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General| Brand | Rinnai |
|---|---|
| Model | Demand Duo |
| Category | Controller |
| Language | English |
Contact information for Rinnai Customer Care for product or service issues.
Requirements and skills needed for qualified professionals to install the system.
Instructions for end-users on operating and maintaining the water heater.
Section for recording system details like dealer name, purchase date, and serial numbers.
Explanation of hazard symbols (Danger, Warning, Caution) used in the manual.
Critical safety rules for installation, operation, and maintenance to prevent injury or damage.
Detailed technical data, including performance, dimensions, and electrical requirements.
Visual representation of unit dimensions and connection port locations.
General requirements, codes, and prohibitions for installing the water heater.
Diagrams showing common plumbing and gas connections for the system.
Instructions for safely unpacking the water heating system components.
Criteria for selecting an appropriate location considering water quality and environment.
Required minimum distances around the unit for proper ventilation and servicing.
Procedures for safely moving the water heating unit.
Methods for securing the unit against seismic activity to prevent damage or injury.
A checklist to verify that the installation location meets all required criteria.
Rules and warnings for selecting and installing approved venting components.
Step-by-step process for correctly installing the appliance's vent system.
Guidelines for proper placement of vent terminations to ensure safe exhaust.
Overview of Direct Vent, Non-Direct Vent (Room Air), and Common Venting options.
Details on concentric and twin pipe venting, including clearances and applications.
Instructions for using room air for combustion and related termination clearances.
Guidelines for common venting of multiple units, including materials and lengths.
Standards and installation requirements for pressure relief valves.
Installation and operational guidelines for temperature-pressure relief valves.
Schematic illustrating single unit installation piping configurations.
Schematic illustrating multi-unit installation piping configurations.
Steps for connecting the water heater to the cold and hot water supply lines.
Procedure for safely filling the water heater with water before operation.
Guidelines for preventing condensate damage and proper drainage procedures.
Instructions for safely connecting the water heater to the gas supply line.
Requirements for electrical grounding, voltage, and connection procedures.
Wiring diagrams and details for system controller and power connections.
Procedures for maintaining the storage tank, including anode inspection.
Information on inspecting and replacing magnesium anodes to prevent corrosion.
Step-by-step instructions for completely draining the storage tank.
A logbook to record dates and details of completed maintenance tasks.
List and diagrams of available replacement parts for the water heating system.
Details on what the warranty covers, Rinnai's responsibilities, and how to obtain service.
Rinnai's commitment to repair or replace defective parts or components.
Procedure for contacting Rinnai or a qualified professional for warranty service.
Information on failures or difficulties excluded from warranty coverage.
Legal limitations and disclaimers regarding implied warranties and liability.
