7. Tank monitor and general fault handling
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– WTS-300-E - V4.1 - 20.01.2022
Page 71
F43 Washing aborted manually
- washing stops
- outlet valve is opened for time [n100]
(during the emptying phase the display alternates between F43 and AbL)
-
the red LED “FAULT” then flashes, with error code F43
Washing was stopped manually using the OFF button.
Note: press OFF button again to stop the draining phase ahead of time.
F44 Timeout for water intake by level
- washing stops
- outlet valve is opened for time [n100]
(during the emptying phase the display alternates between F44 and AbL)
-
the red LED “FAULT” then flashes, with error code F44
Possible cause of fault:
- Water valve faulty
- No pressure in water pipe
- Water circuit damaged / interrupted
F45 Water in tank after emptying
- level electrode reports water
-
the red LED “FAULT” flashes
At the end of the draining phase there is still water in the tank.
Possible cause of fault:
- Water valve has not closed / is faulty
- Draining phase set too short
Function is activated in parameter [r33].
F46 Water intake monitoring
- washing completed
- fault is shown in the display
Before the expiration of the minimum water intake time, the level electrode
reports the water level.
Possible cause of fault:
- Level electrode defective or incorrectly connected.
F48 Timeout for heating for washing
- washing completed
- fault is shown on the display
During the heating phase the pre-set temperature [n106 / n107 / n108]
was not reached within the pre-set time [r37].
Possible cause of fault:
- Heater faulty
- Pressure switch has triggered
- Water circuit damaged / interrupted
F49 Excess temperature monitor for heater
- washing completed
- fault is shown on the display
During washing the heater's dry-running protection has triggered (if set in
[r39]).