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[
Owner'sManual
MODELNO.
3E W.65
3EW. 75
3EWI';O0
4EW.90
4EWl ;25
4EW1.50
5EWl.20
5EW1.75
5EW2.00
Off-Fired
HotWater
Boiler
• Installation
• Operation
CAUTION
Read aft instructions
• Repair Parts
carefully before
starting the installation.
Save this manual
for reference.
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KENNMORE CAST IRON BOILERS FULL ONE YEAR WARRANTY ON HOT WATERAND GAS STEAM CAST IRON BOILERS For one (1) year from the date of installation,when this boiler is installed and maintained in accordance with our instructions. Sears will repair defects in material or workmanship in the boiler, free of charge. LIMITED 12 YEAR WARRANTY ON STEAM CAST IRON BOILERS After one (1} year and through twelve (12) years from the date of installation,Sears will furnish a replacement heat exchanger, if the heat e
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INTRODUCTION The Empire Water boiler is a natural draft oil fired hot water boiler comprised of cast iron sections. The Empire Water boiler is available with 3, 4, or 5 cast iron sections. These sections are held together by cast iron push nipples. The Empire Water boiler is capable of firing #2 fuel oil from 0.65 gph up to 2.00 gph. Boilers may be purchased with or without the following options: a Beckett AFG, Carlin EZ, or Rie[lo 40 oil burner, a Taco or Grundfos circulator with isolation valv
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BOILER RATINGS AND CAPACITIES BOIIiR MOI)EI.NO NET DIMENSIONS (inches) NO INPUI **llliA'[ ING I=B:R HRING A t: tJ I MINIMUM Wlill WIIIIOU I RA'I IN(i RA'II_ _+ CHIMNEY Sli(' +M[_II ( APA('IIY IANK[ISS IANKIESS *MBH ('Oil ('OIl *MBH +GPH SIZE / HEIGHT A B C niw (_5I ¸ 3[!W65Z - 3 91 80 70 0.65 863 8" X 8" X 15' 14+1/2 6 8 3 105 92 31,W 751 3EW 75Z 80 075 852 8" X 8"X 15' 14-1/2 6 8 3 140 II9 103 100 83 4 8" X 8" X 15' 14-1/2 6 8 31!WI OttI ¸ 3EWI IRIZ 4[iw 90T 4EW 99Z 4 126 II[ 97 090 860 8" X 8"
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RULES FOR SAFE INSTALLATION AND OPEIL_TION 1. Read the Owner's Manual for Safe Operation carefidly. Failure to tbllow tile rules tbr sale operation and the instructions can cause a malflmction of the boiler and resuh in death, serious bodily injury, and/or property damage. 2. Check your local codes and utility requirements before installation. The installation nmst be in accordance with their directives, or follow NFPA 31 - Installation of Oil Burning Eqnipment, latest revision. 3. Before serTic
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BEFORE YOU START Complete all of the following prior to installing the boiler. A. Check to be sure you have selected the right size boiler with the proper capacity. The I=B=R rating of the boiler selected should be greater than or equal to the calculated peak heating load (heat loss) for the building or area(s) served by the boiler and associated hot water heating systems. See boiler rating and capacity table previously listed in this manual. Any heat loss calculations used should be based on ap
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ALWAYS KEEP TILE NL_NUAL FUEL SUPPLY VALVE SHUT OFF, IF THE BUI_NER IS SHUT DOWN FOR AN EXTENDED PERIOD OF TIa_clE. 1 I_NSTALLATION REQUIRELMENTS ELECTRIC AUTOMATIC LINE FILL VALVE NOSHUTOFF EXPANSION TANK 2** DRAFT FI LL PiPE REGULATO_ MIN 2" VENT PIPE VENT PiPE LINES TO OTHER APPLIANCES RELIEF VAI TO OUTSIDE ,TION ,FROM RADIATION OIL TANK CIRCULATIHG RETURN LINE SHUT OFF VALVE OR AbTER TI-I]£ EXPANSION OIL RLTER TANK
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FRESH AIR FOR COMBUSTION Be sure to provide enough fresh air for combustion. Enough air ensures proper WARNING I combustion and assures that no hazard will develop due to the lack of oxygen. If you use a fireplace or a kitchen or a bathroom exhaust fan, you should install an I NOTE [ outside air intake. These devices will rob the boiler and water heater of combustion air. You must provide enough flesh air to assure proper combustion. The fire in the boiler uses oxygen. It must have a continuous
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B. All Air from Outdoors: The confined space shall be provided with two permanent openings, one commencing within 12 inches of the top and commencing within 12 inches of the bottom of the enclosure. The openings shall communicate directly, or by ducts, with the outdoors or spaces (crawl or attic) that freely communicate with the outdoors. 1. When directly communicating with the outdoors, each opening shall have a minimum free area of one square inch per 4,000 Btu per hour of total input rating o
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SYSTEM PIPING I. When the installation of the boiler is for a new heating system, first instal! all of the radiation units (panels, radiators, baseboard, or tubing) and the supply and return mains. After all heating system piping and components have been installed, make final connection of the system piping to the boiler. It is recommended to mount the circulating pump on the supply side piping, such that it pumps away from the expansion tank. Refer to the figures on the next pages. 2. A hot wat
