**************************************************************************
USACE / NAVFAC / AFCEC / NASA UFGS-23 52 43.00 20 (May 2015)
Change 2 - 08/18
------------------------------------
Preparing Activity: NAVFAC Superseding
UFGS-23 52 43.0
0 20 (July 2006)
UNIFIED FACILITIES GUIDE SPECIFICATIONS
References are in agreement with UMRL dated October 2022
**************************************************************************
SECTION TABLE OF CONTENTS
DIVISION 23 - HEATING, VENTILATING, AND AIR CONDITIONING (HVAC)
SECTION 23 52 43.00 20
LOW PRESSURE WATER HEATING BOILERS (UNDER 800,000 BTU/HR OUTPUT)
05/15, CHG 2: 08/18
PART 1 GENERAL
1.1 REFERENCES
1.2 RELATED REQUIREMENTS
1.3 DESIGN REQUIREMENTS
1.3.1 Boiler Installation Requirements
1.3.1.1 Location
1.3.1.2 Combustion Air
1.3.1.3 Sequence of Operation
1.3.2 Detail Drawings
1.3.2.1 Drawings
1.3.2.2 Fuel Train / Wiring Diagram
1.3.3 Water Analysis
1.4 SAFETY STANDARDS
1.5 SUBMITTALS
PART 2 PRODUCTS
2.1 BOILERS
2.1.1 General Requirements
2.2 BURNERS AND CONTROL EQUIPMENT
2.2.1 Atmospheric-Type Gas Burner
2.2.2 Gas-Fired Power Burner
2.2.3 Oil-Fired Power Burner
2.2.4 Oil-Fired Power Burner
2.2.5 Gas and Light Oil-Fired Power Burner
2.3 BOILER TRIM AND CONTROL EQUIPMENT
2.3.1 Emergency Disconnect Switch
2.3.2 Relief Valves
2.3.3 Pressure and Altitude Gage or Combination Pressure/Altitude
Gage
2.3.4 Thermometer
2.3.5 Drain Tapping
2.3.6 Make-up Water Station
SECTION 23 52 43.00 20 Page 1
