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DOWNFLOW/UPFLOW
ELECTRIC
FURNACE
MODELS:
EB SERIES
Incorrect
installation
may create
condition
where
the operation
of the product
could
cause personal
injury or property
damage.
The furnace shah be installed
so the electri-
cal components
are protected
from water.
CAUTION]
This product
must
be installed
in strict
compliance
with
the enclosed
installation
instructions
and any applicable
Local,
State
and National
Codes including,
but not lim-
ited to building,
electrical,
and mechanical
codes.
Improper
installation
will void the
warranty.
66669
035-15266-003
Rev. A (0804)
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Related Manuals for Evcon EB12B
Summary of Contents for Evcon EB12B
- Page 1 DOWNFLOW/UPFLOW ELECTRIC FURNACE MODELS: EB SERIES Incorrect installation may create condition where the operation of the product could cause personal injury or property damage. The furnace shah be installed so the electri- cal components are protected from water. CAUTION] This product must be installed in strict...
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Page 2: Furnace Dimensions
035-15266-003 Rev. A (0804) GENERAL INFORMATION CODES The electric furnace must be installed in accordance with the EB FURNACE NOTES following codes: following list includes important facts information Standard for the Installation of Air Conditioning and Ven- regarding the EB furnace and its packaging inclusions: tilating... - Page 3 035-15266-003 Rev. A(0804) DUCT SYSTEM DESIGN Electric furnace is designed to operate at a given static pres- There must be at least sure. 2 ft. of space available in front of furnace for In order to assure proper air flow through the furnace, the dis- servicing...
- Page 4 035-15266-003 Rev. A (0804) DUCT CONNECTORS (7990 SERIES) These duct connectors are for connecting the furnace to an under the floor supply duct system. The furnace may be installed on combustible flooring without a separate sub-base. DUCT CONNECTORS DUCT CONNECTORS SCREW ATTACHMENT TAB ATTACHMENT...
- Page 5 035-15266-003 Rev. A(0804) LOCATOR BRACKET LOCATOR BRACKET NAILS, FLAT H EAD S CREWS OR STAPLES OR STAPLES BENDTABSUNDER DUCT OPENING TO SCREWS NAILS, FLAT HEAD SCREWS SECURE TO THE SUPPLY DUCT. FLOOR SUPPLY DUCT SUPPLY DUCT FIGURE 7 • DUCT CONNECTOR SCREW FIGURE DUCT CONNECTOR...
- Page 6 035-15266-003 Rev. A (0804) PARALLEL D UCTSYSTEM FURNACE CONVERSION TO UPFLOW APPLICATION The EBDuct C onnector Insert 37323716001 may beused on EBSeries Electric M anufactured Housing F urnaces where Upfiow furnace conversion is easily accomplished by follow- theductsystem runsparallel to thefurnace. SeeFigure 9. ing the steps listed below: TheEBDuct C onnector Insert should n otbeused iftheduct...
- Page 7 035-15266-003 Rev. A(0804) 10.Flange p late shipped with3500-7211" ismounted tothe WIRING furnace witheight ( 8)screws p rovided. Two (2)blunt Furnace wiring is complete except for the power supply screws arefortheholes inthefront o fthefurnace. See the thermostat wires. See wiring diagram (or Table 2) for wire Figure 1 2.
- Page 8 (P/N 3500-378P*) are required and are nected to a single or dual branch circuit. (See Table 2.) available from the factory. Model for EB12B is factory shipped with jumper bars in place. These units shipped from the factory up for...
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Page 9: Control Box Overview
035-15266-003 Rev. A(0804) SEQUENCERS C IRCUIT BREAKERS THERMOSTAT WIRES 3500-378P* JUMPER BARS (FOR SINGLE BRANCH CIRCUIT SERVICE) NOTE: AS SHIPPED, THE JUMPER ASSEMBLY IS SET-UP FOR BOTTOM ENTRY. FOR SiDE ENTRY, THE TOP LUG CAN BE REMOVED AND RE-POSITIONED, AS SHOWN, TO PROVIDE TRANSFORMER PROPER WIRE BENDtNG... - Page 10 035-15266-003 Rev. A (0804) CAUTION COOLING HEATING THERMOSTAT THERMOSTAT When using separate thermostats, a thermostat interlock system must be provided to prevent simul- taneous operation of the furnace and air conditioner. Simultaneous operation result in coach over- heating, equipment damage and energy waste.
