Evcon DGAM056BDD, Installation Instructions Manual

Page 1: ...F JACK CROWN BEEN CORRECTLY INSTALLED HAS FURNACE GAS VALVE AND BURNER ORI FICE BEEN CORRECTLY CONVERTED FOR L P GAS WHERE APPLICABLE HAS FURNACE GAS VALVE BEEN DE RATED FOR ALTITUDES ABOVE 2000 FEET WHERE APPLICABLE IS GAS LINE OUTLET PRESSURE PROPERLY SET FOR FUEL TYPE NATURAL GAS IS 3 5 W C L P IS 10 W C IS PRIMARY AIR PROPERLY ADJUSTED PER INSTALLATION INSTRUCTIONS IS CROSS OVER DUCT INSTALLED...

Page 2: ...oof Jack Opening 10 Installing Roof Jack in Roof 10 CEILING RINGS 12 DUCT CONNECTORS 12 TEMPLATE CUTOUT DIMENSIONS 12 DLAS SERIES FURNACES 13 Installation Procedure for DLAS Furnace 13 DGAT DGAM SERIES FURNACES 14 Installation Procedure for DGAT DGAM Furnaces 14 CONNECTING ROOF JACK TO FURNACE 15 VENT SYSTEM INSTALLATION INSTRUCTIONS 16 EXISTING FURNACE REPLACEMENT 16 NEW HOME INSTALLATION 16 INST...

Page 3: ...ails to Operate Properly 24 FINAL PROCEDURE 24 Install Furnace Doors 24 Finish and Trim 24 Furnace and Air Conditioner Installations 24 MANUFACTURED HOUSING DERATION CHART 25 PROPANE 25 NATURAL GAS 25 REPAIR PARTS 26 ...

Page 4: ... Roof Jacks 11 TABLE 5 DGAT DGAM Roof Jacks 11 Figure 8 DLAS Models 11 Figure 9 DGAT DGAM Models 11 Figure 10 Ceiling Rings 12 TABLE 6 Duct Connectors 12 Figure 11 Duct Connector Dimensions 12 Figure 12 Template 12 Figure 13 Sub base Duct Connector 13 Figure 14 Duct Connector 14 Figure 15 Connecting Roof Jack to Furnace 15 Figure 16 Electrical Power Controls 17 Figure 17 Thermostat Wiring 18 Figur...

Page 5: ...NACE HAS BEEN CONNECTED TO THE FUEL LINE SUCH TEST ING MAY VOID THE WARRANTY ANY TEST RUN ABOVE 14 INCHES WATER COLUMN MAY DAMAGE THE FURNACE CONTROL VALVE WHICH COULD CAUSE AN EXPLOSION FIRE OR ASPHYXIATION IMPORTANT NOTICE These instructions are intended for the use of qualified indi viduals specially trained and experienced in installation of this type of equipment and related system components...

Page 6: ...se with Input BTUH Output BTUH DGAT056BDD NATURAL GAS 56 000 46 000 DGAT070BDD NATURAL GAS 70 000 57 000 DGAT075BDD NATURAL GAS 75 000 61 000 DGAT090BDD NATURAL GAS 90 000 72 000 DLAS Automatic Ignition Heating Only No Coil Cabinet Model No Factory Equipped for use with Input BTUH Output BTUH DLAS056BDD PROPANE 56 000 47 000 DLAS075BDD PROPANE 75 000 62 000 TABLE 2 Electrical Specifications Electr...

Page 7: ...rning Appliances in Mobile Homes Unit electrical wiring and grounding shall comply with current standard CSA C22 1 Canadian Electrical Code Part 1 Recreational Vehicles Unit installation shall comply with current CSA stan dard CAN CGA Z240 4 2 InstallationRequirements for Propane Appliances and Equipment in Recreation al Vehicles Unit electrical wiring and grounding shall comply with current CSA s...

Page 8: ... opening is located in the floor of the closet versus the vertical front or side wall the open ing is to be provided with means to prevent its inadver tent closure by a flat object placed over the opening C The cross sectional area of the return duct system when located in the floor or ceiling of the mobile home leading into the closet is to be not less than that of the opening specified on the ap...

