What to do if my Graf Water Pump has no display and no light due to mains failure?
If there is a mains failure resulting in no display or light on your Graf Water Pump, check the power supply to both the system and the control system. Ensure the system is turned on. Verify the voltage at the control cabinet. In case of a power outage, waiting for the resumption of the power supply might be the only solution.
Why is the water level in the activation tank of my Graf Water Pump unusually high?
If the water level in the activation tank of your Graf Water Pump is unusually high, it could be due to several reasons. The system might be running in holiday mode; if so, end holiday mode. There might be incorrect control system settings, which should be checked by a maintenance technician. A clogged drain siphon can cause this issue, so allow the tank to be pumped out and clean the siphons. Also, check for leaks in the air hose to the drain siphon and seal any hose connections. If the system has been flooded from an external water source, wait for the flooding to subside. In case of a defective control system, contact a maintenance company.
Why does my Graf Water Pump system smell, and the treated water is cloudy or discolored?
If your Graf Water Pump system smells, and the treated water is cloudy or discolored, it may be due to insufficient air entering the system. Have a service company increase the ventilation time. It can also be single-sided ventilation due to defective air admittance valves, in that case get in touch with maintenance company.
What causes one-sided ventilation or large air bubbles in my Graf Water Pump?
If ventilation in your Graf Water Pump is one-sided or large air bubbles appear at points, it could indicate a defective membrane unit, or leaky air admittance valves. In both cases get in touch with maintenance company.
What to do if there is compressor overcurrent in my Graf Water Pump?
If there's a compressor overcurrent in your Graf Water Pump, it might be due to a short-circuit. Check the supply to the control cabinet.
What to do if the compressor current is too low in my Graf Water Pump?
If the compressor current is too low in your Graf Water Pump, the compressor may not be working or receiving power. Check the compressor in manual mode.
What to do if my Graf Water Pump has no display, but the light is green?
If your Graf Water Pump shows no display but the light is green, turn the system off and back on again after 10 seconds.
How to set the clock on a Graf Water Pump?
If the internal clock/date is not set on your Graf Water Pump, set the date and time via the menu item.
What to do if the water level in my Graf Tank Equipment is unusually high?
If the water level in your Graf Tank Equipment's activation tank is unusually high, it could be due to several reasons. The system might be in holiday mode or stuck in cycle pause. Incorrect control system settings, a clogged drain siphon, a leaking air hose to the drain siphon, or external flooding could also be the cause. In rare cases, the control system itself may be defective. To resolve this, end holiday mode if active. Have a maintenance technician check the control system settings. Allow the tank to be pumped out and clean the siphons. Seal any leaking hose connections. Wait out any flooding. If problems persist, contact a maintenance company.
Why does my Graf Tank Equipment system smell, and the treated water is cloudy or discolored?
If your Graf Tank Equipment system smells, and the treated water is cloudy or discolored, it may be due to insufficient air entering the system or single-sided ventilation caused by defective air admittance valves. To fix this, have a service company increase the ventilation time. Also, check the ventilation and contact a maintenance company.
General| Brand | Graf |
|---|---|
| Model | one2clean |
| Category | Water System |
| Language | English |
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