Nordyne MGHB-077A AA FC-01 User Manual

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Nordyne MGHB-077A AA FC-01 Specifications

General

Brand	Nordyne
Model	MGHB-077A AA FC-01
Category	Furnace
Language	English

Summary

Safety Information

General Warnings

Covers improper installation, water damage, and general hazards.

Gas Leak Procedures

Steps to follow if you smell gas.

Limited Warranty

Warranty Coverage and Limitations

Details what is covered, excluded, and for how long.

Obtaining Warranty Service

Steps to follow for service and parts.

Specifications

Warranty and Installation

Unit Location and Clearances

Roof Jack Selection

Installation Procedures

Transit-Mode Venting System Installation

Electrical Wiring

Power Supply Connections

Instructions for connecting the main power supply wires.

Thermostat Wiring

Guidance on connecting thermostat wires to the furnace.

Fuel Piping

Gas and Oil Piping Requirements

Guidelines for installing gas and oil fuel lines.

Lighting and Furnace Shut Down

Safety Information for Lighting

Crucial safety warnings and procedures before lighting.

Turning Off the Appliance

Procedure for safely shutting down the gas appliance.

Lighting Instructions for Standing Pilot Models

Step-by-step guide for lighting pilot models.

Furnace Operation Modes

Direct Ignition Operation and Sequence

Steps and cycle for direct ignition models.

Oil & Gas Gun Operation and Sequence

Steps and cycles for oil and gas gun models.

Oil and Gas Gun Furnace Operation

Gas Gun Model Operation

Instructions for operating gas gun furnaces.

Furnace Controls and Functions

Service Guide

Burner Adjustments

Gas Conversion Procedure

Troubleshooting - Standing Pilot Models

Burner and Pilot Issues

Diagnosing main burner, pilot, and flame problems.

Gas Valve and High Gas Bill Issues

Troubleshooting gas valve, flow, and high bill concerns.

Troubleshooting - Ignition and Blower Issues

Control Module, Ignitor, and Lockout Problems

Diagnosing control module, ignitor, and flame lockout.

Blower, Short Cycling, and Heat Issues

Resolving blower, short cycling, and insufficient heat problems.

Oil Furnace Maintenance

Furnace Maintenance

Wiring Diagrams

Gas Atmospheric Furnace Diagram

Standing Pilot w/Induced Draft Diagram

Replacement Parts List

Installation Sequence