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Midco Economite E20B User Manual

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SAFETY INFORMATION TERMS: The following terms are used to identify hazards, safety precautions or special notations and
have standard meanings throughout this manual. When you see the safety alert symbol and one of the safety information terms,
as shown below, be aware of the hazard potential.
DANGER: Identifies the most serious hazards which will result in severe personal injury or death.
WARNING: Signifies a hazard that could result in personal injury or death.
CAUTION: Identifies unsafe practices which would result in minor personal injury or product and property damage.
INSTALLATION AND
SERVICE INSTRUCTIONS
ECONOMITE
MODELS E20B & E20BP
Gas Conversion Burner
USER: Retain this manual for future reference. If other than routine service or
maintenance as described in this manual is required, contact a qualified service
agency. DO NOT ATTEMPT REPAIRS. An inadvertent service error could result
in a dangerous condition.
ANSI Z21.17
CONVERSION
BURNERS
PRINTED IN U.S.A.
297
8470-78
The ECONOMITE Models E20B and E20BP conversion burners are adaptable to most common central heating plants
including up-draft gravity and forced circulation furnaces and boilers. Power burner design makes it perfectly suited for oil burner
replacement. For horizontal and downdraft gas utilization equipment, ECONOMITE Model DS24A conversion burner with direct
spark ignition is recommended.
WARNING: If the information in
these instructions is not followed
exactly, a fire or explosion may
result, causing property damage,
personal injury or death.
Do not store or use gasoline or other
flammable vapors and liquids in the
vicinity of this or any other appliance.
WHAT TO DO IF YOU SMELL GAS
Do not try to light any appliance.
Do not touch any electrical switch;
do not use any phone in your
building.
Immediately call your gas supplier
from a neighborÕs phone. Follow
the gas supplierÕs instructions.
If you cannot reach your gas
supplier, call the fire department.
Installation and service must be
performed by a qualified installer,
service agency or the gas supplier.
MIDCO International Inc.
4140 WEST VICTORIA STREET ¥ CHICAGO, ILLINOIS 60646 ¥ (773) 604-8700 FAX: (773) 604-4070 ¥ http://www.midco-intl.com
In the United States, installation must conform with local codes or,
in the absence of local codes, with Installation of Domestic Gas
Conversion Burners, ANSI Z21.8 latest edition and National
Fuel Gas Code, ANSI Z223.1 latest edition available from
American National Standard Institute. Further reference should
be made to the recommendation of your fuel supplier.
NOTE: Any additions, changes, or conversions required in order
for the burner to satisfactorily meet the application needs must be
made by a MIDCO distributor (or other qualified agency) using
factory specified and approved parts.
In Canada, installation must conform with local codes or, in the
absence of local codes, with Installation Codes for Gas
Burning Appliances and Equipment, CGA Standard
CAN/CGA 1-B149.1 or 2. When the conversion burner is used
on a Forced Air Central Furnace, the two yellow and black
warning labels in the literature envelope shall be attached in
accordance with Installation Code, CGA Standard CAN/CGA
1-B149, Clause 5.4.4.4. Further reference should be made to
the recommendation of your fuel supplier.
INSTALLER: Inform and demonstrate to
the user the correct operation and
maintenance of the burner. Inform the
user of the hazards of storing
flammable liquids and vapors in the
vicinity of this gas utilization
equipment and remove such hazards.
Affix this manual adjacent to the
conversion burner. CODE COMPLIANCE
IS THE SOLE RESPONSIBILITY OF
THE INSTALLER.
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Midco Economite E20B Specifications

General IconGeneral
BrandMidco
ModelEconomite E20B
CategoryBurner
LanguageEnglish

Summary

SPECIFICATIONS

PART 1 INSTALLATION

I VENTILATION

Ensures adequate air supply for combustion and flue gas dilution.

II PREPARATION OF THE HEATING APPLIANCE

Procedures for cleaning appliance, sealing joints, and door operation.

III COMBUSTION CHAMBER

Guidelines for combustion chamber liners and sealing the burner tube.

IV CHIMNEY, VENT CONNECTOR AND DRAFT CONTROL

V ELECTRICAL

VI PIPING

Gas supply piping requirements including pressure, unions, and material.

VII MAIN GAS SPUD

VIII INITIAL START UP / ADJUSTMENT

Steps for initial burner start-up, leak checks, and purging.

IX NOZZLE AND PILOT

X BLOWER SHELF ASSEMBLY

XI COMBINATION GAS VALVE

CONSUMER INSTRUCTIONS

MAINTENANCE

Keeping the area clear and checking the burner flame periodically.

LIGHTING INSTRUCTIONS

Step-by-step guide for safely lighting the burner.

TO SHUT OFF

Procedure to safely shut off the burner and equipment.

SHOULD OVERHEATING OF THE GAS UTILIZATION EQUIPMENT OCCUR:

Actions to take if the gas utilization equipment overheats.

TROUBLE CHART

I. PILOT WILL NOT LIGHT.

Common causes and checks for pilot ignition failure.

II. PILOT GOES OUT FREQUENTLY.

Reasons for frequent pilot outages and troubleshooting steps.

III. MOTOR WILL NOT RUN.

Checks for issues preventing the motor from running.

IV. MOTOR RUNS IN REPEATED CYCLES -- NO FLAME PRESENT.

Troubleshooting motor cycling without a main flame.

V. MOTOR RUNS CONTINUOUSLY. PILOT IS ON, BUT NO MAIN FLAME.

Diagnosing main burner ignition failure with pilot lit.

VI. SHORT FLAME.

Potential causes for a short, inefficient flame.

VII. LONG, HAZY FLAME.

Potential causes for a long, hazy, or sooty flame.

VIII. GAS FAILS TO SHUT OFF.

Troubleshooting when the gas supply fails to shut off correctly.

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