Electrolux
EFS – Dishwashing Systems Platform
Electrolux Professional
Electronic Dishwasher
SERVICE MANUAL
DOC. NO. 5956.446.06
©Copyright 2005 by
Electrolux Professional
P.82/88
13.
ALARM MESSAGES AND TROUBLESHOOTING
A Alarms that stop the dishwasher
A 1
Want of water
Is the water cock open?
Does the water load solenoid valve work?
Is the water feed flow a min. of 5 l/min?
Is the water inlet filter clean?
Is the load solenoid valve filter clean?
Is the overflow inserted?
Is the main board (ATM-PRES) CN2 connector correctly positioned?
Do the tank/boiler pressure switches work properly?
B Alarms that don't stop the dishwasher
B 1
Drain not efficient
Has the overflow been removed?
Is the water drain blocked?
Is the drain pump blocked?
Are the air trap and tank pressure switch clean?
Is there a constriction in the drain tube?
Is the pump breather pipe returning to the tank clogged or constricted?
Does the tank pressure switch work properly?
Is there a hole in the drain tube (only for versions with drain pump)?
B 2
Overflow alarm
Is the water drain blocked?
Are the air trap and tank pressure switch clean?
Does the tank pressure switch work properly?
Is the load solenoid valve blocked? (E1 - LOAD_EV)
Is the load solenoid valve relay stuck? (RL8 - LOAD_EV)