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NO HOT WATER

No Hot Water? Causes and Next Steps

Start with fuel type. Electric tanks that go fully cold often have a tripped breaker, a failed upper element/thermostat, or a reset button on the thermostat. Gas tanks that go cold often have a pilot/ignition, gas-control or venting issue. Resetting breakers or relighting pilots is not a diagnosis if the problem returns in one cycle.

PUBLISHED INSTALLED PRICING

Real installed numbers—not an uninstalled tank.

50-GAL ELECTRIC

$1,349 + tax

Confirmed standard replacement.

See 50-gal →

Expansion tank from $149. Extra piping from $199. Code, attic, leak damage and relocation are approved in writing. We do not promise 24/7 coverage.

Electric tank decision tree

Check the dedicated 240V breaker. If it is on and the tank is cold, look only at the manufacturer’s accessible reset if the cover is designed for a homeowner—do not remove live covers. Repeated trips or a hot breaker: leave it off and call. If the tank is lukewarm, a lower element or thermostat is a common next suspect and needs a technician.

Gas tank decision tree

If you smell gas, stop and follow emergency steps. If not, a standing-pilot or electronic-ignition failure, thermocouple, or gas valve can leave you with cold water. Soot, yellow flame or a CO alarm is not a relight situation.

Tankless units

Error codes, insufficient flow, scale and ignition lockouts are the usual “no hot water” causes. See our tankless problem guide rather than forcing a tank checklist onto a tankless heater.

When SAFE recommends replacement

No hot water plus a leaking tank, a 12–15 year unit, scorched wiring, or a gas control that is no longer available usually beats a parts chase. The published 40-gallon electric package exists for that exact Charlotte job.

Upstairs only, after vacation, or intermittent heat

Hot downstairs but not upstairs is often a mixing valve, a failed fixture, or a circulation issue—not always a dead tank. Cold after a trip can be a tripped breaker, a vacation mode, or a gas lockout. Intermittent lukewarm water is frequently a failing element or thermostat. Photograph the data plate and say which bathrooms are affected.

Questions grouped on this page

Related searches are answered here instead of creating one URL per question.

Why is there no hot water in my house? +

Start with fuel type. Electric: breaker, high-limit, elements. Gas: pilot, ignition, valve, vent. If the breaker trips again or you smell gas, stop. SAFE diagnoses or quotes replacement from photos.

I woke up with no hot water—what happened? +

Start with fuel type. Electric: breaker, high-limit, elements. Gas: pilot, ignition, valve, vent. If the breaker trips again or you smell gas, stop. SAFE diagnoses or quotes replacement from photos.

Why did my water heater suddenly stop working? +

Start with fuel type. Electric: breaker, high-limit, elements. Gas: pilot, ignition, valve, vent. If the breaker trips again or you smell gas, stop. SAFE diagnoses or quotes replacement from photos.

Why is my water heater on but there is no hot water? +

Start with fuel type. Electric: breaker, high-limit, elements. Gas: pilot, ignition, valve, vent. If the breaker trips again or you smell gas, stop. SAFE diagnoses or quotes replacement from photos.

Why is my shower only running cold water? +

Start with fuel type. Electric: breaker, high-limit, elements. Gas: pilot, ignition, valve, vent. If the breaker trips again or you smell gas, stop. SAFE diagnoses or quotes replacement from photos.

Why do none of my faucets have hot water? +

Start with fuel type. Electric: breaker, high-limit, elements. Gas: pilot, ignition, valve, vent. If the breaker trips again or you smell gas, stop. SAFE diagnoses or quotes replacement from photos.

Why is there no hot water at only one faucet? +

Start with fuel type. Electric: breaker, high-limit, elements. Gas: pilot, ignition, valve, vent. If the breaker trips again or you smell gas, stop. SAFE diagnoses or quotes replacement from photos.

Why does my hot water work only sometimes? +

Start with fuel type. Electric: breaker, high-limit, elements. Gas: pilot, ignition, valve, vent. If the breaker trips again or you smell gas, stop. SAFE diagnoses or quotes replacement from photos.

Why did my hot water stop working overnight? +

Do not leave a leaking heater powered overnight. Shut cold water and energy if safe, keep people away from standing water, then call SAFE.

Why is there no hot water after a power outage? +

Start with fuel type. Electric: breaker, high-limit, elements. Gas: pilot, ignition, valve, vent. If the breaker trips again or you smell gas, stop. SAFE diagnoses or quotes replacement from photos.

Why is there no hot water after vacation? +

Start with fuel type. Electric: breaker, high-limit, elements. Gas: pilot, ignition, valve, vent. If the breaker trips again or you smell gas, stop. SAFE diagnoses or quotes replacement from photos.

Why is there no hot water upstairs? +

Start with fuel type. Electric: breaker, high-limit, elements. Gas: pilot, ignition, valve, vent. If the breaker trips again or you smell gas, stop. SAFE diagnoses or quotes replacement from photos.

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