Grundfos RMQ-A Montage- Und Betriebsanleitung Seite 131

Pos. Description
The water level in the collecting tank is indicated in 10% steps. The water levels in between,
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e.g. 45%, are indicated by another light intensity of the 40% and 50% indicator lights.
The potentiometer is only used during start-up when setting the maximum water level in the
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collecting tank.
3 Press the button to activate or deactivate the liquid level indication.
4 The indicator light shows that the pump is ready for operation.
Press the "On/Off" button to start or stop the pump. The button can also be used for manual re-
setting of the alarm indication "Alarm".
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• Press the button once to reset the alarm indication.
• Press the button again to start the pump.
6 The indicator light shows that the pump has been stopped.
7 The indicator light "Pump on" is permanently on when the pump is operating.
As standard, the "Auto reset" function is activated on delivery.
When the indicator light is
• on, the "Auto reset" function is activated. The pump will automatically attempt to restart
every 30 minutes after an alarm/fault over a period of 24 hours. After this period, the pump
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will remain in the alarm condition.
• off, the "Auto reset" function is deactivated. The pump will not restart after an alarm/fault.
By pressing the "On/Off" button (5) for 5 seconds, the "Auto reset" function can be activated/
deactivated.
The indicator light "Alarm" is permanently on when the pump is in alarm condition.
The alarm condition may have been caused by:
• dry running,
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• overtemperature,
• overloaded motor or
• seized-up motor/pump.
10 Press the button to change over between the operating modes "Only" and "Auto".
The indicator light shows that the three-way-valve for the mains water supply is open.
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Mains water is supplied as required.
12 The indicator light "Only" shows that the system is supplied with mains water only.
The indicator light "Auto" shows that automatic changeover between mains water operation and
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rainwater operation is carried out.
The indicator light "Emergency overflow" is flashing in case of too high mains water level and
14 overflow from the mains water tank. Automatic changeover to mains water operation.
An acoustic warning signal is given.
The indicator light "Backflow" is only active if backflow monitoring equipment (accessory) has
been installed.
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Alarm indication: The indicator light is flashing if sewage water is running back into the collect-
ing tank. Automatic changeover to mains water operation. An acoustic warning signal is given.
The indicator light "Filter cleaning" is flashing every 120 operating days to remind the user that
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the rainwater filter may need cleaning.
Press the "Reset" button to reset optical and acoustic alarm and warning indications.
• Reset the acoustic signal by briefly pressing the button.
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• Reset the optical signal by pressing the button for approx. 5 seconds. The desired operating
mode "Auto" or "Only" can be selected by means of the button pos. 10.
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