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Evcon DLAS075BDD - User Manual

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INSTALLATION INSTRUCTIONS
DLAS MODELS
(No Coil Cabinet)
DGAT & DGAM MODELS
(With Built--In Coil Cabinet)
For Installation In:
1. Manufactured (Mobile) Homes
2. Recreational Vehicles & Park
Models
3. Modular Homes & Buildings
SEALED COMBUSTION
DOWNFLOW GAS FURNACES
Forced Draft with Direct Ignition (Hot Surface)
FURNACE SET---UP CHECK LIST
IMPORTANT: ONLY IND I VIDUALS HAVING PROVEN EXPERIENCE WITH THIS TYPE OF EQUIPMENT
SHOULD ATTEMPT TO PERFORM SET-- UP.
- HAS ROOF JACK CROWN B EEN CORRECTLY
INSTALLED?
- HASFURNACEGASVALVEANDBURNERORI-
FICE BEEN CORRECTLY CONVERTED FOR L.P.
GAS WHERE APPLICABLE?
- HASFURNACEGASVALVEBEENDE---RATED
FOR ALTITUD ES ABOVE 2000 FEET WHERE
APPLICABLE?
- IS GAS LINE OUTLET PRES SURE PROPERLY
SET FOR FUEL TYPE? (NATURALGASIS3.5
W.C.; L.P. IS 10 W.C.)
- IS PRIMARY AIR PROPERLY ADJUSTED PER
INSTALLATION INSTRUCTIONS?
- IS CROSS---OVER DUCT INSTALLED PER
HOME BUILDER AND EVCON INSTALLATION
INSTRUCTIONS?
- HAS FURNACE BEEN OPERATED THROUGH A
COMPLETE HEATING CYCLE?
IMPORTANT: PROPER FURNACE SET--UP AND ADJUSTMENT IS THE RESPONSIBILITY OF THE
RET AILER/HOMEOWNER AND IS NOT COVERED UNDER W ARRANTY.

Table of Contents

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Evcon DLAS075BDD Specifications

General IconGeneral
BTU75, 000
Efficiency80%
Blower MotorMulti-speed
Ignition TypeHot Surface Ignition
Heat Exchanger MaterialAluminized Steel
StagesSingle-stage

Summary

FURNACE SET-UP CHECK LIST

GENERAL SPECIFICATIONS AND INSTRUCTIONS

FURNACE SPECIFICATIONS

Details model input/output BTUH and factory fuel type.

ELECTRICAL SPECIFICATIONS

Lists voltage, amperage, and circuit requirements.

INSTALLATION STANDARDS

COMPLY WITH LOCAL CODES

Emphasizes adherence to all local codes and regulations.

MINIMUM FURNACE CLEARANCES

Specifies required distances from combustible materials.

HIGH ALTITUDE INSTALLATION

Details derating requirements for elevations above 2,000 feet.

RETURN AIR REQUIREMENTS

CLOSET INSTALLATIONS

Outlines requirements for return air in closet installations.

FLOOR OR CEILING RETURN AIR SYSTEM

Details requirements for floor/ceiling return air systems.

SPECIAL CLOSET INSTALLATIONS

FURNACE TO CLOSET DOOR CLEARANCE

Specifies minimum free area and clearance for closet doors.

AIR DISTRIBUTION SYSTEMS

ROOF JACKS

LOCATING AND CUTTING ROOF JACK OPENING

Guides on proper placement and cutting for roof jack installation.

INSTALLING ROOF JACK IN ROOF

Details the procedure for securing the roof jack to the roof.

INSTALLATION COMPONENTS

CEILING RINGS

Describes the purpose and use of ceiling rings for fire stopping.

DUCT CONNECTORS

Explains the design and installation of duct connectors.

TEMPLATE & CUTOUT DIMENSIONS

Provides dimensions for cutting openings for duct connectors.

DLAS SERIES FURNACES

INSTALLATION PROCEDURE FOR DLAS FURNACE

Step-by-step guide for installing the DLAS series furnace.

DGAT & DGAM SERIES FURNACES

INSTALLATION PROCEDURE FOR DGAT & DGAM FURNACES

Step-by-step guide for installing DGAT & DGAM series furnaces.

CONNECTING ROOF JACK TO FURNACE

VENT SYSTEM INSTALLATION INSTRUCTIONS

EXISTING FURNACE REPLACEMENT

Instructions for replacing an old furnace vent system.

NEW HOME INSTALLATION

Guidelines for installing vent systems in new homes.

INSTALLATION IN SNOW REGIONS

Recommendations for snow-prone areas.

ELECTRICAL WIRING

CONNECT POWER SUPPLY WIRES

Details the process of connecting the main power supply.

CONNECT THERMOSTAT WIRES

Explains how to connect thermostat wiring to the furnace.

WALL THERMOSTAT

Provides guidance on thermostat placement and selection.

THERMOSTAT WIRING FOR DGAT AND DGAM SERIES

THERMOSTAT WIRING FOR DLAS (HEAT ONLY) SERIES

GAS PIPING

INSTALLATION AND CHECKING OF GAS LINE

Covers sizing, installation, and leak detection of gas lines.

OBSERVING BURNER OPERATION

Instructions for checking flame appearance and operation.

COMBUSTION AIR

Explains combustion air adjustment for efficient burning.

FURNACE FAILURE AND FINAL PROCEDURES

IF FURNACE FAILS TO OPERATE PROPERLY

Lists checks for furnace operation issues.

FINAL PROCEDURE

Covers final steps like installing doors and finishing trim.

MANUFACTURED HOUSING DERATION CHART

BURNER ORIFICE CHART

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