Rheem Raypak AVIA 264 User Manual

E󰀨ective: 04-28-23
Replaces: 11-15-22
P/N: 100-10000111 Rev. 05
This manual should be maintained in legible condition and kept adjacent to the heater or in a safe place for future
reference.
WARNING: If the information is not followed exactly, a re or explosion may result causing property
damage, personal injury or death.
— Do not store or use gasoline or other flammable vapors and liquids or other combustible materials
in the vicinity of this or any other appliance. To do so may result in an explosion or fire.
— WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use any phone in your building.
• Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions.
• If you cannot reach your gas supplier, call the fire department.
— Installation and service must be performed by a qualified installer, service agency or the gas supplier.
INSTALLATION AND
OPERATION MANUAL
Gas-Fired Pool
and Spa Heater
Models 264 and 404
SCAN WITH QR EQUIPPED SMART
DEVICE FOR ONLINE MANUAL.
SEE PAGE 94 FOR QR CODE.
NOTICE

Rheem Raypak AVIA 264 Specifications

General

Brand	Rheem
Model	Raypak AVIA 264
Category	Heater
Language	English

Summary

Quick Start Guide

Clearances

Specifies required clearances for installation.

Piping

Details piping requirements and connections.

Gas Supply and Pressure

Covers gas supply, pressure, and regulator requirements.

Water Chemistry

Details water chemistry requirements for heater operation.

Power Requirements

Outlines electrical power supply and draw.

Venting Requirements

Describes venting categories, materials, and terminations.

Controls and Interface

Explains control wiring diagrams and user interface.

Safety and General Information

Hazard Alert Symbols

Defines hazard alert symbols (DANGER, WARNING, CAUTION, NOTE).

Heater Safety Precautions

Specific warnings and precautions for heater operation and installation.

Installation Procedures

Before Installation Steps

Equipment inspection, ratings, elevation, power, and temperature specifications.

Installation Clearances

Details minimum clearances from combustible surfaces.

Combustion and Ventilation Air

Requirements for combustion and ventilation air.

Venting Installation Guidelines

Venting categories, materials, terminations, and location requirements.

Gas, Water, and Electrical Systems

Gas Supply Connections

Illustrates gas supply plumbing, pressure, and regulator requirements.

Water Connections and Flow

Details bypass valves, pressure relief valve, and plumbing diagrams.

Electrical Wiring and Transformer

Covers wiring, power draw, and transformer connections.

Heater Controls and Operation

Control Panel Overview

Control panel layout, adjustments, and navigation keys.

Heater Operation and Status

How to operate the heater and interpret status messages.

Program Menu and Settings

Accessing and configuring unit settings via the program menu.

Control Lockout and Diagnostics

Preventing unauthorized access and viewing system diagnostics.

Remote Control and Raymote App

Remote Control Installation

Installing and wiring remote controls for the heater.

Raymote Wi-Fi Connectivity

Steps to connect the heater to Wi-Fi using the Raymote app.

Raymote App Usage and Management

Managing users, organizations, clients, and heater settings via the app.

Connectivity Troubleshooting

Steps to resolve Wi-Fi connectivity issues.

Maintenance and Troubleshooting

Routine Maintenance Tasks

General maintenance procedures and checks.

Troubleshooting Heater Issues

Common problems, causes, and corrective actions.

Operation Troubleshooting Flow Chart

Flowchart for diagnosing operational and troubleshooting issues.

Cold Weather Operation and Winterizing

Guidelines for cold weather operation and winterizing the heater.

Specific Component Service

Unitherm Governor and Bypass Valves

Operation and service of Unitherm Governor and bypass valves.

Pressure Relief Valve and Switches

Installation of PRV and information on pressure switches.

Time Clock, High Limits, and Gas Pressure

Operation of time clock, high limits, and gas pressure adjustments.

Igniter, Burner, and Blower Service

Steps for igniter, burner, and blower removal and service.

Heat Exchanger and Desooting Procedures

Procedures for heat exchanger removal, cleaning, and desooting.

Regulatory and Support Information

Replacement Parts and Diagrams

Information on ordering parts and illustrated parts lists.

Massachusetts Installation Requirements

Specific installation requirements for Massachusetts.

QR Codes for Resources

Links to manuals and guides via QR codes.