Installation / Operation Instruction Manual
37
Troubleshooting continued-
LEDStatus ControlStatus ProbableCause
Sixflashes‐two
flashes,threesecond
pause(Softlockout)
Pressureswitchor
blowertemperature
switchopened
duringburner
operation.
Systemautoresets
after5minutes.
1.Pressureswitchtubingkinkedorblocked.
2.Ventblockageorimpropervent
configuration.
3.Ventterminationbeingaffectedbywindy
conditions.
4.Blowernotspinning
uptospeed.
5.Venttemperaturetoohigh.
6.Faultypressureswitchorblowertemp.
switch.
Sixflashes‐three
flashes,threesecond
pause(Softlockout)
Pilotflame
extinguished.
Systemresetsafter5
minutes.
1.Unstablepilot.
2.Pilottubeblockedorrestricted.
3.Oxidationbuilduponpilotelectrode.
4.Wiredamagetopilotassemblyorbad
connectionatgasvalve.
5.Insufficientcombustionair.
Sixflashes‐four
flashes,threesecond
pause(Softlockout)
Undesired‐falsepilot
flamesensed.
Systemautoresets.
Pilotvalvestuckinopenposition.
Sevenflashes,three
secondpause
Flammablevapor
sensorfault
detected,see
warninglabel
1.Flammablevaporpresent
2.Flammablevaporsensorexposedto
excessive
moisture
3.Flammablevaporsensorexposedto
extreme
ambienttemp
Eightflashes‐one
flash,threesecond
pause
Flammablevapor
sensoroutof
specification.
Possibleshort.
1.Flammablevaporsensoroutof
specification
2.Possibleshort.
Eightflashes,two
flashes,threesecond
pause
Temperaturesensor
fault
1.Damagetosensororwireincontrol’swell.
2.Control’ssensorresistanceoutofrange.
3.Replacecontrol.
Eightflashes‐three
flashes,threesecond
pause
Electronicsfault
detected
1.Verifycontrolisnotwetorphysically
damaged
2.Resetcontrolon/offswitch.
3.Replaceelectronicmoduleif8‐3error
persists
Eightflashes‐four
flashes,threesecond
pause
Gasvalvefault
detected.
1.Verifycontrolisnotwetorphysically
damaged.
2.Resetcontrolon/offswitch.
3.Replacegascontrolif8‐4errorpersists