24 July 2003
including Change 1, Jan 2004 and Change 2, March 2005
Unfired pressure vessels containing only water under pressure at ambient
temperature for domestic or industrial process supply purposes. Those
containing air, the compression of which serves only as a cushion, must
be inspected if pressures and volumes exceed those specified above.
Unfired pressure vessels used as refrigerant receivers for refrigerating and
air conditioning equipment.
Coil type steam vapor cleaners unless requested by the activity.
Unit heaters (gas, electric, or steam).
Boilers and direct fired and domestic water heaters under 117124.2 W
(400,000 BTUs/hour) input capacity unless requested by the activity.
Residential and commercial warm air furnaces.
Shore-based hyperbaric facility pressure vessels used for manned
operations or for testing animals or equipment (these are under the
authority of NAVFAC System Certification Authority.)
LEASED AND/OR CONTRACTOR-OWNED AND OPERATED BOILERS
. These boilers and UPVs must
by a contractor-provided boiler
inspector meeting the requirements of paragraph 2-2. For the DON, the Engineering
Field Division (EFD)/Commanding Officer (CO) reserves the right to have these boilers
inspected by a Navy inspector.
APPLICABLE CODES. The latest versions of the following codes are
applicable in the inspection and testing of boilers and pressure vessels:
American Society of Mechanical Engineers (ASME), Boiler and Pressure
Vessel Code (BPVC). Published by the American Society of Mechanical
Engineers, New York, NY.
American Society of Mechanical Engineers (ASME) CSD-1, Controls and
Safety Devices for Automatically Fired Boilers. Published by the American
Society of Mechanical Engineers, New York, NY.
National Board Inspection Code (NBIC). Published by the National Board
of Boiler and Pressure Vessel Inspectors, Columbus, OH.
National Fire Codes. Published by the National Fire Protection
Association, Quincy, MA.
MIL-HDBK-1149, Industrial Water Treatment.