HVAC contractor in Murfreesboro

Few things disrupt your comfort like an HVAC system on the fritz—especially during Murfreesboro’s hot, humid summers with heat indices over 100°F or chilly winters when temperatures drop into the teens. Whether your AC is blowing hot air during July’s oppressive humidity or your furnace won’t start on a freezing January morning, this comprehensive local guide is designed to help you understand your options and restore comfort to your home quickly and confidently.

Middle Tennessee’s humid subtropical climate with both heating and cooling demands makes a reliable HVAC system essential year-round. This guide covers common problems specific to Murfreesboro’s climate, actual repair costs based on local market data, and how to choose qualified contractors to keep your home comfortable through every season.

HVAC Services Available in Murfreesboro

Murfreesboro’s climate demands comprehensive HVAC services from professionals who understand Middle Tennessee’s unique challenges—oppressive summer humidity, cold winter snaps, and severe weather that can damage systems.

Emergency AC Repair & 24/7 Services

Air conditioner breakdowns during Tennessee’s humid summers make your home unbearable within hours. High humidity combined with 90-95°F temperatures creates dangerous indoor conditions. Many Murfreesboro HVAC contractors offer emergency AC repair available nights, weekends, and holidays. Same-day service is critical during summer heat waves when humidity and heat stress your system.

Air Conditioning Installation & Replacement

If your AC unit is over 12-15 years old, upgrading to a modern high-efficiency system with strong dehumidification capabilities can dramatically reduce summer electricity bills by 30-40%. Murfreesboro’s humid climate demands systems rated for moisture removal—SEER rating alone isn’t enough. Today’s variable-speed systems handle humidity far better than older single-stage units.

Air Conditioning Repair & Maintenance

From refrigerant leaks and frozen coils to compressor failures and airflow problems, experienced HVAC technicians diagnose and repair all AC issues. Tennessee’s humidity accelerates certain failures—frozen coils are especially common when humidity overwhelms inadequate systems. Professional repair prevents small issues from becoming expensive emergencies.

Heating System Repair & Furnace Service

Middle Tennessee winters bring freezing temperatures, ice storms, and occasional single-digit cold snaps. Your heating system must be reliable when temperatures drop. Common repairs include ignition failures, blower motor replacement, thermostat problems, heat exchanger cracks (dangerous—produces carbon monoxide), and safety control issues.

Heat Pump Services & Repair

Heat pumps are extremely popular in Tennessee’s moderate climate, providing efficient heating and cooling year-round. Services include heat pump installation, repair and maintenance, defrost cycle troubleshooting, reversing valve service, refrigerant charging, emergency heat operation, and backup heat system service. Proper maintenance ensures year-round reliability.

HVAC System Installation & Replacement

Complete system replacement typically costs $3,500-$8,000 depending on home size, efficiency rating, and installation complexity. For Murfreesboro’s climate, prioritize systems with strong dehumidification, proper sizing for humidity loads, and heat pump efficiency for year-round operation. TVA rebates can offset costs significantly.

Indoor Air Quality Solutions

Murfreesboro’s humidity creates indoor air quality challenges including mold growth risk, high pollen counts in spring and fall, and excessive moisture. Solutions include whole-home dehumidifiers (critical in Tennessee), air purifiers for allergen reduction, UV lights for mold prevention, humidity control systems, and advanced filtration.

Ductwork Services

Leaky or poorly insulated ducts waste 20-30% of your heating and cooling energy. In attics that reach 130-140°F in summer and drop below freezing in winter, proper duct sealing and insulation are critical. Services include duct sealing, insulation upgrades, duct cleaning, airflow balancing, and duct repair.

Thermostat Installation & Smart Controls

Upgrading to a smart thermostat optimized for humid climates can reduce energy costs 10-20% while improving comfort. Modern thermostats control both temperature and humidity, learn your schedule, and adjust for Tennessee Valley Authority’s peak rate periods.

Emergency AC Repair & 24/7 HVAC Services in Murfreesboro

When You Need Emergency HVAC Service

In Murfreesboro’s humid summers, an air conditioning failure creates dangerous conditions quickly. Indoor temperatures combined with 70-90% humidity can cause heat exhaustion within hours, especially for children, elderly family members, and pets.

