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INSTALLATION, OPERATING AND
SERVICE INSTRUCTIONS FOR
CARE-FREE
ELECTRIC BOILER
MODEL E4
For service or repairs to boiler, call your heating contractor. When seeking information on
boiler, provide Boiler Model Number and Serial Number as shown on Rating Label.
Br oiler Model NumberBe oiler Serial Numbe Installation Dat
E_ 4 _ _-_____ 6_ _ _ _ _ _
Heating Contractor Phone Number
Address
8143606R7-2/06 Price - $3.00
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IMPORTANT: READ THESE INSTRUCTIONS CAREFULLY BEFORE PROCEEDING WITH THE INSTALLATION OF BOILER. POST INSTRUCTIONS NEAR BOILER FOR REFERENCE BY OWNER AND SERVICE TECHNICIAN. MAINTAIN INSTRUCTIONS IN LEGIBLE CONDITION. NOTE: — The equipment shall be installed in accordance with those installation regulations in force in the area where the installation is to be made. These shall be carefully followed in all cases. Authorities having jurisdiction shall be consulted before installations are
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SECTION I: INSTALLATION INSTRUCTIONS A. Inspect Shipment carefully for any signs of damage. passing through the holes provided in the wall mounting channels. Figure 1 shows bolt center 1. All equipment is carefully manufactured, inspected dimensions. It is recommended that 1/2" plywood and packed. Our responsibility ceases upon delivery be used as a base for mounting the boiler so that the of Boiler to the carrier in good condition. structure is adequate to carry the weight imposed upo
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F. Install Electric Wiring in accordance with G. A Prewired Low Voltage Control System is furnished NATIONAL ELECTRICAL CODE and Local with every “CARE-FREE” boiler. Regulations. The Burnham “CARE-FREE” Electric 1. All controls are furnished in a compartment at the Boilers may be used with 208 and 240 volt, 60 cycle, front of the boiler for easy accessibility. In addition single phase power and one 3 wire power supply. Since to the Transformer used to power the system, are the heater
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SECTION II: OPERATING AND SERVICE INSTRUCTIONS 7. ROOM THERMOSTAT OPENS A. Intermittent Circulator Operation 8. HEATING ELEMENTS DE-ENERGIZED 1. ROOM THERMOSTAT CLOSES When the thermostat is satisfi ed and opens its 2. CIRCULATOR MOTOR ENERGIZED contacts, the low voltage circuits to the Heating a. As the thermostat closes its contacts, a low Element Relay and the Heating Element Sequencers voltage circuit (24V.) is completed to the bimetal are broken. The Heating Element Relays “drop-out”
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6 Figure 4: Wiring Diagram - Model E-4 Boilers
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D. Indicator Lights E. Built-In Air Eliminator There is an indicator light for each heating element. An air eliminator has been built into the top of the If an indicator light is “on” it indicates its respective electric boiler and a 3/4" tapping is provided with heating element is energized. If the light is “off” it nipple and tee for connection of Relief Valve and a fl oat indicates: type Air Vent. See Figure 1. 1. The heating element has not been energized. 2. The heating element seq
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Limited Warranty FOR RESIDENTIAL CAST IRON WATER BOILERS Subject to the terms and conditions set forth below, U.S. Boiler™ accordance with U. S. Boiler Co., Inc. recommendations and hydronics Co., Inc. Lancaster, Pennsylvania hereby extends the following limited industry standards. These warranties will be inapplicable if the residential warranties to the original owner of a residential grade water boiler grade water boiler is used or operated over its rated capacity, is manufactured and shi
