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Heat Controller MGD90-E3A manual

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Table of contents for the manual

  • Page 1

    MGD Series Gas Furnace Installation Inst ructions Heat Controller, Inc. Jackson, MI 49203 MGD Installation Instructions 1 INSTALLATION INSTRUCTIONS SEALED COMBUSTION DOWNFLOW MGD SERIES GAS FURNACE SIZES 60, 75, 90 FOR INSTALLATION IN: MANUFACTURED (MOBILE) CAUTION: READ ALL SAFETY GUIDES HOMES, RECREATIONAL VEHICLES, PARK MODELS, BEFORE INSTALLING[...]

  • Page 2

    MGD Series Gas Furnace Installation Inst ructions Heat Controller, Inc. Jackson, MI 49203 MGD Installation Instructions 2 SPECIFICATIONS 80 A FUE- AU TOMA TIC HOT SURFA CE IGNITION Model No. MGD60-E3A MGD75-E3A MGD90-E3 A MGD60-E5A MGD75-E5A MGD90-E5A Input, BTUH 60,000 75,000 90,000 60,000 75,000 90,000 Output, BTUH 48,000 60,000 72,000 48,000 60,[...]

  • Page 3

    MGD Series Gas Furnace Installation Inst ructions Heat Controller, Inc. Jackson, MI 49203 MGD Installation Instructions 3 SAFETY CONSIDERATIONS INSTALLATION STANDARDS CODE COMPLIANCE The installer shall become familiar with and follow all local codes and regulations which govern the i nstallation of t his furnace. Where applicable, local codes may [...]

  • Page 4

    MGD Series Gas Furnace Installation Inst ructions Heat Controller, Inc. Jackson, MI 49203 MGD Installation Instructions 4 RETURN AIR ALCOVE INSTRUCTION The furnace may be installed free standing or in an alcove with a free flow of air back to the furnace. A minimum of 18” shall be provided at the front for return air and service access. CLOSET IN[...]

  • Page 5

    MGD Series Gas Furnace Installation Inst ructions Heat Controller, Inc. Jackson, MI 49203 MGD Installation Instructions 5[...]

  • Page 6

    MGD Series Gas Furnace Installation Inst ructions Heat Controller, Inc. Jackson, MI 49203 MGD Installation Instructions 6[...]

  • Page 7

    MGD Series Gas Furnace Installation Inst ructions Heat Controller, Inc. Jackson, MI 49203 MGD Installation Instructions 7 SEALED COMBUSTION ROOF JACK – (REQUIRED)[...]

  • Page 8

    MGD Series Gas Furnace Installation Inst ructions Heat Controller, Inc. Jackson, MI 49203 MGD Installation Instructions 8 CUTTING ROOF JACK OPENING A proper installation of the roof jack requires that openings in roof and ceiling be on the same vertical centerline as the furnace flue collar. See FIG. 1 Mark the center point on t he ceiling and scri[...]

  • Page 9

    MGD Series Gas Furnace Installation Inst ructions Heat Controller, Inc. Jackson, MI 49203 MGD Installation Instructions 9 CONNECT POWER SUPPLY 1. Remove the furnace control panel cover. 2. Insert 115 V wiring through a strai n relief bushing on the left side of the furnace. 3. Connect the HOT wire to the black pigtail lead; connect the NEUTRAL wire[...]

  • Page 10

    MGD Series Gas Furnace Installation Inst ructions Heat Controller, Inc. Jackson, MI 49203 MGD Installation Inst ructions 10 GAS PIPE AND TUBING-MIN SIZES MODEL TYPE LENGTH PIPE TUBING MGD OF SIZE SIZE GAS (FT.) (IN.) (IN. OD) to 20 3/8 5/8 Natural to 60 1/2 - 60 to 70 - 3/4 to 40 3/8 - Propane to 70 - 5/8 to 80 1/2 - to 20 - 5/8 to 50 1/2 - Natural[...]

  • Page 11

    MGD Series Gas Furnace Installation Inst ructions Heat Controller, Inc. Jackson, MI 49203 MGD Installation Inst ructions 11 WIRING DIAGRAM, MGD[...]

  • Page 12

    MGD Series Gas Furnace Installation Inst ructions Heat Controller, Inc. Jackson, MI 49203 MGD Installation Inst ructions 12 REPLACEMENT PARTS[...]

  • Page 13

    MGD Series Gas Furnace Installation Inst ructions Heat Controller, Inc. Jackson, MI 49203 MGD Installation Inst ructions 13 MGD Gas Furnace Parts List ITEM NO. USED ON FURNACE MODEL PART NO. QTY DESCRIPTION 1 All R68DD0010 1 Pressure Switch, -0.20 N.O. 2 All R71CA0006 2 ft. Silicon Tubing 3 All R68CA0005 1 Limit Switch, Manual, Upper-180F 4 All R86[...]

  • Page 14

    MGD Series Gas Furnace Installation Inst ructions Heat Controller, Inc. Jackson, MI 49203 MGD Installation Inst ructions 14 Reference: NFPA No. 54, ANSI Z 223.1 National Fuel Gas Code Table shows 4% Input Reducti on per 1,000 feet elevation For Canadian High Altitude (2,000-4, 500 feet), reduce gas pressure to burner manifold (manifold Ps.) to 3.0?[...]