Seek emergency AC repair immediately if:

• AC completely stops cooling when outdoor heat index exceeds 100°F
• You smell burning or electrical odors from HVAC system
• You hear loud grinding, screeching, or banging noises
• System is leaking water inside your home
• Ice forming on indoor coil or refrigerant lines (common in humid climates)
• Circuit breakers trip repeatedly when AC runs
• Thermostat shows extreme temperature differences from actual conditions

Seek emergency heating repair if:

• No heat during winter freeze (temperatures in teens or twenties)
• Gas smell near furnace (evacuate and call gas company immediately)
• Carbon monoxide detector alarming
• Smoke or burning smell from heating system
• Furnace repeatedly shutting off

What to Expect from Emergency HVAC Service

Response Time: Most Murfreesboro HVAC contractors offering emergency service aim for 2-4 hour response for urgent calls. During extreme weather (heat waves or ice storms), response times may extend to 4-6 hours due to high call volume.

Emergency Service Fees: Emergency calls outside standard business hours (typically evenings after 6pm, weekends, and holidays) include an additional fee of $25-$150 beyond standard diagnostic and repair costs. During Tennessee weather extremes, this premium ensures priority service.

Availability: True 24/7 emergency services operate around the clock. Some companies advertise “24/7” but actually operate on-call after hours with slower response. Verify actual availability when calling.

Safety While Waiting for Emergency Service

If AC fails during heat wave:

1. Close all blinds and curtains to block sunlight
2. Move to coolest room (usually basement or lowest floor)
3. Use fans to circulate air
4. Stay hydrated—drink water constantly
5. Take cool showers or apply cool wet towels
6. Avoid heat-generating activities (cooking, using oven)
7. Consider temporary relocation to friend’s home, library, or shopping mall

If heating fails during freeze:

1. Close off unused rooms to concentrate heat
2. Use space heaters safely (never leave unattended)
3. Let faucets drip to prevent frozen pipes
4. Open cabinet doors under sinks to allow warm air circulation
5. Never use gas oven or stove for heat (carbon monoxide danger)
6. Consider temporary relocation if temperatures drop dangerously low

Call 911 if anyone shows heat illness symptoms: Confusion, rapid pulse, hot dry skin, severe headache, nausea, or loss of consciousness.

Common HVAC Problems in Murfreesboro

Murfreesboro homeowners face unique HVAC challenges thanks to Middle Tennessee’s humid subtropical climate, severe weather, and temperature extremes. Understanding these local issues helps you identify problems early.

Hot, Humid Summers Strain AC Systems

The Problem: Murfreesboro experiences oppressive summer humidity (70-90% relative humidity) combined with temperatures in the 85-95°F range, creating heat indices that regularly exceed 100°F. This combination stresses air conditioning systems harder than dry heat because systems must remove both heat AND moisture.

Common Humidity-Related AC Problems:

Frozen Coils (Very Common in Tennessee):

• When indoor coil can’t keep up with humidity, it freezes
• Ice buildup blocks airflow, reducing cooling
• Often caused by inadequate dehumidification capacity or dirty filters
• Ironically happens in hottest weather when you need AC most

Refrigerant Leaks:

• Constant operation in humid conditions stresses refrigerant lines
• Leaks cause low pressure, reducing cooling capacity
• System can’t remove humidity effectively with low refrigerant
• Requires professional repair and recharging

Condensate Drain Clogs:

• AC removes gallons of moisture daily in humid climate
• Drain lines clog with algae, mold, and debris
• Causes water backup and potential water damage
• May trigger safety shutoff preventing AC operation

Thermostat Failures:

• Humidity can cause thermostat sensors to misread temperature
• Corroded connections from moisture exposure
• Faulty readings lead to improper cycling and uncomfortable conditions

Inadequate Dehumidification:

• Older or undersized systems can’t remove enough moisture
• Indoor humidity above 60% feels uncomfortable even at cool temperatures
• Promotes mold growth and musty odors
• May require humidity-specific solutions like whole-home dehumidifier

Warning Signs:

