Vent blockage
Cause: The air intake or exhaust is blocked.
What to do: Check the vent terminations outside for blockages.
You can check this yourself
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Boiler repair in Lanett, AL
Annual boiler tune-ups plus igniter, pump and control repair. We reach Lanett (36863) in about 55 minutes.
What we hear most in Lanett
Boiler problems we fix
Pressure keeps droppingWon't igniteNo hot waterRadiators stay coldNoisyShows an error code
| Repair | Typical time | |
|---|---|---|
| Annual tune-up | ~75 min · 3 mo warranty | |
| Igniter and flame sensor replacement | ~60 min · 3 mo warranty | |
| Circulator pump replacement | ~90 min · 12 mo warranty | |
| Heat exchanger flush | ~90 min · 3 mo warranty | |
| Expansion tank service | ~45 min · 3 mo warranty | |
| Control board repair | ~120 min · 3 mo warranty |
Code on the display?
Boiler error codes
Supply temperature sensor fault
Cause: The heating supply thermistor has failed.
What to do: The sensor needs replacing.
Needs a technician
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Return temperature sensor fault
Cause: The heating return thermistor has failed.
What to do: The sensor needs replacing.
Needs a technician
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Low water pressure
Cause: System pressure has dropped — often a slow leak or a failed fill valve.
What to do: Check the pressure gauge. If it reads under 12 psi, the system needs refilling and leak-checking.
You can check this yourself
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Automatic fill fault
Cause: The make-up water valve could not bring the pressure up.
What to do: Check the water supply to the boiler is open. If it returns, call a technician.
You can check this yourself
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Water pressure too high
Cause: System pressure is over the limit: failed fill valve or expansion tank.
What to do: Do not keep resetting it. The expansion tank and fill valve need checking.
Needs a technician
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01How fast can you get to Lanett for a boiler repair?
Typically about 55 minutes after we confirm the booking. You choose a three-hour arrival window and the technician calls before setting off.
02What does a boiler repair visit cost in Lanett?
The service call is a flat $89 and covers the trip to Lanett and a full diagnosis. You then get an exact quote for parts and labor before any work starts.