38
Model HeatExchanger(STS)
CheckPoint
(CircuitBoard)
N/A
Function
ThepartforheatingthehotwaterbyAbsorbingthehigh-temperatureheatgeneratedat
theburner.
FailureEvent
①Waterorexhaustgasleakage.
②Abnormalheatexchange.
Eects
①Operationofproductisstopped.
②Exhaustgasleakage.
③Abnormalnoiseoccurs.
ErrorCode Er20,Er33,Er43,Er94
Diagnostic
Checktheheatexchangersurfaceforcracksorleaks.
Color/WireNumber N/A
1.Heatexchangemethod:Instantaneous
2.Material:SUS
3.Construction:SUSbrazing
Chapter2ComponentsDescription