9760465
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ERR
Description
Possible cause
Measures / remedial action
305
Number of boiler fills insufficient
for rinsing. Tank level 2 not
reached
• Feeding water pressure too low
• Inlet filter soiled
• Rinse nozzles dirty
• Air trap dirty
• Condensate in level pipe
• Feed hose kinked/discon-
nected/leaks
• Level sensor defective
• Plug contact not connected
properly
• Check water supply
• Check feed hose
• Clean inlet filter
• Clean rinse nozzles
• Call a service technician!
306
Max. tank level exceeded Tank
level analysis disrupted.
• Air trap dirty
• Condensate in level pipe
• Level sensor defective
• Plug contact not connected
properly
• Empty dishwashing machine
and refill
• Call a service technician!
307
Tank level sensor defective
• Connection plug loosened
• Sensor or I/O circuit board defec-
tive
• Call a service technician!
310
Temperature sensor short-circuit
• Sensor defective
• Sensor position not correct
• Plug contact not connected
properly
• Not possible to continue
working
• Call a service technician!
311
Temperature sensor interruption
312
Actual tank temperature too high
(>85°C)
• Contactor sticking
• Incorrect sensor/defective sensor
• Not possible to continue
working
• Call a service technician!
701
ActiveClean interim container
does not get full
• Water inlet insufficient (water fau-
cet closed)
• ActiveClean level switch does not
switch/defective
• Aquastop valve defective
• Check water supply
• Call a service technician!
702
ActiveClean interim container
does not empty
• ActiveClean pressure booster
pump overheated/defective
• ActiveClean level switch does not
switch/defective
• ActiveClean valve does not switch
• Call a service technician!
8.9
Change authorisation level
Key/symbol
Meaning
On/Off button
Start programming
Wash key
Confirm entry and jump to next position in the code
Wash programme key 1
Increase value by one
Wash programme key 2
Decrease value by one
Содержание UPster H 500 M2
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