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Table of Contents
- 1 Table of Contents
- 2 Specification
- 3 Connections and Fittings
- 4 Dimensions
- 5 Appliance Location
- 6 General Installation Information
- 7 Water Delivery Temperature
- 8 Controller Installation
- 9 EF26 Condensate Neutraliser Tank and Drain
- 10 Commissioning
- 11 Sideways Flue Diverter Dip Switch Changes
- 12 PCB Interface and Functions
- 13 A-Series Controller Communication Cables
- 14 EF26 Controller Communication Cables
- Download this manual
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Table of Contents
Related Manuals for Rinnai INFINITY EF26
Summarization of Contents
Important Notices
Installation Standards
Appliance must be installed per manufacturer instructions and current standards.
Usage Restrictions
Appliance is not suitable for spas, pools, hydronic, or solar applications.
Critical Safety Warning
Improper installation, adjustment, or service can cause damage, injury, or death.
Before Installation
Pre-Installation Checks
Unpack, check for damage, verify components and gas type.
Specifications and Scope of Use
Technical Specifications
Detailed technical data including efficiency, capacity, input, output, and protection.
Scope of Use
Defines intended residential applications and limitations.
Connections and Fittings
Connection Diagrams (A-Series & EF26)
Visual guide to connection points for A-Series and EF26 models.
Service Connection Requirements
Essential advice on isolation valves and pipe purging for safe installation.
Appliance Location and Clearances
Outdoor Installation Requirements
Requirements for outdoor placement, natural ventilation, and power supply.
Horizontal Obstruction Requirements
Minimum clearances around the flue terminal to prevent wind interference.
General Installation Advice
Mounting and Securing the Unit
Proper methods for wall mounting and securing the appliance.
Pipe Sizing and Water Supply
Guidance on selecting appropriate pipe sizes for gas and water.
Frost Protection System
Explanation of the automatic frost protection and its external thermistor.
Water Temperature Settings
Temperature Limits for Hygiene Areas
Regulations for hot water temperature in areas like schools and nursing homes.
Controller-less Temperature Setup
Diagrams illustrating temperature configurations for units without controllers.
Water Controller Setup
Controller Compatibility & Servicing
Information on Rinnai controller compatibility, non-serviceable parts, and general usage.
Master/Sub-Controller Configuration
How to set up master and up to three sub-controllers.
Controller Placement Guidelines
Guidelines for installing controllers in shaded, clean locations away from hazards.
EF26 Condensate Drainage
Condensate Drain Pipe Requirements
Details on the condensate drain pipe material, connections, and fall.
Condensate Discharge Points
Rules for the point of discharge, air gaps, and avoiding nuisance.
Condensate Drain Interconnections
Common Stack & Tundish Drainage
Procedures for common stack discharge and tundish connections.
Freeze Protection for Drains
Measures for insulating pipes and ensuring proper drainage in freezing conditions.
Appliance Commissioning
Commissioning Steps
A step-by-step guide for final testing, leak checks, and operational verification.
Sideways Flue Diverter Setup
Dip Switch Configuration
How to set dip switches for correct operation with a sideways flue diverter.
PCB Interface & Settings
PCB Interface Navigation
Instructions for accessing programming mode and adjusting appliance settings.
EF26 Error Code Explanation
Explanation of the neutraliser alert (error 92) and its resolution.
A-Series Controller Cable Connection
A-Series Cable Termination
Detailed steps for terminating and connecting communication cables to the water heater.
EF26 Controller Cable Connection
EF26 Cable to PCB Connection
Instructions for connecting controller cables via the mini-plug to the EF26 appliance PCB.
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