System: Heating

American Institute of Inspectors Standards of Practice


10.1 The inspector SHALL observe and report on:

  • Permanently installed heating systems including:
  1. Heating equipment.
  2. Normal operating controls.
  3. Automatic safety controls.
  4. Chimneys, flues, and vents, where readily visible.
  5. Combustion air supply.
  6. Clearance to combustibles.
  7. Heat distribution systems including blowers, pumps, ducts, piping, radiators, convectors, registers, air filters, insulation and fan coil units.
  8. The presence of an installed heat source in each room.
  • The inspector SHALL:
  1. Identify the energy source and type of connection.
  2. Identify heating equipment and distribution type.
  3. Operate the system(s) using normal operating controls.
  4. Open the readily accessible panels provided by the manufacturer or installer for routine homeowner maintenance.

10.2 The inspector is NOT required to:

  • Operate heating systems when weather conditions or other circumstances may cause equipment damage or if, in the opinion of the inspector, the ability to operate it is unsafe or hazardous.
  • Operate Automatic safety controls
  • Ignite or extinguish solid fuel fires.
  • Start a gas, propane or oil furnace if shut down or open any gas, propane or oil supply valve.
  • Override automatic safety controls to activate the equipment.
  • Examine or evaluate the condition of heat exchangers.
  • Examine electric heater elements or heat pump fluid/gas materials or examine below grade systems and components.
  • Examine any solar-energy heating systems or components.
  • Report on:
  1. The interior of flues or combustion chambers
  2. Humidifiers
  3. Electronic air filters
  4. The uniformity or adequacy of heat supply to the various rooms.


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