Page 9: ...a of the door The lower closet door grille may be omitted if an undercut of 2 1 2 Inches is provided in the door B A fully louvered closet door MUST have a minimum of 250 Square Inches of free area in the upper half of the door Furnace to Closet Door Clearance Less than 1 Inch Figure 5 Furnace to Closet Door Clearance Less than 1 Clearance Less than 1 The closet door MUST have three return air gri...

Page 10: ...erature Rise is to be adjusted to obtain a tem perature rise within the range s specified on the furnace rating plate A Single trunk duct Dual trunk duct Transition duct B S 1 Crossover Duct must be centered directly under furnace S 2 Use 12 Diameter Round or equivalent insulated Flex duct only S 3 Terminate Flex duct opposite furnace in the center of the trunk duct S 4 Flex duct material must be ...

Page 11: ...fur nace is flush with the walls or adjusted to allow for anyspac ing away from either wall Mark this location on ceiling and scribe a circle with a 5 ra dius 10 diameter around this mark Cut opening for roof jack through ceiling and roof If furnace was installed during construction cover furnace and flue opening to prevent debris from entering flue and combustion air when hole is cut for roof jac...

Page 12: ...s 4000 7121 C 91 to 102 These dimensions are from the floor to the top side of the 4000 7141 C 99 to 120 the top side of the roof See Figure 9 4000 7151 C 106 to 132 roof See Figure 9 4000 7171 C 143 to 173 4000 8161 C 101 to 117 4000 8181 C 115 to 145 These jacks have removable crowns Available with 3 1 2 12 Pitch Fixed Flashing Models 4000 6141 and 4000 6151 Available with 3 1 2 12 Pitch Fixed F...

Page 13: ... is used to provide a better air seal it should be a type approved by the applicable national or local codes TABLE 6 Duct Connectors Sales Package Part Number Depth 7681 6621 7681 602 2 Duct Connector For Ducts 1 1 8 below top of floor surface 7681 6631 7681 603 3 Duct Connector For Ducts 2 1 8 below top of floor surface 7681 6651 7681 605 5 Duct Connector For Ducts 4 1 8 below top of floor surfac...

Page 14: ...of hole in the duct and bend tabs up firmly against underneath side of duct Secure duct connector with four 4 sheet metal screws us ing holes provided in the connector and the sub base See Figure 13 Secure sub base to floor with 2 or more screws or nails B Install Furnace Check to make sure roof jack is not extending too far down into furnace location Slide furnace into location and align over flo...

Page 15: ...stall duct connector with tabs inside of hole in the duct and bend tabs up firmly against underneath side of duct Secure duct connector to floor with four 4 sheet metal screws using holes provided in the connector See Figure 14 B Install Furnace Remove panel from air conditioning compartment Check to make sure roof jack is not extending too far down into furnace location Slide furnace into locatio...

Page 16: ... air tube are present 2 Pull the telescoping flue tube and combustion air tube assembly down from the roof jack Slide the flue tube combustion air tube assembly down firmly over the fur nace flue outlet and combustion air collar Insure that the back side and front of combustion air tube collar is fully engaged Fasten the combustion air tube to the furnace combustion air collar using two 2 1 2 inch...

Page 17: ...ot add to or adapt other sheet metal pipes Do not cut insert or add other pipes to this assembly 5 In no case should there be a gap between sections of the flue pipe or the combustion air pipe NEW HOME INSTALLATION IF THIS FURNACE IS INSTALLED ON A NEW HOME DO THE FOLLOWING 1 Inspect the furnace top collars for signs of insulation or ceiling debris which might have fallen in during cutting of the ...

Page 18: ...rough the small plastic bush ing just above the control panel b Connect the thermostat wires to the furnace low voltage pigtails See Figure16 c Connect low voltage circuit to the wall thermostat pigtails A separate 120 V A C supply circuit must be used for the furnace The circuit should be protected by a 15 amp fuse or circuit breaker Figure 16 This screw does not need to be removed in order to re...

Page 19: ... FOR DGAT AND DGAM SERIES Figure17 Thermostat Wiring White Green Black Red Blend Air Control Box Condensing Unit Wall Thermostat Furnace Control Box Not Factory Installed White Green Black Red Yellow White Green Red Yellow ...

Page 20: ...20 THERMOSTAT WIRING FOR DLAS HEAT ONLY SERIES Wall Thermostat Rear View Furnace Control Box Figure17a Thermostat Wiring for DLAS Series R W White Green Black Red Yellow White Red ...

