25
Model GasLeakDetectionSensor
CheckPoint
(CircuitBoard)
N/A
Function
Monitorsforgasleakage.Ifgasleakageisdetected,thewaterheaterwillpowerdown.
FailureEvent
Gasleakdetectionsensorisnotoperated.
Eects
Explosionrisksbyleakingthegas.
ErrorCode
Er40
Diagnostic
①Checktheleakagearoundthegasvalveandconnectedpipesbyusingsoapywater.
②Checktheburnerassembly
Color/WireNumber N/A
Chapter2ComponentsDescription