• AC runs constantly but home doesn’t feel cool
• Indoor humidity feels high (sticky, clammy)
• Windows fogging up or moisture on surfaces
• Ice forming on indoor unit or refrigerant lines
• Water dripping from indoor unit or ceiling
• Musty odors from vents

Prevention:

• Change filters monthly during summer (humidity clogs filters faster)
• Schedule pre-summer AC tune-up in April or May
• Ensure system is properly sized with adequate dehumidification capacity
• Keep condensate drain line clear with quarterly cleaning
• Consider upgrading to variable-speed system with better humidity control

Cold Winters Challenge Heating Systems

The Problem: While Middle Tennessee winters are milder than northern climates, temperatures regularly drop into the 20s and teens, with occasional single-digit cold snaps. Ice storms can leave homes without power for days. Heating systems that sit dormant 8-9 months can develop problems.

Common Winter Heating Issues:

Ignition Failures:

• Furnaces not used since previous winter develop ignition problems
• Pilot lights fail to stay lit
• Electronic igniters crack or corrode from humidity during summer storage
• Dirty flame sensors prevent ignition

Worn-Out Blower Motors:

• Motors that also worked hard all summer cooling may fail during heating season
• Bearings wear out from year-round use
• Capacitors fail (common failure point in Tennessee)
• Results in no airflow or weak airflow

Clogged Filters:

• Filters neglected since cooling season block airflow
• Dust accumulation over dormant months
• Causes overheating and safety shutoffs
• Reduces heating efficiency significantly

Heat Pump Issues (Common in Murfreesboro):

• Defrost cycles malfunction during below-freezing weather
• Reversing valve failures prevent switching to heating mode
• Emergency heat strips fail when needed during cold snaps
• Ice buildup on outdoor coil during humid cold conditions

Cracked Heat Exchangers (Dangerous):

• Age and temperature cycling cause cracks in furnace heat exchangers
• Produces deadly carbon monoxide gas
• Requires immediate replacement for safety
• More common in systems over 15 years old

Warning Signs:

• Furnace won’t start or starts then stops
• Weak airflow from vents
• Heat pump runs but doesn’t produce warm air
• Unusual smells (gas, burning, musty)
• Yellow or flickering burner flames (should be steady blue)
• Carbon monoxide detector alarming (evacuate immediately)

Prevention:

• Test heating system in October before you need it
• Schedule fall furnace inspection
• Replace filter before heating season
• Install carbon monoxide detectors (required by Tennessee law)
• Have heat exchanger inspected annually in systems over 10 years old

Storms and Power Surges Damage Electronics

The Problem: Middle Tennessee sits in a region prone to severe thunderstorms, tornadoes, and high winds. These weather events cause lightning strikes, power outages, and electrical grid fluctuations that damage sensitive HVAC electronics.

Vulnerable HVAC Components:

• Control boards in furnaces and AC units
• Thermostats (especially smart/WiFi models)
• Capacitors and contactors
• Variable-speed motor controls
• Heat pump reversing valves
• Smart home integration modules

Common Storm Damage:

• Complete control board failure (system won’t turn on)
• Partial failure (some functions work, others don’t)
• Erratic behavior (random cycling, temperature swings)
• Blown capacitors (prevents compressor or fan operation)
• Fried thermostat requiring replacement

Warning Signs After Storms:

• HVAC system won’t turn on after power restoration
• System powers on but doesn’t heat/cool
• Display shows error codes or doesn’t light up
• Unusual sounds or smells after power returns
• Thermostat unresponsive or displays incorrectly

Cost Impact: Control board replacements typically cost $200-$500 plus labor. Capacitor replacement runs $150-$300. Storm damage during peak season (summer AC usage) creates urgent need for expensive repairs.

Prevention:

• Install whole-home surge protection at electrical panel ($300-$600)
• Use surge protectors for smart thermostats
• Unplug thermostat during severe thunderstorm warnings (if practical)
• Turn off HVAC system at breaker during storms (prevents damage from power surges when electricity restores)
• Consider HVAC equipment insurance for expensive systems

After Severe Weather:

• Check circuit breakers before assuming system damage
• Look for error codes or warning lights
• Test both heating and cooling functions
• Call professional if system behaves abnormally
• Document damage for insurance claims

Temperature Fluctuations and Seasonal Transitions

The Problem: Middle Tennessee experiences dramatic temperature swings, especially during spring and fall. Temperatures can range from 30°F to 75°F in the same week, confusing HVAC systems and stressing components.

