Unitary products group EB SERIES Installation Manual

Unitary products group EB SERIES Installation Manual

Downflow/upflow electric furnace

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Summary of Contents for Unitary products group EB SERIES

  • Page 1 Thank you for visiting HVACmanuals.com. Whether its residential, commercial or mobile homes, we’re your HVAC info source. If you are searching for information regarding a specific HVAC unit or part, please e-mail us your request at info@HVACmanuals.com. If we don’t have the information, we can put it on our search list.
  • Page 2: Table Of Contents

    DOWNFLOW/UPFLOW ELECTRIC FURNACE MANUAL MODELS: EB SERIES TABLE OF CONTENTS GENERAL INFORMATION ....2 EB FURNACE NOTES ..... . . 2 CODES .
  • Page 3: General Information

    Underwriter's Laborato- This return grille cannot start more than three feet above the ries for the United States and Canada. furnace height. Unitary Products Group...
  • Page 4: Duct System Design

    ↓↓ - Indicates connector below could be used depending on tolerance in floor to duct dimension. Unitary Products Group...
  • Page 5: Duct Connectors (7990 Series)

    OUTLINE DUCT CONNECTOR JOIST DEPTH SUPPLY DUCT OPTIONAL ELECTRIC 2-1/8 ENTRANCE 1-1/8 1-3/8 6-3/8 3-1/4 9-3/4 FLOOR FUTURE REFRIGERANT LINE ENTRANCE FIGURE 5 : FIGURE 6 : RECOMMENDED FLOOR CUT-OUT (7990 DUCT CONNECTOR DEPTH SERIES) (7990 SERIES) Unitary Products Group...
  • Page 6: Installation Of Screw Attachment Duct Connector (7990 Series)

    If more than 3 tabs need to be used to provide a more secure and air tight connection, the remaining tabs can also be fastened to the duct with screws after drilling the required screw holes. Unitary Products Group...
  • Page 7: Installation Of The Furnace

    FURNACE CONVERSION TO UPFLOW APPLICATION The EB Duct Connector Insert 37323716001 may be used on EB Series Electric Manufactured Housing Furnaces where Upflow furnace conversion is easily accomplished by follow- the duct system runs parallel to the furnace. See Figure 9.
  • Page 8: Wiring

    KNOCKOUT and the home's breaker panel. General wire and breaker sizes are shown in Table 2. If sheathed EB SERIES cable is used, refer to National Electrical Code, (UPFLOW Canadian Electrical Code and local codes for addi- FURNACE) tional requirements concerning supply circuit wiring.
  • Page 9 035-15266-003 Rev. A (0804) Table 3: EB SERIES BLOWER PERFORMANCE Static Pressure Low Speed (Inches of WC) Heating Speed Models EB10, 12, 15 CFM (STD. Air) Static Pressure Medium Speed (Inches of WC) Heating Speed Models EB17, 20, 23 CFM (STD. Air)
  • Page 10: Thermostat Installation

    Cycle furnace to make sure it will operate correctly. Maintenance and operating instructions are in the customer envelope accompanying the furnace. Give the customer envelope to the home owner. CIRCUIT BREAKERS BLOWER ELECTRIC PANEL FIELD WIRING PROTECTIVE SHIELD FIGURE 14 : FIELD WIRING SHIELD Unitary Products Group...
  • Page 11: Optional Air Conditioning Accessories

    Failure to install this insulation and coil shelf kit could result in damage to equipment and/or per- sonal injury. Liability and warranty from the manu- facturer could also be void. Unitary Products Group...
  • Page 12: High Performance Blower Accessory Package

