Yolink YS7904-UC Installation & User Manual page 31

Water leak sensor 2
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Replacing the Ba eries
Remove the sensor from its moun ng loca on
Op onal
ly, remove the sensor
Open the ba ery cover and remove the old ba eries
Observing polarity, insert two new AAA ba eries and close the ba ery cover
Please note: do not mix old and new ba eries
Take down sensor
Remove old ba eries
cable
Remove the sensor cable
(op onal)
Install two new AAA ba eries
Open ba ery cover
2 x AAA
Close ba ery cover
29

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