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INSTALLATION
SERVICE
In the United States, Installation must conform with local
or, in the absence of local codes, with Installation of
National Fuel Gas Code, ANSI Z223.1-1992, or
available from American National Standard
reference should be made to
fuel supplier.
In Canada, Installation must conform with local codes or, in
absence of local codes, with Installation Codes for
Burning Appliances and Equipment, CGA
CAN/CGA 1B-149.1 or 2. When the conversion
on a Forced Air Central Furnace, the two
warning labels in the literature envelope
accordance with Installation Code,
1-B149, Clause 5.4.4.4.
the recommendation
of your fuel suppler.
WARNING: Additions, changes, conversions, and service
must be performed by an authorized MIDCO
service agency, or the fuel supplier.
specified and approved parts.
INSTALLER:
Inform and demonstrate to the
user
the
correct
maintenance
equipment.
Inform
hazards of storing flammable
vapors in the vicinity of this gas
equipment and remove such
this
manual
and
adjacent to the
CODE
COMPLIANCE
RESPONSIBILITY OF THE INSTALLER.
USER: Retain this manual for future reference.
If
other
than
maintenance as described in this manual and
associated literature is required,
a qualified service agency. DO NOT ATTEMPT
REPAIRS. An inadvertent service error could
result in a dangerous condition.
SAFETY INFORMATION TERMS.
and have standard meanings throughout this manual. They are printed in all capital letters using a bold typeface as shown below,
and preceded by the exclamation mark symbol:
DANGER: Identifies the most serious hazards which will result in severe personal injury or death.
WARNING: Signifies hazards 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 Internati o nal Inc.
4140 WEST VICTORIA STREET ¥ CHICAGO, ILLINOIS 60646 ¥ (773) 604-8700 FAX: (773) 604-4070 ¥ http://www.midco-intl.com
PRINTED IN U.S.A.
AND
INSTRUCTIONS
latest edition
Institute. Further
the
recommendation of your
burner is used
yellow and black
shall be attached in
CGA Standard CAN/CGA
Further reference should be made to
representative,
Use only MIDCO
operation
of
the
gas
utilization
the
user
liquids and
utilization
hazards. Affix
associated
literature
conversion
burner.
IS
THE
routine
service
The following terms are used to identify hazards, safety precautions or special notations
ECONOMITE MODELS
400-33 AND F400-33
Gas Conversion Burners
codes
the
WARNING: If the information in these
instructions is not followed exactly, a fire
or explosion may result, causing property
damage, personal injury or death.
the
¥
Do not store or use gasoline or other
Gas
flammable vapors and liquids in the
Standard
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 the building.
¥
Immediately phone your gas supplier from
another building. 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
and
the gas supplier.
BURNER
of
the
MODEL
BILL OF MATÕL
NUMBER
DATE
CODE
SOLE
WIRING
DIAGRAM
FOR SERVICE CONTACT:
or
name
contact
address
phone
797
8449-84
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Summary of Contents for Midco ECONOMITE 400-33
- Page 1 CAUTION: Identifies unsafe practices which would result in minor personal injury or product and property damage. MIDCO Internati o nal Inc. 4140 WEST VICTORIA STREET ¥ CHICAGO, ILLINOIS 60646 ¥ (773) 604-8700 FAX: (773) 604-4070 ¥ http://www.midco-intl.com PRINTED IN U.S.A.
-
Page 2: Specifications
system, clothes dryer and/or fireplace is installed in the SPECIFICATIONS building, provisions must be made for an outside air supply The ECONOMITE Models 400-33 and F400-33 con- near the heating appliance area. Install permanently open version burners with intermittent spark ignited pilot are grilles sized at not less than one square inch free area per adaptable to most gas utilization equipment, including 4,000 BTU of burner input. - Page 3 Before permanently setting the burner in place, check The Vent Connector shall be as short as possible. that the main burner casting and pilot ports are free of for- The entire length shall be readily accessible for inspec- eign materials, and also that the spark electrode assembly tion, cleaning, and replacement.
- Page 4 Provide a sediment trap, union and 1Ú8" pressure tap in piping close to burner as shown in Figure 5. Use pipe joint compound approved for use with Liquid Petroleum Gases. Piping must also comply with your local codes. To obtain the maximum firing rate of 700 MBH, the NATURAL gas supply piping must be sized to provide a minimum of 5.0"W.C.
- Page 5 PIPE TYPE APPROXIMATE CAPACITY-MBH NATURAL GAS PROPANE GAS SIZE LENGTH OF PIPE SPUD MANIFOLD BURNER SPUD BURNER MANIFOLD DRILL PRESSURE INPUT DRILL INPUT PRESSURE Natural 3Ú4 SIZE W.C. Propane SIZE W.C. (400-33 only) Natural #21(.159) 11/32 1.5" Propane (.343) 3.5" #15(.180) Natural Ú...
- Page 6 VIII INITIAL START UP AND ADJUSTMENT wide open. On modulating burners, remove wires of modulating controller from and "W" terminals on WARNING: Ignition is automatic. Make spark the modulating motor and jumper terminals "R-B" to observations into combustion chamber only with drive input adjuster to high fire position when Main and Pilot Manual Shut-Off Valves closed.
-
Page 7: Burner Start Up
pressures are 3.5"W.C. NATURAL gas and 2.25"W.C. After the initial start-up procedure, the following steps PROPANE. can be followed for routine start-up and shut-down on a seasonal or extended basis. Some conditions which may require a change from the normal setting include: extremely long tubing con- BURNER START UP nections between the regulator and pilot solenoid, high 1. -
Page 8: Gas Pressure Regulator
place the entire valve. After replacement check for leak- B) Insert the switch stem through the blower opening age. If the valve is removed from the piping do not use until it just contacts the actuator disk. Then push in slow- the operator assembly as a lever to turn valve. - Page 9 INITIATE ("POWER" LED is lit). After the ignition trials, and with the presence of flame, the main valve is energized. ("MAIN" LED will be lit.) If a The RM7895 enters the INITIATE sequence when it is flame-out occurs, the RM7895 will lockout or recycle powered.
-
Page 10: Trouble Chart
TROUBLE CHART MAKE SURE THE THERMOSTAT AND OPERATING CONTROLS ARE CALLING FOR HEAT. CAUTION: If a test indicates an electrical component may be defective, before replacing it, make sure that its associated wiring is not at fault. 1. MOTOR WILL NOT RUN. C.
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