Page 21: ...8 9 Blower Motor System Switch To Earth Ground Neutral L1 115 VAC To A C Condensing Unit If equipped Incoming Power Must Be Polarized Observe Color Coding NEUTRALS Ground Screw HEAT COOL L1 XFMR COM 24 VAC RED BLK BRN WHT WHT BLK BLU RED LOAD LINE WHT WHT BLK Sensor Rod BLK BRN BRN BLK BLU BLU GRN ORG BLU GRY W G R Y C BLK BLK BLK GRN WHT RED YEL BLK GRN WHT Transformer YEL RED WHT 2 1 Blend Air C...

Page 22: ...nitor Gas Valve 1 2 3 4 5 6 7 8 9 Blower Motor System Switch To Earth Ground Neutral L1 115 VAC To A C Condensing Unit If equipped Incoming Power Must Be Polarized Observe Color Coding NEUTRALS Ground Screw HEAT COOL L1 XFMR COM 24 VAC RED BLK WHT WHT BLK BLU RED LOAD LINE WHT WHT BLK Sensor Rod BLK BRN BRN BLU BLU GRN ORG BLU GRY W G R Y C BLK BLK BLK GRN WHT RED YEL BLK GRN WHT Transformer YEL R...

Page 23: ...ois ture and contaminations For NAT gas operation the furnace is designed for 7 W C inlet gas pressure Pressure to main burner is then reduced to 3 1 2 W C For Propane gas operation the furnace is designed for 11 W C inlet gas pressure Pressure to main burner is then reduced to 10 W C IMPORTANT When converting valve from or to Propane gas it will be necessary to change main burner orifice to preve...

Page 24: ...ral gas the base of the flame should be blue but the tips of the flame will be yellow See Figure 20 5 On Propane gas almost all of the flame will be yellow although some blue should still be present at the base of the flame next to the end of the burner See Figure 21 6 If the flame is too yellow the combustion air should be increased If the flame is excessively blue no yellow the combustion air sh...

Page 25: ...ture rise within the ranges specified on the name plate SUPPLY DUCT OPENING Furnace Base Figure 22 Anti Backflow Damper Duct Connector Automatic Damper Note For best air delivery install damper with blades parallel to supply duct Furnace and Air Conditioner Installations In an air conditioner is installed which does not use the blower for air distribution and operates completely inde pendent of th...

Page 26: ...51 0891 NATURAL GAS 56 000 Input 70 000 Input 75 000 Input 90 000 Input Elevation Output Orifice Drill Part Output Orifice Drill Part Output Orifice Drill Part Output Orifice Drill Part 0 2000 Factory 46 000 128 30 9951 1281 56 000 149 25 9951 1491 59 000 154 23 9951 1541 72 000 177 16 9951 1771 2 000 42 320 128 30 9951 1281 51 520 149 25 9951 1491 54 280 149 25 9951 1491 66 240 173 17 9951 1731 3...

Page 27: ... DESCRIPTION __ ALL X 8B246P 8B247P Enamel Spray 15 oz Almond Enamel Spray 15 oz White 2 ALL 1 7945A5721 Casing Top 3 ALL 1 7990 3591B Limit Switch Upper 180 Manual Reset 4 ALL 1 7990 6451 Booster Assembly Includes Code 5 9 5 ALL 1 7995A386 Booster Gasket 6 ALL 1 2900 3601 Impellor 3 13 16 x 1 7 8 x 1 4 7 ALL 1 2900 147 Mount Plate Booster Motor 8 ALL 1 7990 300 Motor Mount Plate Gasket 9 ALL 1 79...

Page 28: ...1631 A Mounting Plate Burner 35 36 ALL 1 1214 2511 Filter 16 x 20 x 1 Disposable 2 Required 37 DGAM DLAS DGAT 1 1 1 7975 1561 B 7990 1561 A Panel Upper White Panel Upper White 38 DGAM DGAT DLAS 1 1 7956 1571 A 7956 1631 A Panel Lower White Panel Lower White BLOWER PARTS 39 DGAM 1 1468 220P Motor DGAT DLAS 057 070 075 1 7966 311P Motor 090 1 1468 212P Motor 40 All 1 7966A530 Scroll 41 All 1 2702 40...