User Interface And Main Board Connectors; Main Malfunctions Not Due To The Main Board; Connector Layout - Electrolux EPPWELGM5 Service Manual

12 USER INTERFACE AND MAIN BOARD CONNECTORS

12.1 MAIN MALFUNCTIONS NOT DUE TO THE MAIN BOARD

The display shows
No cycle starts
A cycle fails to start
After replacing the main board only the 3
Cycle time longer than that foreseen
Noisy wash pump (only on HT and PP versions)
12.2 CONNECTORS LAYOUT
LAYOUT 1
KEY
CN1 Rinse pump/wash pump/solenoid valve outputs
CN2 Pressure/atmospheric dishwasher solenoid valve connection
CN3 Detergent/rinse aid dispenser and drain pump outputs
CN5 Tank/boiler temperature sensor inputs
CN8 Energy peak controller input
CN12 User interface inputs/outputs
CN15 Overflow/tank level/board feed input
CN16 User interface inputs/outputs and hood/door sensor input
DOC. NO. 5956.65J.00
EFS - Dishwashing Systems Platform
Electrolux Professional

with door/hood closed
rd
ZHTA / AHTA / EHTA
Check door/hood micro/sensor
Check the user interface buttons (have they remained
pressed? etc.)
Is a user interface button extension missing?
The main board is still configured for LS5/WT4.
cycle starts
Does the boiler work?
Is the feed water at 50°C?
Check the current for single phase during operation.
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