No Heat
The boiler may start but radiators or baseboards stay cold. Note whether the problem affects one zone or the entire property.
BOILER TROUBLESHOOTING & REPAIR HELP
Boiler Repair for No Heat, Leaks & Heating Problems
No heat, water leaking from your boiler, repeated shutdowns, or unfamiliar noises? Call to describe the problem and your boiler type, if known. You can also enter your ZIP code or city to check available location information. Repair availability is confirmed by phone.
Have your ZIP code and a brief description of the problem ready. The search does not book a repair appointment.
General Inquiries: 7 AM–7 PM Emergency Calls: 24/7
♨Residential boiler concerns▥Commercial inquiries⌖Availability varies by location
ZIP & CITY CHECKER
Check Your ZIP or City
Enter your ZIP code or city to check our current location listings. Call to confirm whether repair help is available in your area.
Search our current location listings across 9 states. No match? Call to check availability.
Common Boiler Problems That Need Attention
Different faults can cause similar symptoms. Take note of what you can see or hear safely; a repair professional can identify the cause.
Water Leaks
Water near a pipe, fitting, or boiler casing deserves attention. Keep away from hot water and wet electrical components.
Pressure Changes
Repeated drops or unusually high readings can signal a system issue. Steam and hot-water boilers operate differently.
Banging & Whistling
New knocking, gurgling, or whistling may involve water flow, steam distribution, trapped air, or other faults.
Failure to Start
Ignition, safety controls, or electrical components may prevent startup. Record any displayed fault code.
Cold Radiators
Uneven room temperatures may involve circulation, valves, controls, or distribution—not necessarily the boiler itself.
No heat, a leak, or repeated shutdowns? Call (888) 766-1474 to describe the problem, or read about boiler leak and pressure repair.
Boiler Repair Services by Problem and System
Boiler problems vary by heating system. Choose the type of repair that matches your boiler or the problem you are experiencing.
Emergency Boiler Repair
Urgent loss of heat, significant leaks, repeated shutdowns, and other time-sensitive concerns.
Emergency repair details →
Boiler Leak & Pressure Repair
Visible water leaks, falling system pressure, relief-valve discharge, and pressure swings.
Leak and pressure repair details →
Gas Boiler Repair
Burner ignition, controls, lockouts, and heating faults in gas-fired boiler systems.
Gas boiler repair details →
Oil Boiler Repair
Oil burner startup, flame problems, soot concerns, and heating performance issues.
Oil boiler repair details →
Steam Boiler Repair
Steam pressure, water-level controls, vents, and radiators that fail to heat evenly.
Steam boiler repair details →
Combi Boiler Repair
Heating and domestic hot-water faults in combination boiler systems.
Combi boiler repair details →How to Get Started With Boiler Repair
Call with your location and a brief description of the issue. You can ask about availability and what happens next.
02
Describe the Symptoms
Mention loss of heat, fault codes, leaks, unusual noises, or changes in hot water.
03
Share Your Location
Provide the ZIP code or city, along with the type of property and boiler if known.
04
Discuss Next Steps
Confirm availability in your area and ask how the boiler will be assessed before approving repairs.
What to Check Before You Call
You do not need to know what is wrong before calling. These details can help explain the problem.
Without opening the equipment, note any display message and whether the thermostat is calling for heat. Consider whether all radiators are cold or just one area, and whether a combi boiler has also stopped supplying hot water.
- Boiler type or fuel source, if known
- Error code or warning shown on the display
- When the issue started and which rooms are affected
- Visible leaking water, unusual sounds, or shutdowns
- ZIP code and whether the property is residential or commercial
Safety first: If you smell gas or a carbon monoxide alarm sounds, leave the building and contact emergency services or your gas utility from a safe location. Do not open boiler panels, bypass safety devices, or handle hot or pressurized components.
☎ Discuss Your Boiler Problem
Questions to Ask Before Authorizing a Repair
Before approving repairs, ask what caused the fault, what the price covers, and who will do the work.
What Is Causing the Problem?
Ask what the inspection found and whether the fault is in the boiler, its controls, or the connected heating system.
What Is Included in the Price?
Request an explanation of labor, parts, diagnostic charges, and any recommended additional work before approving it.
Who Will Perform the Work?
Confirm the professional's relevant licensing and insurance where required, plus any equipment-specific qualifications.
Helpful Boiler Repair Guides
Learn what common warning signs mean and how different boiler systems work.
Signs Your Boiler May Need Repair
Distinguish warning signs that warrant attention from ordinary heating-system operation.
Read the guide →
Understanding Boiler Pressure
Learn why pressure readings matter and why normal ranges differ between system types.
