Furnace Maintenance & Service

Furnace Service and Repair

A.J. LeBlanc Heating provides award winning furnace service. Our knowledgeable service professionals can fix the most stubborn furnace issues all while offering the highest level of customer service. A.J. LeBlanc Heating does not have commissioned technicians so they will never sell you something you do not need. If you are experiencing furnace issues we suggest that you shut it down and call us immediately. Our experienced HVAC technicians will solve your furnace problems quickly which means you will save drastically on labor costs. If you require emergency furnace service you can contact our on-call technician at 603-623-0412.

Furnace Maintenance, Cleanings & Tune-ups

A.J. LeBlanc Heating's service technicians are licensed HVAC professionals. Our HVAC technicians are proficient in the maintenance of all residential furnaces and forced hot air systems. In order to ensure efficient operation we recommend that homeowners have their oil furnaces or gas furnaces cleaned at least once per year. Regular furnace cleanings increase operating efficiency and reduce the risk of a more costly furnace service call.

Furnace Maintenance Routine

  • Furnace cleaning - return the furnace to factory fresh condition. (Gas & Oil Furnaces)
  • Inspect all system components - helps prevent unexpected repairs and breakdowns. (Gas & Oil Furnaces)
  • Preform a safety inspection of your furnace, flue, venting and draft assembly. (Gas & Oil Furnace)
  • Preform a CO Test & a Digital Computer Combustion Analyzer Test (Gas & Oil Furnaces)
  • Check for CO leaks at furnace (Gas & Oil Furnaces)
  • Check all furnace electrical components and electrical connections (Gas & Oil Furnaces)
  • Check all safety sensors and switches (Gas & Oil Furnaces)
  • Check gas components, gas connections and gas pressures (Gas Furnaces)
  • Check all modes of thermostat operation (Gas & Oil Furnaces)
  • Clean and sanitized blower section (Gas & Oil Furnaces)
  • Clean flame sensor rod (Gas & Oil Furnaces)
  • Service humidifier (Gas & Oil Furnaces)
  • Replace Air filter (Gas & Oil Furnaces)

Common Furnace Issues

  • Tripped Breaker (Please verify before you call us)
  • No Oil (Please verify before you call us)
  • No Gas (Please verify before you call us)
  • Dead Thermostat Batteries (Please verify before you call us)
  • Cracked Heat Exchanger
  • Dirty Air Filter
  • Clogged Oil Filter or Oil Line
  • Failed Oil Burner
  • Failed Gas Burner
  • Failed Thermocouple
  • Failed Power Venter
  • Failed or Tripped Safety Switch
  • Failed or Clogged Condensate Pump
  • Improper or Shorted System Control Wiring
  • Improper or Shorted System Power Wiring

A.J. LeBlanc Heating's Furnace Installations

Our Furnace Installations

Gas Furnace

Goodman gas furnace maintenance

Rheem Furnace

Rheem gas furnace service and repair

Oil Furnace

Thermopride oil furnace maintenance and repair

Get in Touch

Please fill out the form below to email us and we will get back to you as soon as possible.

Contact Info

A.J. LeBlanc Heating Inc

Address: 45 South River Road Bedford, NH 03110


M-F Day: 8:00am-4:30pm

M-F Night: Emergency Service

Local NH Contractor