Brita PURITY 450 Quell ST Manual De Instrucciones página 36

10 Troubleshooting
10.1 No water fl ow
Cause: Water intake closed.
Troubleshooting: Open water intake on the upstream stop valve or inlet valve
Caution: The following faults may be remedied only by trained and authorised personnel.
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10.2 No or low water fl ow in spite of open water intake
Cause: Mains pressure too low.
Troubleshooting: Check mains pressure.
If the fault continues in spite of adequate mains pressure, check the fi lter
system and fi lter cartridge and change if necessary.
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Operating and Safety Information (Chapter 3).
10.3 Leak at Screwed Connections
Cause: Screwed connections not fi tted correctly.
Troubleshooting: Check mains pressure. Check all screwed connections and mount according to
Chapter 4.
If the fault continues, exchange fi lter system.
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Operating and Safety Information (Chapter 3).
10.4 Leak after Filter Replacement
Cause: O-ring at the fi lter cartridge is not seated correctly.
Troubleshooting: Check correct seat of the O-ring (Chapter 6.2).
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and Safety Information (Chapter 3).
10.5 No Display Function
Cause: Battery drained.
Troubleshooting: Replace display unit (Order number see Chapter 13).
Note: When replacing the display unit, follow the enclosed handbook.
10.6 Data on Display Flashing
Cause: Monthly limit expired or the remaining capacity of the fi lter cartridge is exhau-
sted (Chapter 5.2).
Troubleshooting: Replace fi lter cartridge (Chapter 6).
10.7 Bypass setting in the display does not agree with the setting of the bypass screw
(cf. 10.8/10.9)
Cause: Filter was not commissioned correctly.
Troubleshooting: Flush fi lter again (Chapter 5.4). Check data in the display after fl ushing
(Chapter 5.5).
10.8 Bypass setting in the display does not agree with the setting of the bypass screw
(cf. 10.7/10.8)
Cause: Valve strip of the by-pass setting not set correctly.
Troubleshooting: Flush fi lter system again and readjust bypass screw (Chapter 5.3)
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Caution: Prior to changing, read the Technical Data (Chapter 12) and the
Caution: Prior to changing, read the Technical Data (Chapter 12) and the
Caution: Prior to dismantling read the data (Chapter 12) and the Operating
on inlet hose .
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