    WIRING DIAGRAMS CAPACITOR BLEND AIR CONTROL BOX 4-SPEED BLOWER MOTOR EB SERIES FURNACES HEAT/COOL T’STAT COND. UNIT CONTACTOR 2 SPADE (INSUL.) TERMINALS USED WHEN CHANGING SPEEDS BLOWER TRANSFORMER...
  • Page 13 035-15266-003 Rev. A (0804) CAPACITOR BLEND AIR 4-SPEED BLOWER CONTROL BOX MOTOR EB SERIES FURNACES HEAT/COOL T’STAT COND. UNIT CONTACTOR 2 SPADE (INSUL.) TERMINALS USED WHEN CHANGING SPEEDS TRANSFORMER LINE FUSE LOAD BLOWER RELAY CIRCUIT #1 BREAKER 240 VAC. 60 Hz...
  • Page 14 035-15266-003 Rev. A (0804) CAPACITOR BLEND AIR CONTROL BOX MOTOR 4-SPEED BLOWER EB SERIES FURNACES HEAT/COOL T’STAT MODEL: EB15B COND. UNIT CONTACTOR CIRCUIT #1 SINGLE BRANCH BREAKER CIRCUIT SERVICE 2 SPADE (INSUL.) TERMINALS USED WHEN CHANGING SPEEDS TRANSFORMER 240 VAC.
  • Page 15 035-15266-003 Rev. A (0804) CAPACITOR BLEND AIR 4-SPEED BLOWER CONTROL BOX MOTOR EB SERIES FURNACES HEAT/COOL T’STAT MODEL: EB17B COND. UNIT CONTACTOR CIRCUIT #1 SINGLE BRANCH BREAKER CIRCUIT SERVICE 2 SPADE (INSUL.) TERMINALS USED WHEN CHANGING SPEEDS BLOWER TRANSFORMER RELAY 240 VAC.
  • Page 16 035-15266-003 Rev. A (0804) CAPACITOR BLEND AIR 4-SPEED BLOWER CONTROL BOX MOTOR EB SERIES FURNACES HEAT/COOL T’STAT MODEL: EB20B COND. UNIT CONTACTOR SINGLE BRANCH CIRCUIT #1 CIRCUIT SERVICE BREAKER 2 SPADE (INSUL.) TERMINALS USED WHEN CHANGING SPEEDS BLOWER RELAY 240 VAC.
  • Page 17 035-15266-003 Rev. A (0804) CAPACITOR BLEND AIR CONTROL BOX 4-SPEED BLOWER MOTOR EB SERIES FURNACES HEAT/COOL T’STAT MODEL: EB23B COND. UNIT CONTACTOR CIRCUIT #1 SINGLE BRANCH BREAKER CIRCUIT SERVICE 2 SPADE (INSUL.) TERMINALS USED WHEN CHANGING SPEEDS BLOWER RELAY 240 VAC.
  • Page 18: Repair Parts List

    035-15266-003 Rev. A (0804) REPAIR PARTS LIST MODELS MODELS EB10B EB10B EB12B EB12B EB15B EB15B EB17B EB17B EB20B EB20B EB23B EB23B Unitary Products Group...
  • Page 19 All parts with three digit suffix numbers are “Special Order” 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 All parts with three digit suffix numbers are “Special Order” 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 21 FIELD FIX KIT FOR EB12 (A&B) MANUFACTURED PRIOR TO AUGUST 1995 FIELD FIX KT 3500-7121 CONTAINS: ITEM DESCRIPTION PART NO. 1 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 CONTAINS: ITEM DESCRIPTION...
  • Page 22: Limited Warranty