Impact on HVAC:

• Frequent switching between heating and cooling cycles
• Thermostat confusion about whether to heat or cool
• Seal and gasket expansion/contraction causing leaks
• Heat pumps struggle during temperature swings
• Increased wear from constant cycling

Prevention:

• Use programmable thermostats with adaptive recovery
• Set wider temperature deadbands (heating: 68°F, cooling: 76°F)
• Schedule seasonal tune-ups before temperature extremes
• Don’t constantly adjust thermostat during temperature swings

Understanding HVAC Repair Costs in Murfreesboro

Knowing what to expect financially helps you budget effectively and identify fair pricing. The prices below reflect current market rates based on actual service data for HVAC repairs in the Murfreesboro and Rutherford County area.

Diagnostic/Service Call Fees

Standard Diagnostic Fee: $75 – $125

Most reputable HVAC companies in Murfreesboro charge this diagnostic fee to visit your home, inspect the system, diagnose the problem, and provide a repair estimate. This covers the technician’s time, expertise, travel, and use of diagnostic equipment.

Important: Reputable companies typically waive or credit this diagnostic fee toward your repair cost if you approve the work. Always ask about this policy when scheduling service.

Common HVAC Repair Costs in Murfreesboro

Refrigerant Recharge: $150 – $400

When your AC is low on refrigerant, it won’t cool properly and can’t remove humidity effectively (critical in Tennessee). This price includes:

• Locating any leaks using electronic detector or dye
• Repairing minor leaks if found
• Evacuating and recharging system to proper levels
• Testing system operation and temperatures

Cost Factors:

• Refrigerant type (R-410A for newer systems, R-22 for older—R-22 more expensive and being phased out)
• Amount of refrigerant needed
• Leak severity and location
• Whether leak repair is needed beyond simple recharge

Important: If your system needs refrigerant annually, you have a leak that should be repaired. Simply recharging repeatedly is expensive and environmentally harmful.

Blower Motor Replacement: $250 – $600

The blower motor circulates air through your ductwork for both heating and cooling. When it fails, you’ll notice:

• Weak airflow or no air movement from vents
• System runs but doesn’t heat/cool effectively
• Unusual noises before failure (squealing, grinding)
• Complete system failure

Cost Factors:

• Motor size and type (variable-speed motors more expensive)
• System accessibility (attic vs. basement installations)
• Whether capacitor also needs replacement
• Labor complexity

Tennessee Consideration: Blower motors work year-round in Middle Tennessee (cooling summer, heating winter), experiencing more wear than moderate climates. Expect 10-15 year lifespan vs. 15-20 years in less demanding climates.

Compressor Replacement: $700 – $1,200

The compressor is the heart of your air conditioning or heat pump system—the single most expensive component. This major repair cost varies based on:

• System size (tonnage)—larger homes need larger compressors
• Compressor type and efficiency rating
• Heat pump vs. AC-only system
• Labor complexity and accessibility
• Whether system uses R-22 (older) or R-410A (newer) refrigerant

Critical Decision Point: If your system is over 10-12 years old and needs compressor replacement, replacement of entire system often makes more financial sense than compressor repair alone.

Consider:

• Compressor replacement: $700-$1,200
• New complete HVAC system: $3,500-$8,000
• New system includes: 10-year warranty, 30-50% better efficiency, all new components, modern humidity control
• In Tennessee’s climate with year-round use, a new system will last 12-15 years vs. old system with new compressor lasting perhaps 3-5 more years
• TVA rebates may offset $200-$500 of new system cost

Additional Service Fees

Emergency / After-Hours Service: $25 – $150 (additional)

Service outside normal business hours (typically evenings after 6pm, weekends, and holidays) includes this additional fee beyond standard diagnostic and repair costs. During Tennessee weather extremes (heat waves, ice storms), emergency fees ensure priority service when you need it most.

