320386-001 - AO Smith Water Heaters

Fire or Explosion HarzardDo not store or use gasoline or other flammable vapors andliquids in the vicinity of this or any other appliance.Avoid all ignition sources if you smell Natural or LP gas.Do not expose water heater control to excessive gaspressure.Use only gas shown on rating plate.Maintain required clearances to combustibles.Keep ignition sources away from faucets after extendedperiod of non-use.Read instruction manual beforeinstalling, using or servicingwater heater.Fire or Explosion HarzardHydrogen gas can be produced in a hot water system aftera period of non-use (generally two or more weeks).Hydrogen gas is extremely flammable and can ignite.To return hot water system to service, open a hot waterfaucet in kitchen for several minutes before using electricalappliances.Do not smoke or have open flame near faucet while it is open.Leave hot water faucet open until the sound of escapingair stops.After extended period of non-use,purge gases from hot water system.4