Installation Instructions96% AFUE Condensing Gas FurnaceBosch BGH96 ModelBTC 770503101 J / 06.20233124627

Bosch BGH96M060B3B Installation Instructions Manual

Key to Symbols and Safety Instructions

Troubleshooting

Error Flash Codes

Flashes (System Lock-Out due to Failed Ignition 8 Flashes (System Lock-Out due to too Many Flame Dropouts)

Flashes (Low Fire Pressure Switch Stuck Closed)

Flashes (Pressure Switch Cycle Lockout 13 Flashes (High Pressure Switch Stuck Open)

Flashes (Limit/Rollout Switch Open More than 15 Mins 11 Flashes (Limit/Rollout Switch Open from 5 to 15 Mins)

Flashes (Incorrect Polarity of L1/L2)

Rapid Flashes (Low Flame)

Appendix A - Sequence of Operation

A1     Heating Modes

A1.2 High Fire Heating Mode Logic (W1+W2 Signal)

A2     Ignition Failure and Reignition Sequence

Troubleshooting Guide Bosch 96% AFUE Gas Furnace

BGH96 Series

operating instructions

Dimensions

Introduction

Codes and Standards

Combustion and Ventilation Air

Location

Installation

Horizontal Installation

Condensate Line and Over Flow Pressure Switch

Filter Arrangement

Air Ducts

Combustion Air and Vent System

Comnustion Air And Vent Piping Assembly

Combustion Air / Venting

Vent System

Combustion & Ventilation Air Requirements

Vent and Supply (Outside) Air Safety Check Procedure

Gas Supply and Piping

High Altitude Derate

Propane Gas (LP) Conversion

Gas Piping Checks

Electrical Connections

Electrical Connection to J-box

Start-Up, Adjustment, and Safety Check

Sequence of Operation

Gas Manifold Pressure Measurement and Adjustment

Gas Input Rate Measurement (Natural Gas Only)

Circulator Blower Speed Adjustment

Operational Checks

Service and Maintenance Procedures

Ignitor (Qualiﬁ ed Service Technicians Only)

Wiring Diagram

BGH96M060B3B

BGH96M080B3B

BGH96M080C4B

BGH96M100C5B

BGH96M100D5B

BGH96M120D5B

Bosch BGH96M060B3B Installation Instructions Manual

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