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Installation and Service Instructions
The Economite Model DS45B direct spark ignition conversion burner is adaptable to most gas utilization equipment, including
gravity and forced circulation furnaces and boilers, and is particularly recommended for horizontal and downdraft gas utilization
equipment since it needs no draft to maintain a pilot. Power burner design makes it perfectly suited for oil burner replacement.
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 Z21.8a-
latest edition and National Fuel Gas Code, ANSI
Z223.1-latest edition(s) 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 gas utilization equipment 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 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 this gas utiliza-
tion equipment. Inform the userof the hazards of stor-
ing 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.
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.
SAFETY INFORMATION
tions 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.
Midco International Inc.
4140 West Victoria Street Chicago, Illinois 60646
tel 773.604.8700
fax 773.604.4070
web www.midco-intl.com
TERMS: The following terms are used to identify hazards, safety precautions or special nota-
Qu al it y D e si gne d for Prov e n P e r for m a nc e
e-mail sales@midco-intl.com
Economite DS45B
Gas Conversion Burner
WARNING: If the information in
these instructions is not fol-
lowed exactly, a fire or explosion
may result, causing property dam-
age, personal injury or death.
Do not store or use gasoline or other
flammable vapors and liquids in the
vicinity of this or any other appli-
ance.
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 neighbor's
phone. Follow the gas suppliers'
instructions.
•
If you cannot reach your gas
supplier, call the fire department.
Installation and service must be per-
formed by a qualified installer, service
agency or the gas supplier.
1207
8470 72
Printed in USA
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Summary of Contents for Midco Economite DS45B
- Page 1 Do not store or use gasoline or other order for the gas utilization equipment to satisfactorily flammable vapors and liquids in the meet the application needs must be made by a MIDCO vicinity of this or any other appli- distributor (or other qualified agency) using factory ance.
- Page 2 *** 1 MBH = 1,000 BTU/Hr.One gallon fuel oil =140MBH. Derate burner for altitudes over 2,000 feet by 4% for each 1,000 feet of additional elevation. IMPORTANT: The ECONOMITE DS45B is not intended for outdoor installation and must be Part 1 protected from excessive moisture.
- Page 3 Part 1 Installation Part 1 In the case of wet base boilers, where the entire firing chamber is comprised of heat exchange surfaces and no chamber liner was provided for oil firing, a liner is usually not Installation required for the ECONOMITE. However, a liner or target wall may be necessary if the firing Continued chamber is unusually short, in order to avoid flame contact on the heat exchanger walls or flueways.
- Page 4 Part 1 Installation Part 1 The length of horizontal uninsulated Vent Connector between chimney and a single gas utilization equipment shall not exceed 75% of the height of the chimney above the Installation connector, or 100% if the Vent Connector is insulated. Continued The Vent Connector shall be installed so as to avoid turns or other construction features IV Chimney, Vent...
- Page 5 Part 1 Installation Part 1 The frame of the burner should be well grounded. Normally the piping and/or electric conduit will provide sufficient grounding. However, a terminal is provided on the terminal Installation strip for positive grounding where insulated pipe couplings are used or where any doubt Continued exists regarding grounding sufficiency.
- Page 6 Part 1 Installation Part 1 Standard burners are approved for use with NATURAL or PROPANE gas only, and should be used only with the gas specified on the rating plate. Installation Continued VII Main Gas Spud Table 3: Spud Capacity and Preliminary Gas Settings A standard Model DS45B ECONOMITE burner is shipped ready for NATURAL gas.
- Page 7 Part 1 Installation Part 1 4. IMPORTANT: Make sure that the capacity range of the installed spud and the preliminary primary air shutter setting are suitable for capacity rating of the gas utilization Installation equipment. Refer to Section VII and Table 3. Continued 5.
- Page 8 Part 2 Service DANGER: Be sure that the Main Manual Shut-off Valve, Combination Valve Part 2 and Burner Power Switch are turned OFF before removing any parts for service. Service X Venturi Casting The venturi casting and electrodes are part of the drawer assembly which can be removed as a unit.
- Page 9 Part 2 Service A. No voltage: Interlock circuit OK. Part 2 B. Voltage present: check that switch bracket is screwed down tight (see Figure 7). Service If so, without disconnecting switch wires, remove switch bracket and manually Continued depress switch plunger. If voltage is still present, or if the plunger has to be depressed to where dimension "A"...
- Page 10 Part 2 Service Part 2 If, on a call for heat, flame ignition does not occur, refer to the trouble chart for further information. Service If leakage through the valve occurs, as evidenced by the presence of flame on standby, Continued the entire valve must be replaced.
- Page 11 Consumer Instructions LIGHTING INSTRUCTIONS: Consumer Instruction 1. SET OPERATING CONTROL TO OFF OR THERMOSTAT BELOW ROOM Continued TEMPERATURE. Maintenance Continued 2. TURN MANUAL GAS COCK KNOB ON COMBINATION VALVE TO ON 3. TURN BURNER POWER ON. 4. SET OPERATING CONTROL TO ON OR THERMOSTAT TO CALL FOR HEAT. 5.
- Page 12 * Normal low voltage: Motor running - 24V minimum. Combination valve energized - 21V minimum. 1207 8470 72 Midco International Inc. 4140 West Victoria Street * Chicago, Illinois 60646 tel 773.604.8700 fax 773.604.4070 web www.midco-intl.com email sales@midco-intl.com Printed in USA...
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