Topic 5.31 Hydronic Heating (Hot Water and Steam)
5.3101 Design
- 5.3101.1 Heat Load Calculation—Whole House
- 5.3101.2 Space Load Calculation—Heat Emitter Sizing
5.3102 Equipment Installation
- 5.3102.1 Replacement with Hot Water Boiler
- 5.3102.2 Venting Sealed Combustion Appliance
- 5.3102.3 Boiler—Pressure and Temperature Relief Valve—Hot Water Boilers
- 5.3102.4 Hot Water Operating Controls—Aquastat (Hot Water)
- 5.3102.5 Installation of Outdoor Reset Boiler Controller (Hot Water)
- 5.3102.6 Installation of Outdoor Reset Valve and Controller (Hot Water)
- 5.3102.7 Installation of Lead-Lag Controls—Pumps (Hot Water)
- 5.3102.8 Replacement of Conventional Pumps with Electrically Commutated Motor-Driven Pumps (Hot Water)
- 5.3102.9 Installation and Control of Variable Frequency Drives (Hot Water)
- 5.3102.10 Installation of Combined Heat and Domestic Hot Water System (Hot Water)
- 5.3102.11 Flow Control Through Multiple Boilers in all Primary Configurations (Hot Water)
- 5.3102.12 Flow Control Through Multiple Boilers in Primary/Secondary Configurations (Hot Water)
- 5.3102.14 Expansion Tank Installation (Hot Water)
- 5.3102.15 Bladder-Type Expansion Tank Pressurization (Hot Water)
- 5.3102.16 Installation of Individual and Redundant Pumps
- 5.3102.17 Mechanical Insulation—Removable and Reusable vs.Nonreusable (Fixed) Insulation
- 5.3102.18 Flue Gas Condensate Treatment—Condensing
- 5.3102.19 Replacement of Steam Boiler
- 5.3102.20 Boiler—Pressure Relief Safety Valve—Steam Boilers Certified
- 5.3102.21 Steam Boiler Pressure Operating Controls (Steam)
- 5.3102.22 Steam to Domestic Hot Water Heat Exchanger (Steam)
- 5.3102.23 Insulation of Condensate Tank and Boiler Feed
- 5.3102.24 Advanced Combustion Controls
- 5.3102.25 Installation of Lead—Lag Controls for Boilers
- 5.3102.26 Variable Frequency Drive Systems on Burners
- 5.3102.27 Burner Modulation Controls (Does not Include Burner Replacement)
- 5.3102.28 Burners
- 5.3102.29 Gas Trains and Gas Boosters (Water and Steam)
- 5.3102.30 Controls—Energy Management Systems
- 5.3102.31 Installation of Thermometers (Includes Hot Water)
- 5.3102.32 Install Thermostatic Radiator Valves
- 5.3102.33 Optimize Variable Frequency Drive Control
- 5.3102.34 Steam or Hot Water to Domestic Hot Water Heat Exchanger
- 5.3102.35 Upgrade to a Combined Heat and Domestic Hot Water System
- 5.3102.36 Low Water Cutoffs
- 5.3102.37 Controls—Thermostat Replacement
- 5.3102.38 Full Commissioning
5.3103 Piping (Distribution Installation)
- 5.3103.1 Balancing Valve Installation
- 5.3103.2 Air Elimination (Hot Water)
- 5.3103.3 Check Valves (Hot Water)
- 5.3103.4 Distribution Load Balancing
- 5.3103.5 One-Pipe Steam System—Steam Air Vents
- 5.3103.6 Two-Pipe Stream System—Steam Traps
- 5.3103.7 Installation of Pressure Gauges
- 5.3103.8 Isolation Valve Installation
- 5.3103.9 Installation of Strainers
- 5.3103.10 Convert Two-Pipe Steam to Hot Water
- 5.3103.11 Replacement of Tankless Coil for Domestic Hot Water Production
5.3104 Equipment Maintenance, Testing, and Repair
- 5.3104.1 Controls—Thermostat Replacement
- 5.3104.2 Maintenance: Gas Boiler Service Inspection
- 5.3104.3 Maintenance: Checklist
- 5.3104.4 Optimize Outdoor Reset Boiler Controller (Hot Water)
- 5.3104.5 Optimize Outdoor Reset Valve Controller (Hot Water)
- 5.3104.6 Repair/Replace Existing Thermostatically Controlled Zone Valves (Hot Water)
- 5.3104.7 Combined Heat and Domestic Hot Water Systems Tuneup (Includes Hot Water)
- 5.3104.8 Boiler Water Treatment
- 5.3104.9 Inspection Checklist
- 5.3104.10 Gas Boiler—Service Inspection
- 5.3104.11 Leak Detection and Repair—Fuel Piping
- 5.3104.12 Leak Detection and Repair—Distribution Leaks
- 5.3104.13 Leak Detection and Repair—Direct Vent Boiler Exhaust
- 5.3104.14 Tuneup and Upgrades
- 5.3104.15 Controls—Underground Leak Detection
5.3188 Special Considerations
- 5.3188.1 Water Drainage in the Boiler Room
- 5.3188.2 Adding Mass to Low Mass Boiler—Existing or New
- 5.3188.3 Radiator Reflector