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Table of Contents
Related Manuals for Evcon DLAS Series
Summary of Contents for Evcon DLAS Series
- Page 1 Thank you for visiting HVACmanuals.com. Whether its residential, commercial or mobile homes, we’re your HVAC info source. If you are searching for information regarding a specific HVAC unit or part, please e-mail us your request at info@HVACmanuals.com. If we don’t have the information, we can put it on our search list.
- Page 2 NSTALLATION NSTRUCTIONS SEALED COMBUSTION DOWNFLOW GAS FURNACES Forced Draft with Direct Ignition (Hot Surface) DLAS MODELS DGAT & DGAM MODELS (No Coil Cabinet) (With Built-In Coil Cabinet) HEATING ONLY A/C READY For Installation In: 1. Manufactured (Mobile) Homes 2. Recreational Vehicles & Park Models 3.
- Page 3 Consolidated Industries Corp. 3535 Brady Lane 1973-070/A (2/94) P.O. Box 7800 Consolidated Lafayette, IN 47903-7800 LITHO IN U.S.A. Style Crest Products 600 Hagerty Drive 1973-070/A (2/94) P.O. Box 690 Style Crest Fremont, Ohio 43420 LITHO IN U.S.A. Red-T Products, Inc. 811 East 33rd Street North 1973-070/A (2/94) P.O.
- Page 4 tion. Damaged roof caps will cause improper furnace operation. The furnace will not heat properly and could result in explosion. 3. After installing vent pipe on furnace top collar, check to make sure there is no gap in back or side between the pipe collar and the furnace casing top.
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Page 5: Table Of Contents
..............DLAS SERIES FURNACES . -
Page 6: Furnace Specifications
IMPORTANT NOTICE CAUTION These instructions are intended for the use of qualified indi- viduals specially trained and experienced in installation of Do not test the fuel system at more than 14 inches water this type of equipment and related system components. column after furnace has been connected to fuel line. -
Page 7: Installation Standards
INSTALLATION STANDARDS Comply with Local Codes U.L. LISTED MODELS : 0-2,000 FEET For elevation above 2,000 feet, derate furnace 2% for each The installer shall familiarize himself with and comply with 1,000 feet of elevation above sea level. De-rating is accom- all local codes and regulations which govern the installation plished by reducing the orifice size. -
Page 8: Return Air Requirements
Furnace front door clearances of 0” to less than 6” from closet door 250 SQ. 250 SQ. FURNACE 250 SQ. RETURN MIN. FREE MIN. FREE AIR GRILLES AREA AREA MIN. FREE AREA UPPER UPPER HALF UPPER HALF HALF NOTE: LOCATE NOTE: LOCATE GRILLES IN LINE GRILLES IN LINE... -
Page 9: Air Distribution Systems
C. The cross-sectional area of the return duct system J. For floor return systems, the mobile home manufactur- (when located in the floor or ceiling of the mobile home) er or installer shall affix a prominent marking on or near leading into the closet is to be not less than that of the the appliance where it is easily read when the closet opening specified on the appliance’s rating plate. -
Page 10: Roof Jacks
ROOF JACKS To facilitate the proper installation of the roof jack, it is very important that the roof jack opening in the ceiling and roof WARNING be on the same vertical center line as the furnace flue collar. See Figure 5. 1. - Page 11 TABLE 6 — DLAS Roof Jacks TABLE 7 — DGAT & DGAM Roof Jacks Roof Jack Installation Dimensions Roof Jack Installation Dimensions Model Model Model Model Number Number Adjustable Height Adjustable Height 4000B7121 75” to 86” 4000B7101 86” to 95” These dimensions These dimensions are from the floor...
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Page 12: Duct Connectors
Installing Ceiling Ring Secure duct connector with four (4) sheet metal screws us- ing holes provided in the connector, and the furnace casing The ceiling ring is to meet fire stop requirements. bottom or in the sub-base. See Figure 6 and 7. Accessory Ceiling Ring (P/N 7660-2841) may be used, (see Figure 8) or the mobile home manufacturer or the installer may use other approved methods to stop fire. -
Page 13: Dlas Series Furnaces
DLAS SERIES FURNACES Installation Procedure for DLAS Furnace For convenience and faster installation, a template is provided on the furnace shipping carton. This may be The following steps are listed for installation of furnace and cut out and used to accurately locate furnace, floor and need not be performed in the exact order as listed: vent openings. -
Page 14: Dgat & Dgam Series Furnaces
DGAT & DGAM SERIES FUR- NACES Installation Procedure for DGAT & DGAM Openings and knock-outs are provided in furnace base to install a front fuel line and/or front refrigerant Furnaces lines. For A/C, remove the knock-out, and if rear lines The following steps are listed for installation of furnace are to be used they must be installed before the duct and need not be performed in the exact order as listed:... - Page 15 1-13/16” 15-7/8” 1-15/16” 9-3/4” SECURE DUCT CONNECTOR TO FURNACE BASE WITH 4 SCREWS 9-7/8” 12-1/4” DUCT LOCATING HOLE 15-7/8” 23” FLUE CENTER FLOOR CUT-OUT LINE BEND TABS OF DUCT CONNEC- UNDER DUCT OPENING CASING FRONT TO SECURE TO SUPPLY DUCT. DOOR FRONT Figure 11 1”...