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Page 11: Eb10B Wiring Diagram
035-15266-003 Rev. A(0804) HIGH PERFORMANCE BLOWER ACCESSORY All EB furnaces are already equipped with a blower and con- trol system to add-on air conditioning up to 4-tons and heat PACKAGE pump up to 3 1/2-tons. If the requirement is to achieve more than specified than the production... -
Page 12: Eb12B Wiring Diagram
CIRCUIT LOAD-AMPS 50,7 NIRE SIZE (75 ° C) COPPER WIRING MUST CONFORM TO LOCALCODES NIRE SIZE (60 ° C) COPPER APPROVED FOR CU CONDUCTORS ONL_ V_AX, FUSE SIZE (OR CB) -AMPS FIGURE 18 : EB12B WIRING DIAGRAM Unitary Products Group... -
Page 13: Eb15B Wiring Diagram
035-15266-003 Rev. A(0804) CAPACfTOR 4-SPEED BLOWER BLEND AIR CONTROL BOX EB SERIES FURNACES z m _ v MODEL: EB15B CONTACTOR CIRCU]T BREAKER SINGLE BRANCH CIRCUIT SERVICE 2 SPADE (INSUL) TERMINALS USED WHEN £_ TRANSFORMER__ ILINE, RED FUSE 2401 60pHAsEVACHz BREAKER CIRCUIT CRCL h. - Page 14 035-15266-003 Rev. A (0804) MODEL: EB17B 2 SPADE (INSUL) TERMINALS USED WHEN CHANGING SPEEDS BLOWER CIRCUIT ..BREAKER CIRCUIT1 TJ L 240 VAC d PHASE DUAL BRANCH _---,._-_ CIRCUIT SERVICE ._r9 60 Hz I PHASE BREAKER 240 VAC - 60 Hz - 1 PHASE BREAKER LUG-- •...
- Page 15 035-15266-003 Rev. A(0804) BLENDAIR CONTROL HEAT/COOL T'STAT MODEL: EB20B CONTACTOR A[Z_ CIRCUIT SINGLE BRANCH BREAKER CIRCUIT SERVICE 2 SPADE (INSUL) TERMINALS USED WHEN CHANGING SPEEDS 124OVA I PHASE CIRCUIT BREAKER CIRCUIT CfRCUff 240 VAC 60 Hz I PHASE DUAL BRANCH CIRCUIT SERVICE CIRCU]T...
- Page 16 035-15266-003 Rev. A (0804) CAPACITOR BLENDAIR CONTROL 4-SPEED BLOWER EB SERIES FURNACES HEAT/COOL T'STAT MODEL: EB23B CONTACTOR CIRCUIT SINGLE BRANCH CfRCUiT SERVICE 2 SPADE (INSUL) TERMINALS USED WHEN CHANGING SPEEDS RELAY CIRCUIT BREAKER CIRCUIT CIRCUIT BREAKER 240 VAC 60 Hz I PHASE DUALBRANCH CIRCU]T...
- Page 17 035-15266-003 Rev. A(0804) REPAIR PARTS LIST MODELS E8108 EB128 E8158 E8178 E82OB E823B " °r Unitary Products Group...
- Page 18 All parts with three digit suffix numbers are "Special Order" parts These parts are subject to factory avaitabitity and require extra time for detivery 1 Not Standard with furnace, contained in accessory kit no. 3500-8941. 2 Standard on EB12B. Unitary Products Group...
- Page 19 All parts with three digit suffix numbers are "Special OrdeP parts. These parts are subject to factory availability and require extra time for delivery 1 Not Standard with furnace, contained in accessory kit no. 3500-8941 2 Standard on EB12B. Unitary Products Group...
- Page 20 FIELD FIX KIT FOR EB12 (A&B) MANUFACTURED PRIOR TO AUGUST 1995 FIELD FIX KT 3500-7121 CONTAINS: ITEM DESCRIPTION PART NO. 31" ! Each Limit Baffle 3500-101 2 Each Limit Switch 3500-3121 FIELD FIX KIT FOR EB15 (A&B) MANUFACTURED PRIOR TO AUGUST 1995 FIELD FIX KT 3500-7151...
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