Heat Controller MGD75-E5A User Manual

MGD Series Gas Furnace                                                                                        Installation Instructions 

Heat Controller, Inc. Jackson, MI 49203                                              MGD Installation Instructions     1 

                                                                                       

   INSTALLATION INSTRUCTIONS 

FOR INSTALLATION IN: MANUFACTURED (MOBILE)                                       CAUTION: READ ALL SAFETY GUIDES 
 HOMES, RECREATIONAL VEHICLES, PARK MODELS,                                         BEFORE INSTALLING THIS FURNACE 
MODULAR HOMES AND BUILDINGS 

                                         

 
 
GENERAL INFORMATION 
 

These down flow sealed combustion furnaces install in 
Manufactured Homes, Recreational Vehicles or Modular 
Construction. The furnaces conform to Part 3280 (a) (2) of 
HUD Manufactured Homes Construction and Safety 
Standards. They must be installed only with listed RJ-Roof 
Jack, Sealed Combustion venting system. 
 
NOTE: These instructions are intended to assist qualified 
individuals experienced in the installation of heating 
equipment.          
Some state and local codes require installation personnel to be 
licensed. Read all instructions before starting the installation. 
 
 
 
 
 

 
 

 
 
 
 
 
 
NOTICE – Furnace set-up and any adjustment needed is 
responsibility of the installer/ retailer/ contractor and is not 
covered by the furnace manufacturers warranty. 

 
 

1. 

Has furnace roof jack crown been correctly installed? 

2. 

Has the furnace gas valve and burner orifice been 
cleaned? 

3. 

Is the gas line outlet pressure set for the fuel used? 

4. 

If the home uses a crossover air connector duct, is it 

        installed per homebuilders installation instructions? 
5. 

Has furnace been operated through complete heating 
cycle?       

 
 

 

Only qualified service personnel shall be used to install 
and provide maintenance of this furnace.