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Bradford White PV Series User Manual

Bradford White PV Series
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Manual 238-51540-00D 4/19
SERVICE
MANUAL
Troubleshooting Guide
and Instructions for Service
(To be performed ONLY by
qualified service providers)
Models Covered
by This Manual:
ThroughTheWall Models:
RG1PV40S*(N,X)
RG1PV50S*(N,X)
RG1PV55H*(N,X)
RG2PV40T*(N,X)
RG2PV50H*(N,X)
RG2PV50T*(N,X)
RG2PV75H*(N,X)
RG2PV60T*(N,X)
LG1PV55H78*(N,X)
LG2PV50H65*(N,X)
LG2PV75H76*(N,X)
(*) Denotes Warranty Years
Power Vent Gas Water Heaters
PV Series
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Bradford White PV Series Specifications

General IconGeneral
CategoryWater Heater
ManufacturerBradford White
SeriesPV Series
Fuel TypePropane or Natural Gas
Energy EfficiencyHigh Efficiency
Vent TypePower Vent
ThermostatAdjustable
First Hour RatingVaries by model
Recovery RateVaries by model
DimensionsVaries by model
WeightVaries by model
Tank Capacity40, 50, 75, or 100 U.S. Gallons
WarrantyLimited warranty (varies by model)

Summary

Introduction

How the Safety System Works

Explains the principles and operation of the water heater's safety system.

How to Use This Manual

Provides guidance on effectively utilizing the service manual for troubleshooting and repair.

Tools Required for Service

Lists essential tools and equipment needed for performing service on the water heater.

Specifications

Vent Tables

Details vent connector length specifications for various configurations and diameters.

Control Timings

WIRING DIAGRAMS

Illustrates the electrical connections for different models of the water heater.

Sequence of Operation

Power Up Sequence

Describes the initial startup checks and sequence of the water heater.

Normal Heating Sequence

Outlines the step-by-step process during normal heating operation.

Abnormal Operation

Details potential issues and the control's response during abnormal conditions.

Troubleshooting

PV SERVICE PROCEDURE I: Burner Operation Inspection, Cleaning and Replacement

Burner Inspection

Guide for visually inspecting the pilot and main burner for proper operation.

Burner Cleaning

Step-by-step instructions for cleaning the burner assembly and its components.

PV SERVICE PROCEDURE II: Pilot Inspection, Testing and Replacement

Pilot Inspection, Testing and Replacement

Procedures for inspecting, testing, and replacing the pilot assembly.

PV SERVICE PROCEDURE III: Pressure Switch Testing and Replacement

Pressure Switch Testing

Steps for testing the functionality and continuity of the pressure switch.

Pressure Switch Replacement

Instructions for safely removing and installing a new pressure switch.

PV SERVICE PROCEDURE IV: Blower Testing and Replacement

Blower Testing

Procedures for diagnosing and testing the blower motor and its operation.

Blower Removal

Detailed steps for safely removing the blower assembly from the unit.

Blower Installation

Instructions for installing a new or reassembled blower unit.

PV SERVICE PROCEDURE V: Blower Temperature Switch Testing & Replacement

Blower Temperature Switch Testing

Guide for testing the blower temperature switch for proper operation.

Blower Temperature Switch Replacement

Steps for replacing the blower temperature switch.

PV SERVICE PROCEDURE VI: Gas Control Testing and Replacement

Line Pressure

Instructions for checking the incoming gas line pressure.

Manifold Pressure Testing

Procedure for testing the gas pressure at the manifold.

ECO (Energy Cut Out)

Information regarding the Energy Cut Out feature and its reset procedure.

Gas Control Disassembly/Reassembly

Step-by-step guide for disassembling and reassembling the gas control.

Temperature Sensor Testing

Method for testing the water heater's temperature sensor.

Determine Water Temperature Inside Tank

Procedure to determine water temperature and its relation to sensor resistance.

PV SERVICE PROCEDURE VII: Flammable Vapor/Simulative Resistance Device Testing

Gas Control Removal From Water Heater

Instructions for removing the gas control unit from the water heater.

Flammable Vapor/Simulative Resistance Device Testing

Procedure for testing the flammable vapor or simulative resistance device.

PV SERVICE PROCEDURE VIII: Safety Circuit Voltage Trace

Safety Circuit Voltage Trace

Steps to trace and verify voltage within the safety circuit.

PV SERVICE PROCEDURE IX: 115 VAC Circuit Trace

115 VAC Circuit Trace

Guide for tracing and verifying 115 VAC power supply and polarity.

PV SERVICE PROCEDURE X: Diptube Inspection & Replacement

Diptube Inspection & Replacement

Procedure for inspecting and replacing the water heater's dip tube.

PV SERVICE PROCEDURE XI: Anode Inspection and Replacement

Anode Inspection & Replacement

Steps for inspecting and replacing the anode rod.

PV SERVICE PROCEDURE XII: Flue Baffle Inspection & Replacement

Flue Baffle Inspection and Replacement

Instructions for inspecting and replacing the flue baffle.

PV SERVICE PROCEDURE XIII: Inner Door/Gasket Removal, Inspection & Replacement

Inner Door Removal Procedure

Steps to remove the inner door for inspection.

Inner Door Gasket Replacement Procedure

Procedure for replacing the gasket on the inner door assembly.

Installation of Inner Door With Gasket

Instructions for installing the inner door with its gasket.

ScreenLok® Flame Arrestor Cleaning

Glossary of Terms

PARTS LIST

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