Service Outside City Limits: $25 – $150 (additional)

Some contractors charge travel fees if your home is outside Murfreesboro city limits or in remote areas of Rutherford County (Eagleville, Christiana, Rockvale). Ask about this policy when scheduling if you’re in outlying areas.

Total HVAC Repair Cost Examples

Scenario 1: Low Refrigerant / Minor Leak

• Diagnostic Fee: $75-$125 (often credited)
• Refrigerant Recharge: $150-$400
• Total: $150-$400 (diagnostic fee typically waived)

Scenario 2: Blower Motor Failure

• Diagnostic Fee: $75-$125 (often credited)
• Blower Motor Replacement: $250-$600
• Total: $250-$600 (diagnostic fee typically waived)

Scenario 3: Compressor Failure

• Diagnostic Fee: $75-$125 (often credited)
• Compressor Replacement: $700-$1,200
• Total: $700-$1,200 (diagnostic fee typically waived)

Scenario 4: Emergency AC Repair (Summer Weekend)

• Diagnostic Fee: $75-$125
• Emergency Fee: $25-$150
• Refrigerant Recharge: $150-$400
• Total: $250-$675

Scenario 5: Emergency Heating Repair (Winter Night)

• Diagnostic Fee: $75-$125
• Emergency Fee: $25-$150
• Blower Motor Replacement: $250-$600
• Total: $350-$875

HVAC System Replacement Costs

A complete new HVAC system installation in Murfreesboro typically costs between $3,500 and $8,000, depending on:

Factors Affecting Price:

• Home size: Larger homes require higher-capacity systems (measured in tons)
• System type: Heat pump (most popular in TN) vs. AC/furnace combination
• Efficiency rating: 16-18 SEER with good humidity control recommended for Tennessee
• Brand: Premium brands (Trane, Carrier, Lennox) vs. value brands (Goodman, Rheem)
• Installation complexity: Ductwork modifications, two-story vs. single-story, attic vs. basement
• Additional features: Smart thermostats, zoning, enhanced dehumidification

For Murfreesboro Specifically:

• Prioritize dehumidification capacity over SEER rating alone
• Heat pumps are most popular (efficient for TN’s moderate climate)
• Variable-speed systems handle humidity better than single-stage
• Proper sizing critical—oversized systems don’t dehumidify well

Energy Savings: Modern high-efficiency heat pumps (16-18 SEER, 9+ HSPF) can reduce heating and cooling costs by $60-$120 per month compared to 10-12 year old systems. In Tennessee’s year-round climate, annual savings of $700-$1,400 are common.

TVA Rebates: Tennessee Valley Authority offers rebates:

• Heat pump installation: $250-$500 for qualifying systems
• AC upgrades: $200-$400 for high-efficiency units
• Smart thermostats: $50-$100
• Duct sealing: Up to $500
• Visit TVA.gov/energyright for current programs

Repair vs. Replace: Making the Right Decision

Use the 50% rule as your primary guideline:

If the repair cost exceeds 50% of a new system’s cost AND your system is over 10-12 years old, replacement is usually the smarter long-term investment.

Example: Compressor Failure Decision

• Your 11-year-old heat pump needs compressor: $700-$1,200
• A new comparable heat pump system costs $4,500
• Repair is 16-27% of replacement cost
• However, consider replacement because:
  • System is 11 years old (approaching 12-15 year Middle TN lifespan)
  • Other components likely to fail soon (blower motor, coils aging together)
  • Old system is 12-14 SEER/8 HSPF (new would be 16+ SEER/9+ HSPF)
  • New system provides 30-40% better efficiency ($80-$120/month savings)
  • 10-year warranty on new system vs. 1-year warranty on compressor repair
  • TVA rebates offset $250-$500 of new system cost
  • Better humidity control with modern variable-speed system

Additional Factors for Murfreesboro:

• Year-round use matters: Unlike climates with minimal heating or cooling, Tennessee systems work hard both summer and winter, accelerating aging
• Humidity control: Newer systems handle Tennessee humidity far better than older units
• Energy costs: TVA electricity rates make efficiency improvements pay back faster
• Rebates: TVA and utility rebates improve replacement cost-effectiveness

---

How to Choose a Reputable HVAC Service in Murfreesboro

Hiring the right HVAC professional is critical for safe, effective, and long-lasting repairs or installations. Before committing to any contractor, ensure they meet these essential standards.

