259 Front Street Bath, ME 04530  |  (800) 540-7994 or (207) 442-7994
Office Hours: Monday-Friday 7:30am to 4:30pm
Summer Office Hours: July and August Monday-Friday 7:30 am to 4pm
M.W. Sewall | Heating Oil, Kerosene, Propane, BioHeat, Gasoline
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  • #2 Heating Oil : $2.389
    Kerosene: $2.999
    Propane: CALL

Service Plans

We are happy to offer a service contract for your heating system. In an effort to keep these contracts as easy to understand as possible we will offer the following options:

  • Warm Air Furnace
  • Hot Water Boiler with Coil
  • Hot Water Boiler with Indirect Water Heater
  • Oil Fired Water Heater
  • Propane Warm Air
  • Propane Boiler with Indirect Water Heater
  • Gas Water Heater
  • Commercial Plans
  • All contracts include the Basic Tune-up.

Please call us for Service Plan Pricing tailored to meet your needs at 1-800-540-7994

For boilers, oil fired water heaters and warm air furnaces.
Our basic plan includes an Annual Tune-Up and provides FREE 24 hour emergency service for covered items.

Basic Tune-Up Includes (but is not limited to):

  • Test & inspect all burner controls.
  • Clean or replace oil filters and strainers.
  • Clean nozzle assembly and replace nozzle.
  • Vacuum & clean heat exchanger and smoke pipe as necessary.
  • Lubricate motors and bearing assemblies.
  • Tune and adjust oil burner for maximum efficiency.
  • Perform combustion efficiency test.
  • Please call for the complete list.
  • Ultrasonic Tank Testing for Oil Tanks  – Tank Sure Insurance (for those that pass)

Along with the Annual necessary Tune-Up, all our Service Plans provide 24 hour emergency service for a problem that may develop on a covered item at any time during the year. M. W. Sewall will replace or repair, if necessary any of the parts covered at no cost to you, including labor. Here is a list of major items. Call for complete list.

  • Blast Tube
  • Fuel Pump
  • Burner Motor
  • Ignition Transformer
  • Burner Fan
  • Nozzle
  • CAD Cell
  • Oil Filter
  • Circulators
  • Primary Control
  • Delayed Oil Valve
  • End cone
  • Electrodes & Clips
  • Tempering Valve
  • Firomatice
  • Zone Valves
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