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Appendix
Water pump & Flow Sensor
Display Explanation
Low flow rate error
• in case of low flow rate in 30 sec during water pump signals is ON(Starting)
• in case of low flow rate in 15 sec during water pump signals is ON(After starting)
E911
• Water pump ON ( Low flow rate ) : NOT enough water flow
Water flow < 12LPM (AE120RXYD** / AE160RXYD**)
Water flow < 7LPM (AE050RXYD** / AE080RXYD**)
Water flow < 7LPM (AE080/120/140BXYD**)
Water Flow < 7LPM (AE050/080/120/160CXYD**)
NOTE
• AE200DNX***, AE160DNZ*** (2 zone built-in type) model has 2 pumps built-in. It is necessary to check
which pump among the main INV pump and the Fixed pump causes the error. Use the controller's
'Self Test Mode' to check the operation status of each pump.
Water flow range
Water flow rates (LPM)
Min Max
AE050RXYD** / AE080RXYD** 7 48
AE120RXYD** / AE160RXYD** 12 58
AE080BXYD** / AE050CXYD** / AE080CXYD** 7 48
AE120BXYD** / AE140BXYD** / AE120CXYD** / AE160CXYD** 7 58
DB68-12922A-02_IB_24Y EHS AE7000D_EU_EN_.indd 53DB68-12922A-02_IB_24Y EHS AE7000D_EU_EN_.indd 53 2024-12-11 오전 10:04:492024-12-11 오전 10:04:49