enviromental conditions in
product specifications are met
Clean pump filter/remove foreign object
Refit loose sockets/connectors, replace cable
group if connectors/sockets are worn
Replace pump
Replace cable group
Are environmental
conditions are OK?
Is pump filter clogged or is there
a foreign object around pump
propeller?
Check PCB socket
connections. Is thee any
loose socket/connector?
Similarly check pump
connectors. Is it loose?
Test pump component as
explained in service
manual. Is pump
component OK?
Redo same pump
test by PCB sockets?
Is it still OK?
Replace PCB
NO
YES
Environmental conditions:
-Voltage range should be in as specified
in instruction book.
-Water pressure should be as specified
in instruction book.
-WM should be grounded properly.
-There should be enough ventilation
space from ground.
-Other environmental specifications and
requirements should be met which are
mentioned in instruction book of WM.
Clean cloggage, replace water inlet
hose/valve if required.
Check waster inlet hose &
valve enterance. Are there
any cloggage in hose and
around filters?
Summary of Contents for D4 Series
Page 1: ...Manuel de service Séries D4 ...
Page 37: ...9 Wiring Diagram ...