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Page 16: Connecting Roof Jack To Furnace
CONNECTING ROOF JACK TO FURNACE IMPORTANT NOTICE It is mandatory that the combustion air and flue tube assembly be fully It is mandatory that the flue pipe and combustion air tube engaged at back, side and front of be securely fastened to the furnace with sheet metal COMBUSTION combustion air tube., and combus- AIR TUBE... -
Page 17: Electrical Wiring
ELECTRICAL WIRING CONNECT ELECTRICAL POWER AND CON- TROLS CAUTION All electrical wiring within the furnace has been made at the TO INSTALLER factory. DO NOT HI-POT TEST THIS FURNACE. IF HIGH All wiring connected to the furnace must comply with and POTENTIAL TESTS ARE REQUIRED ON THIS be electrically grounded in accordance with the National MANUFACTURED HOME, THIS FURNACE MUST NOT... - Page 18 Connect to Condensing Unit Contactor YELLOW wire from Furnace to condensing unit contac- tor. Thermostat terminal Y from Thermostat to condensing unit contactor Thermostat Wiring For DLAS Series — Heating Only 2 Wire Thermostat — Heating Only Suitable connectors Thermostat...
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Page 19: Wiring Diagrams
WIRING DIAGRAMS... -
Page 22: Gas Piping
GAS PIPING INSTALLATION AND CHECKING OF GAS LINE cause the gas valve to malfunction and could result in possible improper heating, explosion, fire or asphyxi- Gas Supply piping must be sized in accordance with the ation. Also, pipe sealant must be resistant to Propane recommendations contained in “American National Stan- gas. - Page 25 Evcon Industries, Inc. 3110 North Mead 1973-081 Rev.2 (8/94) P.I. P.O. Box 19014 Evcon Wichita, KS 67204-9014 LITHO IN U.S.A.
- Page 26 REPAIR PARTS LIST HSI Gas DownFlow Furnace — DGAM, DGAT, DLAS Series Model No. Factory Equipped for use with: Input/BTUH DGAM056BDC NATURAL GAS 56,000 DGAM075BDC NATURAL GAS 75,000 DGAT056BDC NATURAL GAS 56,000 DGAT070BDC NATURAL GAS 70,000 DGAT075BDC NATURAL GAS 75,000...
- Page 27 MORR #03-42001-0 NOTE: All parts with three digit suffix numbers are “Special Order” Parts. These parts are subject to factory availability and require extra time for delivery. Evcon Industries, Inc. 3110 North Mead 1973-098 Rev. 1 (12/94). P.O. Box 19014...
- Page 28 OWNER’S INFORMATION MANUAL DGAM, DGAT & DLAS SERIES AUTOMATIC IGNITION FURNACES FOR YOUR SAFETY --- WHAT TO DO IF YOU SMELL GAS Extinguish any open flame. Do not try to light any appliance. Open windows. Do not touch any electrical switch; do not use any phone in your building.
- Page 29 Evcon Industries, Inc. warrants the furnace to be free from defects in material or workmanship for a period of one year CAUTION (see warranty certificate packed with the furnace).
- Page 30 ADJUSTMENT ROD FLAME SPREADER or buyer, depending on their agreement. Adjustments of this type are not covered by the Evcon warranty. Figure 1 -- NATURAL GAS FLAME APPEARANCE YELLOW SOME BLUE...
- Page 31 Ignition System — Automatic Ignition Furnaces The furnace is equipped with an ignitor and has no pilot burner. When the wall thermostat calls for heat, the furnace combustion fan starts. In approximately 30 SECONDS, the ignitor energizes, the gas valve admits gas to the main burner and the gas is ignited.
- Page 33 Furnace Maintenance WARNING While you are away --- Your furnace as previously mentioned is equipped with a safety device which will Carefully check the following to avoid fire, explo- shut off the supply of gas to the burner in case of mal- sion or asphyxiation.
- Page 34 For installations with a parallel flow arrange- CAUTION ment, the furnace must be equipped with a damper to prevent cold air from being dis- Use of furnace or air conditioning components that charged up around the heat exchanger. Cold air are not included in the Underwriter’s Laboratories causes condensation inside the exchanger and certification of this appliance may create a hazard,...
- Page 35 We hope you follow these instructions and enjoy many years of trouble free service. If you have any questions, please feel free to contact the technical assistance hot line at 316/832---6450. Evcon Industries, Inc. 3110 North Mead 1973--- 071/A (1/95) P .O.
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