Manuali utente per Thermo Products GDM1-80N

Sommario

• GAS-FIRED FURNACE

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• DOWN FLOW & DIRECT VENT (SEALED COMBUSTION)

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• MODELS: GMD1-60N and GMD1-80N

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• INSTALLATION AND SERVICE MANUAL

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• FOR YOUR SAFETY

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• WHAT TO DO IF YOU SMELL GAS

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  • I. SAFETY SECTION

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• TABLE OF CONTENTS

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  • III. FURNACE SPECIFICATIONS 8

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    • IV. INSTALLATION 10

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  • H. GAS PIPING 18

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  • I. ELECTRICAL WIRING 19

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  • V. INSTALLER’S INSTRUCTIONS TO USER 26

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  • C. INSPECTION AREAS 39

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  • APPENDIX A – REPLACEMENT PARTS 41

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  • APPENDIX B – WIRING DIAGRAM 43

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• II. GENERAL INSTRUCTIONS AND CLEARANCES

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• NOTE: READ THIS SECTION BEFORE STARTING INSTALLATION

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• 1. This furnace is equipped with orifices for operation with natural gas. For conversion to propane gas, see instructions in Gas Conversion Section of this manual.

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• 2. Any reference to L.P. or Propane gas in this manual, any other labels, or markings on this furnace is to be construed to be propane HD-5. A commercial grade of liquefied petroleum gases composed of a minimum of 90 percent liquid propane (C8H8).

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• 3. The selection of a furnace heating capacity for a proposed installation should be based on a heat loss calculation made according to the manuals provided by the Air Conditioning Contractors of America (ACCA) or the American Society of Heating, Refr...

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  • III. FURNACE SPECIFICATIONS

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• ALCOVE

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• CLOSET

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• GAS SUPPLY PRESSURE (IN.W.G.)

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• MINIMUM REQUIRED

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• GAS MANIFOLD PRESSURE (IN. W.G.)

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• ELECTRICAL SUPPLY: 115 VAC / 60HZ / 1 PHASE

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• MAXIMUM TIME DELAY TYPE FUSE OR HACR BREAKER RATING: 15 AMPS

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  • DIMENSIONS & WEIGHTS:

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  • CABINET: WIDTH - 18 IN., DEPTH – 25-3/4 IN., HEIGHT - 57 IN.

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• WARM AIR DUCT: WIDTH – 12 IN., DEPTH – 12 IN.

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• FILTER QUANTITY & SIZE: 1 – 18” x 24 “

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• PRODUCT LISTED UNDER ETL FILE NUMBER –

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• BLOWER DATA

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• MANUFACTURER: MORRISON PRODUCTS, INC.

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• BLOWER MODEL: 10-7, DIRECT DRIVE

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  • STATIC PRESSURES (SCFM @. IN.W.G.):

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• MANUFACTURER: MORRISON PRODUCTS, INC.

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• BLOWER MODEL: 10-9, DIRECT DRIVE

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  • STATIC PRESSURES (SCFM @. IN.W.G.):

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  • A. ROOF JACK

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• B. STANDARD CHIMNEY

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• C. FURNACE LOCATION

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• Combustible Floor Base

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• Model: 70-BASE

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• Figure 1A

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• Cottage Base

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• Model: 01COT-BASE

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• Figure 1B

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• Coil Cabinet

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• Model: CE111S / CE211T

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• Figure 1C

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• CE111S CE211T D. BASE INSTALLATION

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• 1. Combustible Floor Base Model: 70-BASE

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  • Figure 2

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• Figure 3

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• 2. Cottage Base Model: O1COT-BASE

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• E. ALCOVE INSTALLATION

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• Alcove installations must use the No. 70 mobile home base.

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• Refer to section G. COMBUSTION AIR for additional combustion air requirements.

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  • Figure 4

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• F. CLOSET INSTALLATION

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  • G. COMBUSTION AIR

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    • Figure 6

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• H. GAS PIPING

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  • I. ELECTRICAL WIRING

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• If the heat anticipator is set too high, the furnace may delay activation of a heating cycle for too long. If the heat anticipator is set too low, the furnace may cycle too frequently. Either condition may not provide optimal comfort to the homeowner.

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• J. INITIAL START UP:

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  • TABLE 2

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  • Figure 8

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• VI. STARTING THE UNIT

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  • VII. TROUBLESHOOTING

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• DIAGNOSTIC FEATURES

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• VIII. DEALER MAINTENANCE

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• A qualified heating contractor should perform the following maintenance procedures at the beginning of each heating season. Correct any deficiencies at once.

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•  WARNING: Personal injury or property damage could result from repair or service of this furnace by anyone other than a qualified heating contractor. Only the homeowner/user routine maintenance described in the Users Information Manual may be perfo...

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•  WARNING: To avoid injury from moving parts, shut off the power to the furnace before removing blower compartment door.

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•  CAUTION: Label wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation.

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• A. ELECTRICAL:

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• 1. Check all wiring for loose connections and any signs of damage or unusual wear.

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• 2. Check for correct voltage at the furnace when operating.

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• 3. Check amp-draw on blower motor and inducer motor to assure they are not exceeding nameplate amp rating.

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• 4. Check for correct operation and proper settings (if manually adjustable) of all controls.

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• Shut off gas and disconnect power before continuing.

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• B. BURNERS

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• If it appears that material is accumulating in the burner box, the burner box cover can be removed and the box and burners can be vacuumed. If necessary, the burners assembly can be removed by taking out the two screws/one on each bracket on top of b...

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• Figure 9

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• C. INDUCER BLOWER ASSEMBLY

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• Inspect the pressure switch and tubing connections and inspect the blower/assembly for warpage, deterioration and carbon or other build-up. If necessary, clean the accessible portions of the housing and blower with a damp cloth. Vacuum to remove any...

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• D. INSPECTING THE VENTING SYSTEM

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  • E. GASKETS/SEALING MATERIALS

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• F. HEAT EXCHANGER

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• G. HOUSE AIR BLOWER

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• H. EXTENDED SHUTDOWN

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• ON SHUT DOWN:

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• ON START-UP:

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  • IX. USER INFORMATION SECTION

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• A. WARNINGS AND CAUTIONS:

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• B. COMPONENT LOCATIONS

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  • Figure 10

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  • C. INSPECTION AREAS

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  • D. FILTER LOCATION AND CLEANING

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• See Figure 10, in this section, for the location of the return air filter.

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  • APPENDIX A – REPLACEMENT PARTS

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  • APPENDIX B – WIRING DIAGRAM

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