1. Verify Tennessee State Licensing (MOST IMPORTANT)

Why It Matters: Tennessee law requires HVAC contractors to be licensed by the Tennessee Board for Licensing Contractors. This license ensures they’ve met minimum training, experience, and insurance requirements.

How to Verify:

1. Ask the contractor for their license number
2. Visit TN.gov (Tennessee Department of Commerce & Insurance)
3. Search the contractor license database
4. Verify license is active and in good standing
5. Check for any disciplinary actions or complaints

Tennessee HVAC License Requirements:

• Mechanical (HVAC/R) Contractor License required
• Proof of insurance and bonding
• Passing trade examination
• Work experience requirements

Red Flag: Any contractor who refuses to provide a license number, claims they “don’t need one” for your job, or offers lower prices “if we skip the permit” should be avoided immediately.

Why Proper Licensing Matters:

• Voids manufacturer warranties if unlicensed work performed
• Violates building codes
• Creates insurance claim issues if problems arise
• Leaves you with no recourse for poor work
• May fail home sale inspections

2. Look for NATE Certification

What It Is: North American Technician Excellence (NATE) is the HVAC industry’s leading certification program for technicians.

Why It Matters: NATE certification proves technicians have:

• Passed rigorous technical exams
• Demonstrated expertise in specific HVAC systems
• Committed to ongoing education
• Industry-recognized competence

NATE Certifications Relevant to Murfreesboro:

• Air Conditioning (essential)
• Heat Pumps (very important in TN)
• Gas Heating (if you have gas furnace)
• Humidity Control (valuable for Tennessee climate)

How to Verify: Ask if technicians are NATE certified. Check certifications at natex.org.

While Not Required: NATE certification is voluntary, but it’s a strong indicator of professionalism and expertise beyond minimum licensing requirements.

3. Confirm Comprehensive Insurance Coverage

Proper insurance protects both you and the contractor.

Required Insurance:

• General Liability Insurance: Covers property damage during service (minimum $500K recommended)
• Workers’ Compensation: Covers injuries to technicians on your property

Why It Matters: If an uninsured worker is injured on your property or if uninsured work damages your home, you could be held personally liable for thousands in medical bills or repairs.

How to Verify:

• Request current certificates of insurance
• Verify coverage hasn’t expired
• Confirm coverage amounts are adequate
• Call insurance company to verify policy is active

4. Check Online Reviews and Local Reputation

Where to Look:

• Google Business reviews: Most comprehensive and current
• Better Business Bureau (BBB): Check ratings and complaint resolution
• Facebook business pages: Customer interactions and reviews
• Nextdoor: Neighborhood recommendations from Murfreesboro residents
• Angie’s List / HomeAdvisor: Verified customer reviews

What to Look For:

• Overall rating: 4.0+ stars with 30+ reviews
• Recent reviews: Check past 6 months for current service quality
• Response to complaints: Professional resolution shows accountability
• Murfreesboro-specific mentions: Reviews from your area of town
• Specific repair details: Detailed reviews more credible than generic praise
• Mentions of humidity/Tennessee climate: Shows local expertise

Red Flags:

• No online presence (can’t verify reputation)
• Pattern of pricing disputes or surprise charges
• Multiple complaints about incomplete work or callbacks
• Unprofessional responses to negative reviews

5. Get Multiple Written Estimates

For any repair over $500 or system replacement, get at least 2-3 written estimates.

A Quality Estimate Should Include:

• Detailed description of problem (for repairs)
• Specific equipment recommended with model numbers (for replacements)
• SEER and HSPF ratings (efficiency specifications)
• Dehumidification capacity specs (critical for Tennessee)
• Labor costs broken out separately
• Warranty information on equipment and labor
• Timeline for completion
• Total cost including tax
• TVA rebate eligibility (if applicable)

What to Compare:

• Equipment quality and efficiency ratings
• Dehumidification capabilities (not just SEER)
• Warranty terms (10-year parts standard; 1-2 year labor varies)
• Contractor reputation and reviews
• Included services (permits, hauling old equipment, etc.)

