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Evcon EB20B - User Manual

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DOWNFLOW/UPFLOW
ELECTRIC FURNACE
MODELS: EB SERIES
Incorrect installation may create condition
where the operation of the product could
cause personal injury or property damage.
The furnace shah be installed so the electri-
cal components are protected from water.
CAUTION]
This product must be installed in strict
compliance with the enclosed installation
instructions and any applicable Local, State
and National Codes including, but not lim-
ited to building, electrical, and mechanical
codes. Improper installation will void the
warranty.
66669 035-15266-003 Rev. A (0804)
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Evcon EB20B Specifications

General IconGeneral
BrandEvcon
ModelEB20B
CategoryFurnace
LanguageEnglish

Summary

General Information and Furnace Notes

EB Furnace Notes

Key facts and inclusions for the EB furnace.

Codes

Installation must comply with applicable electrical and building codes.

Location

Requirements for furnace placement for servicing and safety.

Furnace Clearance

Minimum clearances required around the furnace for safety.

Return Air Requirements

Specifications for return air openings for proper furnace operation.

Downflow Furnace Installation Procedures

Duct System Design

Designing duct systems for optimal static pressure and airflow.

Downflow Furnace Installation with 7900 Series Duct Connector

Instructions for installing furnace with 7900 series connector.

Duct Connectors (7990 Series)

Details and dimensions for 7990 series duct connectors.

Installation of Screw Attachment Duct Connector (7990 Series)

Step-by-step guide for screw-attached connectors.

Installation of Tab Attachment Duct Connector (7990 Series)

Step-by-step guide for tab-attached connectors.

Installation of the Furnace

Procedures for physically installing the furnace unit.

Furnace Conversion to Upflow Application

Furnace Conversion to Upflow Application

Step-by-step guide to convert for upflow operation.

Hanger Angle Attachment

Instructions for attaching hanger angle during upflow conversion.

Wiring and Electrical Requirements

Wiring Guidelines

Guidelines for electrical wiring, wire sizes, and codes.

Thermostat Installation and Field Wiring

Thermostat Installation

Placement and connection of the thermostat for optimal control.

Field Wiring Shield

Information on the protective shield for field wiring.

Air Conditioning and Heat Pump Accessories

Thermostat Wiring Schematic for Blend Air and Furnace

Schematics and instructions for connecting thermostat wiring.

Optional Air Conditioning Accessories

Information on adding AC or heat pump systems.

Model-Specific Wiring Diagrams

EB10 B Wiring Diagram

Electrical schematic for the EB10B model.

EB12 B Wiring Diagram

Electrical schematic for the EB12B model.

EB15 B Wiring Diagram

Electrical schematic for the EB15B model.

EB17 B Wiring Diagram

Electrical schematic for the EB17B model.

EB20 B Wiring Diagram

Electrical schematic for the EB20B model.

EB23 B Wiring Diagram

Electrical schematic for the EB23B model.

Repair Parts and Field Fix Kits

Repair Parts List

Illustrated list of replaceable parts for various models.

Field Fix Kits

Details on specific field fix kits for certain models.

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