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PV500-46U 06/12
TABLE OF CONTENTS
1. Safety Considerations
2. Standard Features and Equipment
2.1 Performance
2.2 Pressure Vessel
2.3 Heat Exchanger
2.4 Code and Standards
2.5 Burner, Operating Controls & Safeties
2.6 Warranty and Service Policy (see warranty and service policy for details)
2.7 Miscellaneous
3. Product Descriptions
4. Water Heater Installation
4.1 Checking Equipment Before You Install
4.2 Codes
4.3 Electrical Requirements
4.4 Handling and Location
4.5 Service Clearances
4.6 Clearances to Combustible Surfaces
5. General Piping Guidelines
5.1 Inlet and Outlet Connections
5.2 Building Return Piping
6. Condensate Drain, Trap & Disposal
6.1 Condensate Neutralization System (optional)
7. Gas Supply and Piping
7.1 Gas Train and Controls Certification
7.2 Gas Control Trains
7.3 Inlet Pressure
7.4 Manifold Pressure
7.5 Gas Piping Size
7.6 Appliance Isolation during Gas Supply Piping Pressure Test
7.7 Gas Connection
8. Combustion and Ventilation Air
8.1 Equipment Located in Confined Spaces
8.2 Maximum Allowed Remote Combustion Air Inlet Length
8.3 Remote Combustion Air Cap
8.4 Vertical or Horizontal Remote Air Duct Termination
8.5 Remote Air Consideration for Combined Remote Air Ducting
9. Venting
9.1 Venting the Power VT Plus “SANI” Model
9.2 Venting the Power VT Plus
9.3 Maximum Category IV Vent Length
9.4 CPVC Vent System Design, Construction and Assembly
9.5 Vertical or Horizontal Vent Termination
9.6 Combining Category IV Vents