Don’t Just Choose Lowest Price: Consider equipment quality, warranty, contractor reputation, and long-term value.

6. Ask About Emergency Service and Availability

Why It Matters: In Tennessee’s weather extremes (heat waves, ice storms), access to emergency HVAC service can be critical for your family’s safety.

Questions to Ask:

• Do you offer true 24/7 emergency service?
• What’s typical response time for emergencies?
• What are emergency service fees?
• Do you prioritize calls during heat waves/cold snaps?
• How many technicians do you have available?

Test Before You Need It:

• Save emergency number before summer/winter
• Ask about their busiest times
• Verify actual after-hours availability (not just answering service)

7. Understand Warranty and Service Policies

What to Ask About:

• Equipment warranty: Manufacturers typically offer 10-year parts warranties (must register within 60-90 days)
• Labor warranty: 1-2 years standard for quality contractors
• Workmanship guarantee: What happens if same problem recurs?
• Maintenance agreements: Do they offer annual service plans?

Maintenance Plans (typically $150-$300/year):

• Two annual tune-ups (spring and fall)
• Priority emergency service
• Discounts on repairs (10-20%)
• No diagnostic fees for plan members
• Extended labor warranties

Worth It in Tennessee?: Yes, for most homeowners. Year-round system use makes maintenance critical. Catches problems before emergency failures during weather extremes.

Seasonal Maintenance Checklist for Murfreesboro Homes

Preventive maintenance is your best defense against expensive emergency repairs. Middle Tennessee’s year-round HVAC demands make bi-annual professional service essential.

Preparing Your AC for Summer (April-May)

Homeowner Tasks:

✅ Replace Air Filters

• Install fresh filter before summer
• Plan to change monthly during heavy use (May-September)
• Use MERV 8-11 filters for Tennessee pollen and humidity
• Check monthly—humidity clogs filters faster

✅ Clean Outdoor Unit

• Turn off power at disconnect box
• Remove leaves, debris, pollen from around unit
• Gently spray down coils with garden hose (low pressure)
• Clear at least 2 feet of space around all sides
• Trim back vegetation

✅ Check Thermostat

• Replace batteries (if battery-operated)
• Test cooling mode operation
• Verify temperature readings are accurate
• Consider upgrading to humidity-controlling smart thermostat

✅ Inspect Indoor Vents

• Ensure all vents are open
• Vacuum dust from vent grilles
• Remove any furniture or curtains blocking airflow

Professional Pre-Summer AC Tune-Up:

Schedule with licensed HVAC contractor in April or early May (before peak season):

✅ Refrigerant System

• Check refrigerant levels and pressures
• Inspect for leaks
• Test temperature differential (should be 15-20°F)
• Verify proper charge for humidity removal

✅ Electrical Components

• Test capacitor (common failure point)
• Check contactor condition
• Inspect and tighten all electrical connections
• Test thermostat calibration

✅ Airflow and Coils

• Clean evaporator coil (indoor)
• Clean condenser coil (outdoor)
• Measure airflow
• Check for restrictions

✅ Condensate Drain

• Clear drain line (prevent clogs in humid season)
• Test drain pan and float switch
• Treat with algaecide tablets

✅ Safety Controls

• Test all safety switches
• Verify proper shutdown sequences

Cost: AC tune-ups typically $100-$150 but prevent $500-$2,000 emergency repairs.

Best Timing: Schedule in April before humidity arrives. By late May, HVAC companies are swamped with emergency calls.

Preparing Your Furnace or Heat Pump for Winter

Homeowner Tasks:

✅ Replace Furnace Filter

• Install fresh filter before heating season
• Plan to change monthly during heavy use (December-February)

✅ Test Heating System Early

• Turn on heat on cool October day
• Listen for unusual noises
• Verify warm air flows from all vents
• Check thermostat responds correctly
• Let run 15-20 minutes to ensure proper operation

✅ Inspect Vents and Registers

• Ensure heating vents aren’t blocked
• Verify dampers are set for winter airflow

✅ Check Carbon Monoxide Detectors

• Replace batteries
• Test operation
• Replace detectors older than 7-10 years
• Required by Tennessee law in homes with fuel-burning appliances