Generic Single Flue 196293 002 1204.PMD

TROUBLESHOOTING GUIDELINESThese guidelines should be utilized by a qualified service agent.Problem Cause SolutionWATER LEAKSLEAKING T&P VALVESMELLY WATERPILOT WILL NOT LIGHTBURNER WILL NOTSTAY LITPILOT OUTAGENOT ENOUGHHOT WATERWATER TOO HOTWATER HEATER SOUNDSSIZZLING ORRUMBLINGSOOTINGVENT GAS ODORSImproperly sealed, hot or cold supply connection,relief valve, drain valve, or thermostat threads.Leakage from other appliances or water lines.Condensation of flue products.Thermal expansion in closed water system.Improperly seated valve.High sulfate or mineral content in water supply.Bacteria in water supply.Gas control knob not positioned correctly.Main gas supply off.Thermocouple malfunction.Match not close to pilotThermocouple malfunction.Defective Gas Control.Dirty pilot burner.Thermocouple malfunction.Defective Gas Control.Thermocouple tip is not in contact with pilot flame.Heater not lit or thermostat not on.Thermostat set too low.Heater undersized.Low gas pressure.Incoming water is unusually cold.Leaking hot water pipes or fixtures.High temperature limit switch activated.Thermostat set too high.Condensation dripping on burner.Sediment or calcium in bottom of heater tank.Improper combustion.Lack of supply air.Improperly installed vent piping.Downdraft.Poor combustion.Tighten threaded connections.Inspect other appliances near water heater.Refer to CONDENSATION.Install thermal expansion tank (DO NOT plug T&P valve).Check relief valve for proper operation(DO NOT plug T&P valve).Drain and flush heater thoroughly, then refill.Chlorinate or aerate water supply.Refer to LIGHTING INSTRUCTIONS.Turn on main gas shutoff valve.Replace pilot assembly and/or thermocouple.Locate pilot, move match closer.Replace pilot assembly and/or thermocouple.Replace Gas Control.Clean pilot assembly.Replace pilot assembly and/or thermocouple.Replace Gas Control.Insert thermocouple correctly.Refer to LIGHTING INSTRUCTIONS.Refer to TEMPERATURE REGULATION.Reduce hot water use.Contact your gas supplier.Allow more time for heater to re-heat.Have plumber check and repair leaks.Contact a service agency to determine cause.Refer to TEMPERATURE REGULATION.Refer to CONDENSATION.Clean sediment from tank. Refer to DRAININGinstructions in Maintenance section of manual.No adjustment available. Contact a service agencyto determine cause.Contact a service agency to determine cause.23