Read the guide →
Steam vs. Hot-Water Boilers
See how distribution and controls differ—and why the type of system affects troubleshooting.
Read the guide →How phone-first boiler help works
What actually happens from your first call to a fixed boiler.
Most boiler problems are diagnosed in layers, and the first layer is a conversation. When you call, you describe what the boiler is doing — or not doing — and answer a few targeted questions: Is there an error code on the display? Did the problem start suddenly or gradually? Is it affecting heat, hot water, or both? Those answers let the person on the phone narrow the fault to a system — ignition, circulation, pressure, controls — before anyone travels.
You then share your ZIP code so coverage and options for your area can be checked. If service is available, you are connected with a local pro who takes it from there: confirming the diagnosis on site, testing rather than guessing, and explaining what they find before work begins. The phone call costs nothing and the on-site diagnosis is where parts get named.
- Symptom triage by phone — error codes, sounds, and timing narrow the fault fast
- ZIP-based coverage check — options confirmed for your area before anything else
- Local pro connection — the on-site visit confirms, tests, and explains
- no appointment is booked online — the call helps you discuss next steps; you decide after hearing the diagnosis
Know your boiler type
The right questions depend on the system. Here is how to tell what you have.
A gas boiler has a flue to the outside and usually a wall-mounted white cabinet; faults center on ignition, flame sensing, and pressure. An oil boiler has a separate oil tank and a burner with a visible blast tube; soot, delayed ignition, and fuel-supply issues dominate. A steam boiler has a sight glass showing water level and large pipes; banging, surging water lines, and venting problems are the classics. A combi (combination) boiler heats rooms and tap water from one compact unit with no tanks; diverter valves and plate heat exchangers are its weak points. An electric boiler has no flue at all; elements, contactors, and breakers do the failing.
If you are unsure, read any label on the casing or describe what you see on the call — fuel type plus the symptom is usually enough to route you correctly.
When it is an emergency
Not every fault can wait. Use these criteria.
- No heat with freezing weather — pipes can freeze and burst within hours
- Smell of gas — leave the building and call your gas utility or emergency services first, then us
- Carbon monoxide alarm sounding — get out, call 911, do not re-enter to investigate
- Water pouring from the boiler or pipework — shut the water feed if you safely can
- Repeated lockouts you keep resetting — a control is stopping the boiler for a reason; stop resetting it
For anything else — odd noises, one cold room, pressure drifting — same-day or next-day attention is usually fine, and a qualified professional can help assess the urgency.
Boiler Repair FAQs
Answers about common boiler faults, repair costs, emergency calls, and what to do next.
Why is my boiler running but not heating the house?
The cause may involve circulation, a heating zone, controls, or the boiler itself. Note whether every room is affected and arrange a qualified diagnosis.
What should I do if the boiler is leaking water?
Stay clear of hot water and electrical equipment. Do not open the casing or adjust pressurized parts; have the leak professionally assessed.
Can a boiler be repaired instead of replaced?
Many faults involve repairable components. Age, condition, parts availability, safety, and repair cost all affect whether replacement makes more sense.
Can I call about an emergency boiler problem at night?
You can call our emergency line at any hour. Whether a repair professional is available in your area—and when they can arrive—must be confirmed by phone.
Can I find boiler repair by ZIP code or city?
Enter your ZIP code or city in the checker. If no listing appears, you can still call to ask whether repair help is available in your area.
What types of boilers can I call about?
You can call about gas, oil, steam, hot-water, and combi boilers. Mention your boiler type if you know it so the correct repair needs can be discussed.
How much does boiler repair usually cost?
Prices vary by fault, boiler type, parts, labor, and location. Ask whether a diagnostic or visit fee applies, what the estimate includes, and whether you must approve work before repairs begin.
Can I call about a commercial boiler?
Yes. Tell us the type of commercial property, boiler equipment, and ZIP code so availability can be checked.
What should I have ready when I call?
The boiler's brand and model if visible, any error code on the display, what exactly is happening (no heat, no hot water, leak, noise), when it started, and your ZIP code. Photos of the display and any visible leaking help too.
Do I have to commit to a repair on the call?
No. The call narrows the problem and checks coverage for your area. Any repair decision happens after an on-site diagnosis, when the technician has tested the system and explained what they found.
Need Help With a Boiler Problem?
Call (888) 766-1474 with your ZIP code and a description of the problem. Ask whether repair help is available locally and what to expect next. Pricing and scheduling are confirmed by phone.
- No heat, leaks, shutdowns, or unusual noises
- Residential and commercial inquiries
- 24/7 emergency calls
☎ Call (888) 766-1474General Inquiries: 7 AM–7 PM | Emergency Calls: 24/7