Operating and installation instructions FLUSH 2.0 Contents Page Safety information Instructions for fitting and initial operation General instructions Product description Technical data Items supplied Handling Programming the flushing system Correcting malfunctions Manufacturer...
Dry all of the individual components before storage and are damaged or unsecure, the additional weight of the disconnect the battery. Store the components of the flushing flushing system can cause leakage. system in the case provided. 3.3 Disposal Please dispose of the packaging for this product in an Instructions for fitting and initial operation environmentally friendly way. Do not dispose of batteries Only suitably qualified technicians using appropriate tools with domestic refuse. Take them to special battery collection should install and set-up the FLUSH 2.0 flushing system. points. NOTE Product description The battery of the flushing system lasts for one year. Aqua free has developed the FLUSH 2.0 flushing system The date of the next battery change can be recorded to automatically and individually flush water outlets that are on the device itself using the stickers supplied. rarely used or left unused for periods of time. It prevents water stagnation and the threat of microbial contamination in In the event of battery failure the valve failsafe position the pipes. is CLOSED and the “DELAY”, “FREQUENCY” and FLUSH 2.0 can be easily installed on any taps, showers “RUN TIME” LEDs on the display will flash repeatedly. or other water outlets in private homes, public buildings or When the battery is changed the flushing program will commercial establishments. return to its default settings. The required programme Recommendations for flushing cycles and flushing should be re-entered and then re-activated by pressing the SET key for at least five seconds.
Technical data WARNING Coupling options provided M24×1; M22×1; G½" If the flushing system is used without non-return valves Operating voltage: 9 Volt DC being fitted or working, any back pressure from the hot water supply risks contaminating the whole of the Operating pressure: 0.2 - 10 bar drinking water supply system. 5° - 60° C (without limitation) Non-return valves should be fitted on both the hot water Water temperature: 60° - 90° C (lifetime reduced and cold water supply pipes to the tap. by 40%) Flow rate: 20 l/min The flushing system should not be used without functioning non-return valves in place. IP rating: IP68 Batteries used: 1× 9 volt PP3 (alkaline) ■ R emove the aerator (from taps) or unscrew the shower 30 sec; 1 min; 2 min; 3 min; Flushing durations: hose (from showers) 4 min;...
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■ ■ Connect the snap contact of the flushing system to M oisten the O-ring of the FLUSH coupling with water (for the battery. Remove the protective film from the battery if easier and safer installation); then push the coupling into necessary. Once the battery is installed the system performs the adaptor with a slight turning movement and lock the a system check in which each of the LEDs flashes once in FLUSH 2.0 in place with the U-clamp. Check that the turn. flushing system is seated securely. NOTE The flushing program cannot be activated if the battery voltage is too low. In this case the “DELAY”, “FREQUENCY” and “RUN TIME” LEDs flash and the battery must be replaced. ■ P rogram the flushing device, if necessary refer to section 8.3. ■ R eplace the black cover on the battery compartment and ■ Turn on the tap and no water should flow. screw the transparent cover back into place. ■ Carry out a test flush (see section 8.3) ■ E mpty the washbasin and check that the water can flow away freely. Fix the water level switch to the inner edge of the washbasin with the float pointing vertically down- wards. Regular checks: ■ W et the suction cup with water so that it holds firmly to ■...
After use: The LEDs are turned off after one minute of inactivity. If one of the three keys is pressed for three seconds the display is ■ T urn off the tap, remove the U-clamp and disconnect the turned on again. FLUSH unit. ■ T o deactivate the flushing electronics unscrew the 8.3 Examples transparent cover and remove the black battery cover. The function to be changed can be selected by pressing the Then disconnect the battery from the FLUSH unit. “SET” key repeatedly. The required times can then be set ■ Release the level switch. with the “+” and “-“ keys. ■ D ry the flushing system and store the components in the NOTE case provided. ■ Replace the tap aerator or shower hose as appropriate. After the “+” and “-“ keys have been released the most recent values are stored. These new times will Programming the flushing system be used for the next flushing cycle. 8.1 Operating principle The following illustrated examples provide explanation of the different functions available: DELAY: Preselection of starting time/ delay before the first flush The flushing system is controlled with the three keys labelled “SET”, “+” and “-“ at the bottom of the operating panel. 8.2 Default settings Example: DELAY = 2h The default settings of the flushing system are as follows: The first flush begins in 2 hours.
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RUN TIME: Duration of flushing Trouble Shooting The following table provides typical error modes an sesolu- tion for the FLUSH 2.0 unit. If your error is not listed please contact your local Aqua free representative. Error Cause Procedure Flushing Water supply Check that the tap programme faulty and any isolation does not run valves are open The flushing Press SET key for program has not 5 seconds Example: RUN TIME = 5‘: Flushing continues for 5 minutes. been saved The battery is flat Change the battery Times can be increased with the “+” key. (the “DELAY”, Times can be reduced with the “-“ key. “FREQUENCY” and “RUN TIME” MANUAL: Mode for drawing water manually and LEDs are checking the functioning of the flushing system flashing) (test flush) Level switch Check that the incorrectly fitted level switch can move freely and the float is pointing downwards Level switch Washbasin is not...
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