FAQs

FAQs

We recommend a new filter at least every 6-12 months, depending on usage and water quality.
Yes, you should always use the correct filter for your water system. They can be purchased online on this website or through a Billi merchant.
Yes. As filters catch contaminants, they become soiled. Billi undersink water systems use mains pressure, so reduced chilled water flow indicates you should change filters.
The indicator lights tell you what’s going on. Flashing red means boiling water hasn’t reached 99°C yet. Flashing blue means water hasn’t chilled to set temperature. Both lights will glow solid when this happens.
Yes. As filters catch contaminants, they become soiled. Billi undersink water systems use mains pressure, so reduced chilled water flow indicates you should change filters.
The indicator lights tell you what’s going on. Flashing red means boiling water hasn’t reached 99°C yet. Flashing blue means water hasn’t chilled to set temperature. Both lights will glow solid when this happens.
The orange light will flash continually when your water filter needs changing.
The heating element may have blown or overloaded. Contact our National Service Centre to arrange a service of your system.
Push the SELECT button, then arrow down to OPTIONS. Push the SELECT button and set Safety Switch to ON. Touch the indent on the black panel on the back of the tap to allow for a short boiling water flow.
All Billi units are equipped with an internal or external PLV (Pressure Limiting Dual-check Valve). Debris coming through the pipe may have stuck to the PLV filter screen inlet. Check the filter screen is clear. Debris may also have passed through the PLV and blocked the water filter.
The red hose may be twisted or kinked inside the benchtop mount. Disconnect the hose from the barb fitting on top of the Billi undersink unit. You should be able to easily blow through the tube. Place your hand under the tap to check for airflow.
This is normal. The undersink unit will prime the cold tank on installation. Running will stop when the hot water tank fills to the first level.