Nordyne MBHA-066A AA FC-01 User Manual

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Nordyne MBHA-066A AA FC-01 Specifications

General

Brand	Nordyne
Model	MBHA-066A AA FC-01
Category	Furnace
Language	English

Summary

Installation Instructions/Owners Manual

For Your Safety

General safety precautions and specific actions for gas leaks.

NORDYNE LIMITED WARRANTY

Warranty Limitations

Details exclusions and conditions for the appliance warranty.

What is Not Covered

Lists items and conditions explicitly excluded from warranty coverage.

Five Year Parts and Two Year Labor

Outlines the duration of parts and labor coverage for the appliance.

Heat Exchanger Coverage

Obtaining Warranty Service

5. Unit Location

6. Minimum Clearances

8. Air Distribution Systems

Caution: Hazard of Asphyxiation

Warns about negative pressure risks related to air circulation.

12. Installation of Transit-Mode Venting System

Warning: Transit-Mode Operation

Warning about operating the furnace without proper venting.

14. Fuel Piping

Caution: Improper Conversion

Warning about the risks of improper gas conversion.

Safety Information

Warning: Fire or Explosion Risk

Critical warning about following instructions to prevent fire/explosion.

For Your Safety: What To Do If You Smell Gas

Detailed steps for responding to gas leaks.

15. Lighting and Furnace Shut Down

Lighting Instructions for Standing Pilot Models

The Furnace Controls and Functions

Safety Warnings and Controls

Critical safety warnings and descriptions of gas valve, roll out switch, and oil burner control.

16. Service Guide

Burner Adjustments

Gas Conversion

Troubleshooting - Standing Pilot Models

Main Burner Does Not Come On

Troubleshooting steps for when the main burner fails to ignite.

Pilot Will Not Light or Goes Out

Steps to diagnose and fix pilot light issues.

Troubleshooting - Direct Ignition Furnaces Including Gas Gun

Ignition and Flame Issues

Covers burner motor, no flame, ignitor heating, and flame lockout issues.

Operational and Control Issues

Addresses control module status, short cycling, insufficient heat, and blower issues.

Additional Oil Furnace Maintenance

Warning: Appliance Certification

Warning about using non-certified components.

Wiring Diagrams

Gas Atmospheric MGHA 056, 070, 077

Gas Atmospheric MGHB 056, 070 and MGBB 056, 070, 077

Gas Atmospheric Furnaces MGHB 077

Standing Pilot w/induced Draft Furnaces MGHB 090 PQ, MGBB 090 PQ

Standing Pilot w/induced Draft Furnaces MGHA 090 PQ

Replacement Parts List

MG(H,B)(A,B) Series

MG(-)A and MM(-)A Series

MM(H,B)(A,B) Series