Furnace Repair in Lebanon
Get fast, fair pricing from licensed local pros. Typical Lebanon cost: $75 – $225 installed.
- Flame sensor
- $75 – $225
- Igniter
- $150 – $425
- Blower motor
- $375 – $1.4k
- Control board
- $275 – $750
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Furnace repair cost by part.
Typical Lebanon repair pricing including parts and labor. A diagnostic fee usually applies and is often credited toward the work.
Furnace repair in Lebanon, New Hampshire, typically costs between $70 and $175 for a diagnostic fee, plus parts and labor. Common repairs like a flame sensor run $75–$225, while a blower motor can cost $375–$1,400. Because Lebanon is a cold-climate area with homes averaging 47 years old, older furnaces may need more frequent repairs. A mechanical permit is required for any repair that involves gas or electrical work, and local codes must be followed. For homeowners considering replacement, dual-fuel systems are recommended to handle the mixed heating demand, and NHSaves rebates require cold-climate heat pumps using R-32 or R-454B refrigerant.
- Diagnostic / service callOften credited toward the repair$70 – $175
- Flame sensor or thermocoupleCommon no-heat cause on gas units$75 – $225
- Hot-surface igniterFurnace clicks but won’t light$150 – $425
- Blower motorNo airflow / weak airflow$375 – $1,400
- Heat exchangerCracked exchanger often means replace$1,400 – $3,200+
* A cracked heat exchanger is a safety issue — on an older furnace, replacement is usually the call.
Pricing reviewed · Local data from U.S. Census ACS
HVAC systems in Lebanon
U.S. Census ACS- Households
- 5,806
- Homeowners
- 3,190
- 44% own
- Median home value
- $316,800
- Median income
- $90,911
- Median home built
- 1979
- Housing units
- 7,258
With a median home built in 1979, many Lebanon AC and furnace systems are at or past their 12–15 year lifespan — a common reason replacements spike here.
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What’s different about Lebanon.
Generic cost pages skip the things that actually decide your price and which system fits here — local code, climate, and the money you can claim back.
Recommended unit for Lebanon
Given New Hampshire’s cold climate and mixed heating, dual-fuel (cold-climate heat pump + gas furnace) is the sensible default for most Lebanon homes. The cooling season is short, so the budget is better spent on heating efficiency than on ultra-high SEER2. A pro can confirm the right size and system for your home with a load calculation.
Sources: NHSaves Heat Pumps (residential rebates) · NH Department of Energy Home Electrification & Appliance Rebates · Choose Energy NH electricity rates
What Lebanon code requires
Installing or replacing an HVAC system in Lebanon follows New Hampshire rules under the state mechanical code. Here’s what applies statewide:
- PermitRequired
Mechanical permit pulled by your licensed HVAC contractor; covers equipment, refrigerant, and the electrical disconnect.
- SEER2 minimum13.4 SEER2 (North)
Federal North-region minimum for new split-system AC. Higher tiers cut bills and unlock rebates.
- Load calculationRecommended
Sizing by load calc — not rule of thumb — prevents an oversized unit that short-cycles and never dehumidifies.
- RefrigerantR-454B / R-32 (R-410A phased down 2025+)
- Good to know—
Cold-climate sizing matters: NHSaves rebates require cold-climate heat pumps rated for low ambient (NEEP-listed) performance, and equipment must use R-32/R-454B (R-410A no longer allowed).
Sources: NHSaves Heat Pumps (residential rebates) · NH Department of Energy Home Electrification & Appliance Rebates · Choose Energy NH electricity rates
Not sure which rules and rebates apply to your home?
A licensed Lebanon pro will walk you through code, the right unit, and what you can claim back — in one quick call.
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Money back in Lebanon
New Hampshire heating is mostly mixed, which shapes the money back:
- State$250 per ton, up to $1,250NHSaves Cold-Climate Heat Pump Rebate (standard tier, switching from oil/gas/propane) →
State or utility program — verify eligibility before you buy.
- State$750 (UEF 2.0+)NHSaves Heat Pump Water Heater Rebate →
State or utility program — verify eligibility before you buy.
- Federal30% of cost, up to $2,000Federal 25C tax credit — heat pump →
For a qualifying ENERGY STAR heat pump meeting the CEE efficiency tier. Claimed on your federal return.
- Federal30% of cost, up to $600Federal 25C tax credit — central AC →
For a qualifying high-efficiency central air conditioner.
The federal 25C tax credit (30%, up to $2,000 for a qualifying heat pump and up to $600 for a high-efficiency central AC) applies in every state, including New Hampshire.
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- 1
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- 2
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- 3
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Furnace Repair in Lebanon, explained.
What affects furnace repair costs in Lebanon?
Repair costs vary based on the part needed and the age of your furnace. Older units (many Lebanon homes were built in 1979) may have harder-to-find parts, increasing labor time. The required mechanical permit adds a small fee. In cold weather, emergency service calls may cost more. Also, if your furnace is under warranty, parts may be covered, but labor still applies. Choosing a more efficient repair or upgrade could qualify for federal tax credits, but upfront costs depend on the specific issue.
Common furnace repairs in Lebanon
Flame sensor failure
A dirty or faulty flame sensor can cause the furnace to cycle on and off. Repair typically costs $75–$225.
Igniter problems
A broken igniter prevents the furnace from lighting. Replacement runs $150–$425.
Blower motor issues
A failing blower motor reduces airflow and efficiency. Repair or replacement costs $375–$1,400.
Furnace Repair FAQs — Lebanon
Yes, a mechanical permit is required for any repair involving gas, electrical, or major component replacement. Your contractor should handle the permit.
Furnace Repair near Lebanon
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