32
Model VK4115V1022:GasValve
CheckPoint
(CircuitBoard)
CN9
Function
The part for controlling electrically the supplied gas volume and for performing
optimally the combustion.
FailureEvent
① Gas leakage occurs.
② Gas valve is not operated. (Unable to open/close)
③ Gas flow is not modulated. (Proportional gas valve)
Eects
① Gas leakage from the water heater.
② Spark is not generated..
③ Operation of product is stopped.
④ Carbon monoxide exceeding the reference is discharged.
ErrorCode
Er 11, Er 40
Diagnostic
① Check the connection and breakage of gas valve.
② Check the connection and mounting location.
③ Check the flue of water heater.
④ Check range of voltage.
Color/WireNumber
GasValve(purple/purple):connector⑥,⑫
1.Backpressure
:1stvalve:0.725PSI(5kPa)
:2ndvalve:0.145PSI(1kPa)
2.Ambienttemperature:
:5~158℉(-15℃~70°C)
3.Maxinletpressure:0.87PSI(6kPa)
4.OperatingRatings:AC120V/60Hz
*Betweenterminalbelow.
Chapter2ComponentsDescription