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A.O. Smith FPSH 50 User Manual

A.O. Smith FPSH 50
50 pages
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A.O. Smith FPSH 50 Specifications

General IconGeneral
Capacity50 Gallons
Power SourceElectric
Pressure Rating150 PSI
ThermostatAdjustable
Tank MaterialGlass-Lined
Warranty (Tank)6 Years
Warranty (Parts)6 Years
Heating ElementDual
Warranty6 years
Capacity (liters)189 liters
Voltage240V

Summary

Models Covered

Residential Models

Lists residential water heater models covered in this manual.

Commercial Models

Lists commercial water heater models covered in this manual.

Handbook Introduction

Honeywell SmartValve Information

SmartValve Product Overview

Explains the integrated functions of the SmartValve control unit.

Ignition Module Function

Describes the ignition module's sequence, timing, and retry logic.

Temperature and High Limit Controls

Covers the thermostat settings and high-limit (ECO) function of the SmartValve.

Gas Valve Specifications

Details gas valve connections, pressure requirements, and natural/propane differences.

Model Series Specific Details

FPST, FPSH, FPCR, FPD Series

Details for FPST, FPSH, FPCR, FPD models including description, blower, and burner.

FPSE 75, FPSH 75, BTF 75 Series

Details for FPSE/FPSH 75/BTF 75 models including description, blower, and burner.

BTI 80 and 100 Series

Details for BTI 80/100 models including description, blower, and burner.

SmartValve Operation and Troubleshooting

Sequence of Operation

Outlines the step-by-step operational sequence of the SmartValve control.

Troubleshooting Overview

Provides common troubleshooting steps and solutions for SmartValve issues.

Detailed Troubleshooting Procedures

Electrical and Grounding Tests

Verifies outlet, ground path, and wiring harness for proper electrical function.

Switch and Sensor Tests

Tests air proving, vent temp limit, blocked exhaust, and inlet switches.

Igniter and Gas Pressure Tests

Diagnoses igniter issues and checks manifold gas pressure.

Parts Lists and Ordering

General Service Information

Common Installation Issues

Highlights typical problems encountered during water heater installation.

Common Service Issues

Addresses frequent problems and maintenance tips for service technicians.

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