CGA 3.2 : 1976

INTRODUCTION
STANDARDS OF REFERENCE
SECTION 1
SCOPE
SECTION 2
CONSTRUCTION REQUIREMENTS AND VALVE TRAIN DIAGRAMS
 2.1 General
 2.2 Marking
 2.3 Main Burner
 2.4 Flame Safeguards
 2.5 Pilots
 2.6 Pipings and Fittings
 2.7 Air Control
 2.8 Mechanical Draft
 2.9 Valve Trains for Low Pressure Gas
 2.10 Valve Trains for Medium Pressure Gas
 2.11 Valve Trains for High Pressure Gas
 2.12 Test Openings
 2.13 Safety Controls
 2.14 Electrical Equipment and Wiring
 2.15 Draft Hoods
SECTION 3
PERFORMANCE
 3.1 General
 3.2 Combustion
 3.3 Automatic Pilots and Pilots
 3.4 Furnace Safety Limiting Devices
 3.5 Temperatures
 3.6 Combustion Safety Controls
 3.7 Other Safety Controls
 3.8 Operating Controls
 3.9 Manifold and Control Assembly Capacity
 3.10 Electrical Tests
SECTION 4
INSTRUCTIONS
 4.1 Operating Instructions
 4.2 Installation and Service Instructions
SECTION 5
DEFINITION OF TERMS
APPENDIX A
 Flue Connections
 Gas, Draft and Temperature Sampling
 Standard Thermocouple
Appendix B
 Table I
Appendix C
  Table II

Pertains to natural and liquefied petroleum gas-fired packaged furnaces designed and manufactured primarily for the purpose of building heating.