    If there is no distributor in your area, and you cannot obtain proper service under the terms of the warranty, please write: Unitary Products Group (UPG) Customer Relations Department, PO Box 19014, Wichita, KS 67204-9014.
  • Page 23 Persons not qualified shall not install this equipment or interpret equipment. these instructions. Remove furnace door. EB Series - Turn circuit breakers to "OFF". 3500 Series - Pull furnace disconnect block. Improper installation or service may damage equipment, Remove the five blower mounting screws and slide the can create a hazard and will void the warranty.
  • Page 24 18585-UAI-C-0708 INSULATION TABS (FOLDED OVER) BLEND AIR INSULATION CONTROL BOX (BACK & SIDES) BLEND AIR EB COIL CONTROL BOX SHELF PANELS MOUNTING SCREWS x5 BREAKERS (DISCONNECT EB ELECTRIC BLOCK ON CONTROL BOX 3500 SERIES) PANELS EB ELECTRIC CONTROL BOX PANELS FIGURE 2 FIGURE 3 Reinstall furnace blower by reconnecting motor wires to...
  • Page 25 18585-UAI-C-0708 MODIFICATIONS REQUIRED TO ADD A/C TO EB FURNACES PRIOR TO AUGUST 1998 PRO- DUCTION (If adding 3500-7901/* Blower) Drill eight (8) holes (.120” diameter) on the sides of the EB furnace casing 2” above the existing upper row of holes for BLEND AIR CONTROL BOX coil shelf.
  • Page 26 NOTES Subject to change without notice. Printed in U.S.A. 18585-UAI-C-0708 Copyright © 2008 by Johnson Controls, Inc. All rights reserved. Supersedes: 18585/035-15268-002 Rev. B (301) Johnson Controls Unitary Products P.O. Box 19014 Wichita, KS 67204-9014...
  • Page 27 EB SERIES DOWNFLOW ELECTRIC FURNACE (STYLE B) www.Source1Parts.com HVAC SERVICE PARTS Supersedes:035-16317-002 Rev. H (0108) 035-16317-002 Rev. I (0308) 1 of 4 MODELS MODELS EB10B EB10B EB12B EB12B EB15B EB15B EB17B EB17B EB20B EB20B EB23B EB23B Unitary Products Group...
  • Page 28 1 Not Standard with furnace, contained in accessory kit no. 3500-8941. 2 Standard on EB12B. 3 For furnaces manufactured after 3/98. Refer to installation instructions for furnaces manufactured before 3/98. These units do not require baffles. 2 of 4 Unitary Products Group...
  • Page 29 1 Not Standard with furnace, contained in accessory kit no. 3500-8941. 2 Standard on EB12B. 3 For furnaces manufactured after 3/98. Refer to installation instructions for furnaces manufactured before 3/98. These units do not require baffles. Unitary Products Group...
  • Page 30 4 of 4 FIELD FIX KIT FOR EB12 (A&B) MANUFACTURED PRIOR TO AUGUST 1995 FIELD FIX KT 3500-7121 CONTAINS: ITEM DESCRIPTION PART NO. 1 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 CONTAINS: ITEM DESCRIPTION...
  • Page 31 036-21006-002 Rev. A (1100) DESCRIPTION TECHNICAL TECHNICAL The EB Series Electric Furnace is actually two systems in one. As a powerful air handler, it can handle up to 4 tons cooling and 3-1/2 tons with a heat pump. As an electric fur- GUIDE...
  • Page 32 AMPS @ 240 V CKT 2 46.7 40.0 23.4 20.0 FILTER SIZE 16 x 20 x 1 * Approved for Single Branch Circuit Service Only. Casing or Cabinet must be permanently grounded in accordance with N.E.C. or other applicable codes. Unitary Products Group...
  • Page 33 Max. Fuse (or C.B.) - AMPS * Requires Jumper Bars (P/N 3500-3781) - Dual Supply for U.S. Only. - Refer to N.E.C. Table 250-95 for non-sheated conductor ground wire. EB SERIES BLOWER PERFORMANCE Static Pressure Low Speed (Inches of WC)
  • Page 34 LOCATION AIR FILTER Access for servicing is an important factor in the location of The filter supplied with the furnace is of the throw-away type. any furnace. A minimum of 24 inches should be provided in Filters need to be cleaned frequently. Shake out all loose dirt, front of the furnace for access to the heating elements and and use vacuum cleaner to clean additionally.
  • Page 35 OWNER’S MANUAL E B S E R I E S E L E C T R I C F U R N A C E S TABLE OF CONTENTS INTRODUCTION ....2 TO OPERATE FURNACE .
  • Page 36: Blower Removal

    PROTECTIVE energy waste and over- SHIELD then turn off. heating of the home. Filter in the front panel when louvered doors are used. Filter located in base for upflow units. FIGURE 1 Unitary Products Group...
  • Page 37: Furnace Operation

    The blower motor bearings are fac- GRILLE. To do so will cause the operate, shut off furnace and tory sealed. Additional lubrication furnace heating elements to cycle contact your service techni- is not required. off and on repeatedly. cian. Unitary Products Group...
  • Page 38 YOUR AUTHORIZED sory blower package would deliver air conditioning up to 5-tons, and SERVICE TECHNICIAN heat pump up to 4-tons. Acces- sory package (3500-7901*) Your furnace's best friend is your Failure to install this includes blower, insulation, coil service technician. If the unit gives insulation and coil shelf shelf, trap, clamps, etc.

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