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General| Model Number | MGHA-056A AA FC-02 |
|---|---|
| Fuel Type | Natural Gas |
| Phase | 1 |
| BTU Input | 56, 000 BTU |
| Efficiency | 80% |
| Blower Motor Type | PSC |
Details exclusions and conditions that void the appliance warranty.
Outlines the five-year parts and two-year labor coverage provided.
Provides steps for obtaining warranty service and replacement parts.
Overview of the furnace series, applications, and key features.
Information on using optional extensions to raise the roof jack assembly.
Instructions for cutting necessary openings in the floor for installation.
Steps for creating openings in the ceiling and roof for the vent system.
Procedure for cutting the opening for the duct connector.
Instructions for installing the furnace mounting plate.
Steps for installing the duct connector into the floor opening.
Alternative methods for attaching duct connectors when clearance is limited.
Steps for placing and securing the furnace onto the installed duct connector.
Guidance on applying caulking and securing the roof jack assembly.
Installation steps performed at the factory.
Installation steps performed on-site at the manufactured home.
Detailed steps for connecting the main power supply wires.
Guidance on connecting low-voltage thermostat wires to the furnace.
Critical safety precautions related to fuel handling and conversion.
Essential safety warnings to be read before attempting to light the furnace.
Step-by-step guide for lighting furnaces with a standing pilot.
Describes the function of the On-Off-Fan switch for power and blower control.
Details the high-temperature safety limit switches protecting the furnace.
Information on the 100% shut-off gas valve used in gas furnaces.
Explains the manual reset safety switch for furnace protection.
Describes the primary control's role in oil burner operation and safety.
Instructions for operating the furnace's fan for cooling during summer.
Instructions for checking and adjusting burner settings for optimal performance.
Guidance on adjusting combustion air for gas gun models for efficient burning.
Details on adjusting combustion air for gas gun models.
Recommendations for maximizing performance and efficiency for oil gun models.
Proper adjustment of electrodes for oil gun models to ensure good ignition.
Procedure for converting the gas furnace from natural gas to L.P. gas.
Steps to diagnose why the main burner is not firing.
Troubleshooting steps when the pilot is lit but the main flame doesn't ignite.
Steps to diagnose issues with the pilot light not igniting or staying lit.
Steps to diagnose and correct issues with improper main burner flame.
Factors that can contribute to high gas bills and how to address them.
Steps to diagnose why the burner motor is not running when heat is called for.
Troubleshooting steps when the combustion blower runs but no flame is present.
Homeowner tasks for maintaining the furnace, including filter cleaning.
Periodic servicing tasks for a qualified serviceman at the start of the heating season.
Replacement parts specific to the MG(H,B)(A,B) furnace series.
Replacement parts specific to the MM(H,B)(A,B) furnace series.
Replacement parts specific to the MG(-)A and MM(-)A furnace series.
Specifies the models covered by these supplemental installation instructions.
