Manual

TROUBLESHOOTING CHART (continued)
PROBLEM POSSIBLE CAUSE(S} CORRECTIVE ACTION
SLOWHOTWATER RECOVERY 1. Insufficientsecondaryair 1.
DRIPFROMRELIEFVALVE
THERMOSTATFAILSTOSHUT
OFF
COMBUSTIONODORS
2,
3.
SMOKINGAND CARBON 1.
FORMATION(SOOTING)
CONDENSATION
BURNERFLAMEFLOATSAND
LIFTS OFFPORTS
Provideventilationto waterheater.Checkflueway
Fluebaffleand burner
2. Cleanflue,locatesourceandcorrect
3. Checkwith gasutilitycompany
4. Replacethermostat
5, Turntemperaturedialto desiredsetting
6. Installadequateheater
7, Correctpiping-diptube mustbeincold inlet
8. Advisecustomer
1. Usea pressurereducingvalveand reliefvalve
2. Lowerthethermostatsetting
3. See"ClosedSystem/ThermalExpansion"
1. Replacethermostat
2. Replacethermostat
1. Provideventilationto waterheater.Checkflue
way,fluebaffle,burner
Clean,locatesourceandcorrect
Providefreshairventilation
2. Flueclogged
3. Lowgas pressure
4. Impropercalibration
5, Thermostatset toolow
6. Waterheatertoosmall
7, Wrongpipingconnections
8. Wastedhotwater
1. Excessivewaterpressure
2. Heaterstacking
3. Closedwater system
1. Defectivethermostat
2. Impropercalibration
1. Insufficientsecondaryair
2. Flueciogged
3. HeaterinstaItedin a confinedarea
1. Insufficientsecondaryair
2. Lowgas pressure
3. Flueclogged
4. Defectivethermostat
5, Heaterinstalledin a confinedarea
6. Burnerflame yellow-lazy
1. Temperaturesettingtoo low
1. Orificetoolarge
2. Highgas pressure
3. Flueclogged
4. Colddrafts
1. Orificetoo large
1. Defectivethermostat
2. Lowgas pressure
1. Pilottine ororifice clogged
2. Lowgas pressure
Provideventilationto waterheater.Checkflueway,
flue baffle,burner
2. Checkwith gasutilitycompany
3. Clean,locatesourceandcorrect
4. Replacethermostat
5, Providefreshairventilation
6. See"BurnerFlameYellow-Lazy"
1. Increasethetemperaturesetting
1. Replacewithcorrectorifice
2. Checkwith gasutilitycompany
3. Cleanflueand burner-locatesource& correct
4. Locatesourceand correct
BURNERFLAMETOOHIGH 1. Replacewithcorrectorifice
FLAMEBURNSATORIFICE 1. Replacethermostat
2. Checkwith gasutilitycompany
PILOTFLAME 1. Clean,locatesourceandcorrect
TOOSMALL 2. Checkwith gasutilitycompany
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