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SYSTEM PIPING ARRANGEMENT ZONING WITH ZONE VALVES > CIRCULATOR ON SUPPLY PIPING PUMPS AWAY FROM EXPANSION TANK > PIPING ARRANGED FOR "POWER P[VRGING" AIR OUT OF SYSTEM PIPING, REFER TO THIS MANUAL'S SECTION ON "FILLING THE SYSTEM _,VITH WATER" OPTION #1 BALANCINGVALVE ZONE VALVE RETURNFROM SYSTEM IT SUPPLY TO SYSTEM MAIN SHUTOFF I RAIN VALVE FOR POWER VALVE CIRCULATOR PURGING PUMP FILL VALVE _._"-_ SUPPLYTO SYSTEM ISOLATIONVALVES SHUTOFFVALVE BOILERSERVICE FILLTROLWITH LiNE WITH SHUTOFFVALVE AIR
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SYSTEM PIPING ARRANGEMENT ZONING WITH CIRCULATORS CIRCULATOR ON SUPPLY PIPING PUMPS AWAY FROM EXPANSION TANK PIPING ARRANGED FOR "POWER PURGING" AIR OUT OF SYSTEM PIPING, REFER TO THIS MANI_AL'S SECTION ON "FILLING THE SYSTEM WITH WATER" OPTION #1 BALANCINGVALVE FLOWCHECK VALVE _ ZONE CIRCULATOR 7 _I ISOLATIONVALVE RETURNFROMSYSTEM [ _ DRAINVALVE MAINSHUTOFF FOR POWER SUPPLY TO VALVE PURGING SYSTEM AUTOMATIC FiLLVALVE SUPPLY TO SYSTEM SHUTOFF VALVE BOILERSERVICE FILLTROLWITH FILLLINEWITHSHUTOFF
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SYSTEM PIPING ARRANGEMENT ALTERNATE NEAR BOILER PIPING DIAPHRAGM EXPANSION TANK MOUNTED OFF THE BOILER > CIRCULATOR ON SUPPLY PIPING PUMPS AWAY FROM EXPANSION TANK PER THIS MANUAL, USE OPTION #2 IN "FILLING THE SYSTEM WITH \VATER" THIS PIPING ARRANGE_IENT CAN BE USED WITH ZONE VALVES OR ZONE CIRCULATORS SHUTOFF VALVE RETURN FROM SYSTEM ---BOILERSERVICE SUPPLYTO SYSTEM FILLLINEWITH CIRCULATOR SHUTOFFVALVE ISOLATION AUTOMATIC PUMP VALVES FILLVALVE / SHUTOFFVALVE © BOILERSERVICE FILLTROLWITH AOUAST
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7. Boilers may be factory packaged with a tanMess heater coil see figure below. This coil provides instantaneous heating of water for domestic use - if proper burner and water supply line controls are used. Tankless coils are meant to provide domestic hot water for intermittent draws, no_J continuous flow. IMPORTANT Do not use a tankless coil if your water is excessively hard with lime or other deposits which will accumulate inside the coil. When using a tankless coil, the boiler has been config
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8. Antifreeze addedto boilers must be non-toxic, and must be of a type specifically intended for use in closed b_ydronic heating systems. Under no circumstances should automotive antifreeze be used. Antifreeze used in any boiler may reduce capacity by 10% or more and increase fuel consumption. Tankless coil performance will fall as concentration of antifreeze is increased. Refer to boiler and piping water volumes tables in this manual. PIPING WATER VOLUMES BOILER WATER VOLUMES Total Volume COPPE
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accordance with applicable provisions of INSTALLATION OF OIL BURNING EQUIPMENT, NFPA-31 - latest revision, and applicable provisions of local building codes. I or oil-fired boilers for connections to vents or chimneys, vent installations shall be in CHIMNEY AND CHIMNEY CONNECTIONS This is a very important part of your heating system. No boiler, however efficient its design, can perform satisfactorily if the chimney that serves it is inadequate. Check your chimney to make certain that it is the r
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TYPICAL CHIMNEY CONNECTION MUST BE REQUIRED MIN- IMUM HEIGHT• MUST RE AT LEAST 3 FT. HIGHER THAN HIGHEST PART QF PASSAGE THROUGH ROOF. MUST BE AT LEAST 2 FT. HIGHER THAN ANY NEIGHBORING OBJECT. MUST HAVE AN UNOBSTRUCTED TOP OPENING. MUST BE AT LEAST 4 DRAFT REGULAT( INCHES THICK- VANE AND BE TIGHT. MUST SLOPE UP TIGHT, SMOOTH, CORRECTLY SIZED. AT LEAST 1/4 INCH I PER FOOT OF I ! HORIZONTAL RUN CRIMPEDENO BALANCED WEIGHT • SEALED IN DRAWBAND LAST PIECE THIMBLE INSTALLED .TIGHT CLEAN-OUT DOOR ALTE
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ELECTRICAL CONNECTIONS Thermostat Install a 24-volt thermostat (not provided) in a proper location. The location of the thermostat has an important effect on boiler system operation. BE SURE TO FOLLOW THE INSTRUCTIONS INCLUDED WITH THE THERMOSTAT. Grounding Permanently ground the boiler according to local codes and the National Electrical Code. Run a 14 gauge or heavier copper wire from the boiler to a grounded connection in the service panel or a properly driven and electrically grounded ground
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SE_/ARS KENNMORE CAST IRON BOILERS FULL ONE YEAR WARRANTY ON HOT WATER AND GAS STEAM CAST IRON BOILERS For one (1} year from the date of installation,when this boiler is installed and maintained in accordance with our instructions Sears will repair defects in material or workmanship in the boiler, free of charge. LIMITED 12 YEAR WARRANTY ON STEAM CAST IRON BOILERS %_ After one (1)year and through twelve (12)years from the date o| installation,Sears will furnish a replacement heat exchanger, if t
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MAIN AIR VENT: for down flow systems or diaphragm type expansion tanks (not provided) Before a system is filled with water, there is air in the pipes and radiation units• Some of the air will be trapped as the system is filled. It is possible to eliminate most of this air through the air vents on the radiation units• A main air vent will speed and simplify this process. The main air vent should be installed on the highest point in the supply main when all radiation is below the top of the boiler
