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Raypak P-R206A-EN-C

Raypak P-R206A-EN-C
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INSTALLATION & OPERATING
INSTRUCTIONS
Gas-Fired
Pool & Spa
Heater
Catalog No. 6000.59AB Effective: 03-15-17 Replaces: 08-15-15 P/N 241236 Rev. 29
WARNING: If these instructions are not followed exactly, a fire or explosion may result
causing property damage, personal injury or death.
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 sup-
plier'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.
This manual should be maintained in legible condition and kept adjacent to the heater or in a safe place for future
reference.
Atmospheric Models
206A, 266A, 336A & 406A
Lo NOx Models
207A, 267A, 337A & 407A
Do not store or use gasoline or other flammable vapors and liquids in the vicinity of
this or any other appliance.

Table of Contents

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Raypak P-R206A-EN-C Specifications

General IconGeneral
ModelP-R206A-EN-C
TypeGas Heater
Input BTU/hr206, 000
Heat ExchangerCopper
Ignition TypeElectronic
Weight194 lbs
Output BTU165, 000
Efficiency80%
Gas TypeNatural Gas
Fuel TypeNatural Gas
Voltage120V

Summary

Installation and Operating Instructions

General Safety Warnings

Crucial safety instructions regarding fire, explosion, and gas leaks.

Owner Operating Instructions

Start-Up Procedures Overview

Step-by-step guide for initiating heater operation after installation.

Pre-Start-Up Checks

Essential checks for burners and water flow before initial heater operation.

Millivolt System Operation & Safety

Manual Pilot Lighting Instructions

Detailed steps for safely lighting the pilot light on a millivolt system.

Electronic Ignition Operation & Safety

Automatic Pilot Lighting Instructions

Steps for operating a heater with an automatic pilot ignition system.

Post Start-Up Checks & Safety Precautions

Water Pressure Switch Functionality

Importance of the water pressure switch for heater safety and operation.

Pool and Spa Water Temperature Hazards

Safety guidelines for pool and spa water temperatures, especially for vulnerable individuals.

Routine Maintenance & Care

Installation & Service Instructions

General Specs & Installation Requirements

Installation Personnel and Safety

Emphasizes the need for qualified personnel and warns against improper installation.

Code Compliance for Installation

Requirements for installation to comply with national and local codes.

Installation Clearance Requirements

Clearances from Combustible Construction

Specifies minimum clearances required from combustible surfaces for safe operation.

Venting Clearances & Installation

Overhang and Flue Product Clearance Requirements

Details minimum clearances for flue products from building openings and air inlets.

Indoor & Outdoor Venting Options

Atmospheric Unit Specs & Dimensions

Lo NOx Unit Specs & Dimensions

Combustion Air & Vent Piping

Combustion and Ventilation Air Requirements

Minimum requirements for air supply openings for indoor units.

Gas Supply & Pressure Requirements

Natural and Propane Gas Pressure Specs

Specifies required gas supply pressures for natural and propane gas.

Gas Pressure Regulation & Pipe Sizing

Flow Rates & Pressure Drops

Heater Headers & Unitherm Governor

Bypass Valves & Pressure Relief

Pressure Relief Valve Installation Requirements

Details on installing a pressure relief valve to meet building codes.

Plumbing & Water Connections

Heat Exchanger Service & Cleaning Procedures

Electrical Wiring Procedures

Advanced Flame Technology (AFT) Wiring

Wiring instructions for AFT models, including transformer relocation.

Electrical Grounding and Bonding

Crucial safety instructions for proper electrical grounding and bonding.

Transformer Wiring & Power Supply

Millivolt Wiring Diagrams & Key

Millivolt Mechanical Thermostat Wiring

Diagram showing wiring for millivolt heaters with a mechanical thermostat.

Atmospheric Wiring Diagrams & Key

Atmospheric Heater Wiring Diagram (115240 V)

Detailed wiring diagram for atmospheric heaters with 115/240V operation.

Lo NOx Wiring Diagrams & Key

Lo NOx Heater Wiring Diagram (120240 V)

Wiring diagram for Lo NOx heaters, showing connections for 120/240V operation.

Servicing Control Components

Control Panel & Adjustments

AFT Thermostat Operation & Interface

Mode and Temperature Adjustment

How to select modes (Pool/Spa) and adjust setpoint temperatures.

Status and Diagnostic Messages

Understanding the status and diagnostic messages displayed by the AFT control.

AFT Control Programming & Settings

Adjusting Temperature Scale and Setpoints

How to set temperature units (F/C) and maximum temperature limits.

AFT Status & Diagnostic Codes

Fault Code Indicators

Lists and explains various fault codes and their meanings for troubleshooting.

Remote Control Operation & Installation

Remote Control Compatibility and Installation

Notes on installing remote controls for AFT thermostat models.

Remote Control Wiring Procedures

Remote Wiring Configuration Notes

Important guidelines for running and shielding remote control wiring.

Safety Switches & External Controls

Time Clock Firemans Switch Integration

How to connect and use time clocks or fireman's switches with the heater.

Water Pressure Switch Adjustment

Procedure for adjusting the water pressure switch for proper operation.

Component Removal & Cleaning

Burner Tray and Gas Valve Removal

Procedures for removing the burner tray and gas valve assembly.

Heat Exchanger Service & Cleaning Procedures

Heat Exchanger Removal and Cleaning

Steps for removing and cleaning the heat exchanger.

Lo NOx Heater Service & Operation

Lo NOx Heater Startup Procedures

Sequence of operations for starting a Lo NOx heater.

Lo NOx Burner & Component Service

Lo NOx Main Burner and Orifice Removal

Steps for removing and servicing Lo NOx main burners and orifices.

Lo NOx Burner Tray and Gas Valve Removal

Procedures for removing the burner tray and gas valve on Lo NOx models.

Troubleshooting Mechanical Problems

Heater Liming, Sooting, and Flame Issues

Addresses problems related to scale, soot, pilot flame, and burner flame appearance.

Millivolt Electrical Troubleshooting Guide

Millivolt Electrical Checks Overview

General checklist for troubleshooting millivolt heater electrical issues.

Millivolt Gas Valve Troubleshooting Flowchart

A step-by-step flowchart for diagnosing millivolt gas valve problems.

Electronic Ignition Electrical Troubleshooting

High Voltage Safety Warning

Crucial safety warning regarding high voltage for technicians.

Electronic Ignition Troubleshooting Flowchart

A flowchart for diagnosing issues with electronic ignition systems.

Control Logic & Diagnostics Flowchart

Heater Operation Logic Overview

Diagram illustrating the heater's operational logic and control flow.

Diagnostic Readout Interpretation

Explains how to interpret various diagnostic readouts and fault codes.

Replacement Parts Information & Ordering

Atmospheric Heater Parts Identification

Lo NOx Heater Parts Identification

Atmospheric Heater Parts List (A-G)

Atmospheric Heater Parts List (H-V)

Atmospheric Heater Parts List (S-V & Kits)

Lo NOx Heater Parts List (B-G)

Lo NOx Heater Parts List (M-V)

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