AFMAN32-1068 — Heating Systems And Unfired Pressure Vessels

AFMAN32-1068 governs the installation, operation, maintenance, and inspection of heating systems and unfired pressure vessels throughout the Air Force.

Search AFMAN32-1068

  • Publication number: AFMAN32-1068
  • Title: HEATING SYSTEMS AND UNFIRED PRESSURE VESSELS
  • Date: 2020-06-16

View AFMAN32-1068 on armypubs.army.mil


AFMAN32-1068 covers fuel conversion, solid and liquid fuels, heating and distribution systems, boilers, hot water generators, and unfired pressure vessels. It includes requirements for carbon monoxide measurements, tune-ups, fuel reporting, and corrective actions.

Applies to: It applies to all civilian employees and uniformed members of the Regular Air Force, Air Force Reserve, and Air National Guard, except where noted otherwise.

Topics covered

  • Fuel conversion
  • Solid fuel requisition
  • Liquid fuel quality
  • Boiler operation
  • Hot water generators
  • Unfired pressure vessels
  • Carbon monoxide emissions

Questions and answers

How must carbon monoxide and oxygen concentrations be measured?

Measure the concentrations in the effluent stream of carbon monoxide in parts per million, by volume, and oxygen in volume percent, before and after the adjustments are made. (paragraph 6)

When must a tune-up be conducted if the unit is not operating on the required date?

If the unit is not operating on the required date for a tune-up, the tune-up shall be conducted within 30 days of startup. (paragraph 8)

What fuel information must be reported after a boiler tune-up?

The type and amount of fuel used over the 12 months prior to the tune-up of the boiler. (paragraph 7)

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