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Downflow, Upflow Electric Furnaces
Owners Manual/Installation Instructions
E3 Series
(Air Conditioner/Heat Pump Air Handler)
IMPORTANT: Read this owner information
to become familiar with the capabilities and
use of your heating appliance. Keep this
literature where you will have easy access to
it in the future. If a problem occurs, check
the instructions and follow recommenda-
tions given.
If these suggestions don't
eliminate your problem, call the appropriate
NORDYNE distributor. A distributor service
list is included with this appliance.
WARNING:
!
Do not store or use gasoline or other
flammable vapors and liquids in the
vicinity of this or any other appliance.
Improper installation, adjustment,
alteration, service or maintenance can
cause injury, property damage, or
death. Refer to this manual. For
assistance or additional information
consult a qualified dealer or service
agency. To avoid personal injury or
property damage, ask a service
technician to inspect the furnace and
to replace any part of the control
system which has been under water.
SECTION 1. OWNER
INFORMATION
OPERATING INSTRUCTIONS
Before Operating System
Before operating your heating/cooling system
(see Figure 1), make sure that:
• Control panel covers are closed.
• Blower and/or relay control plugs are
plugged in.
• Fan switch is set to "AUTO" (E3EH units
only).
CAUTION:
!
No user serviceable parts inside
control panel. DO NOT OPEN.
• Circuit breakers are in "ON" position.
• All power supply switches for furnace and
outside unit (if installed) are turned on.
• Furnace door is closed and properly latched.
Refer to the owner's manual supplied with the
optional heat pump or air conditioner for further
information.
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Table of Contents
Related Manuals for Nordyne E3 Series
Summary of Contents for Nordyne E3 Series
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Page 1: Section 1. Owner Information Operating Instructions
If these suggestions don’t eliminate your problem, call the appropriate NORDYNE distributor. A distributor service list is included with this appliance. WARNING: Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance. - Page 3 Temperature Selector Temperature Scales 50 60 70 80 90 Fan Switch (optional sub-base) System Switch Indoor Coil SYSTEM VENTILATE (optional sub-base) (optional) HEAT OFF COOL ON AUTO Coil Air Filters (used with indoor coil) Furnace Air Filter (NOT used with coil air filters) Blower Selector Switch (EH only)
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Page 4: To Operate Blower Continuously
for several hours with all air registers open. CAUTION: With system on, check temperature in all rooms. For optional A/C or H/P systems, Partially close registers in rooms that are too warm (in heating mode) or too cool (in always wait at least five minutes after cooling mode) and in rooms that are infre- the system shuts off before restarting quently occupied. -
Page 5: Section 2. Installer Information
E3EH models AND HEAT PUMP can be easily converted for use with NORDYNE Your E3 Series electric furnace is approved for split-system air conditioners and heat pumps. use with an optional central air conditioner or a E3EB models are air-conditioning ready;... - Page 6 Furnace Codes flushed to it. This installation provides an ac- cess door for future installation of NORDYNE Installation and wiring of this furnace, as well as air conditioning or heat pump coils on top of the the design and construction of the home duct furnace.
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Page 7: Optional Equipment
OPTIONAL EQUIPMENT Return Air Codes and Requirements Contact your nearest NORDYNE distributor for a complete list of electric furnace accessories. Non-ducted return air systems may be used for closet or alcove installations. Return Air Grille... - Page 8 Item Number (See Fig. Description 4-Speed Blower 4 Ton - See Notes: 1 & 5 27" (686 mm) 5 Ton - See Note: 1 A.C./H.P. Relay Control See Note: 1 Cabinet Insulation Kit See Notes: 1 & 5 "A"-Coil Conversion Kit See Note: 2 29"...
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Page 9: Specifications
E3EH Electric Furnace Models 010H 012H 015H 017H 020H 023H Rated Heating Output, Btuh (see note 1) 35,000 41,000 53,000 57,000 70,000 75,000 Watts (Total kw, Heating Elements and Blower) 10.4 12.0 15.4 16.6 20.4 22.0 240 Volts/60Hz/1-Phase Supply Voltage Heating Elements, No.(Total kw) 2 (10.0) - Page 10 With optional coil housing: TYPICAL INSTALLATION OF - see coil cabinet instructions for specific DOWNFLOW SYSTEMS OR filtering methods. PLATINUM SYSTEM Filtering Methods - Ducted Return Air The following steps describe installation in- Without optional coil housing: structions for an under-the-floor supply duct - install a filter with a minimum unrestricted system with a return air system that can be medium area of 324 square inches in the...
- Page 11 (see Figure 3) supplied with the duct connec- If “X” Use Duct Connector tors is recommended for use with this type of floor cavity is: Model Part Number installation. English Metric (mm) Finger Tab Screw Down 7/8" 901987 904008 Selecting Duct Connector 2"...
- Page 12 Rear Wall Mounting Plate Floor Opening Optional Supply Entrance Cut-out Area Refrigerant Line Opening Supply Air Duct Cut Duct Opening 1/16th. Larger Than Plenum Connector Figure 7. Rear Mounting Plate Secure Duct Connector & Mtg Plate With 2 Flat Head Screws or Nails At Dimpled Locations Mounting Rear Wall...
- Page 13 Secure Duct Connector and Mounting Plate with 2 Flat-Head Screws or Nails Mounting Plate Duct Connector 14" Supply Connection Figure 9. Platinum Duct Connector head fasteners at dimpled locations (see Method B Figure 8). Place duct connector through floor opening Secure connector to duct by bending bot- with bottom tabs resting on top of supply air tom tabs under and up against duct sur-...
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Page 14: Alcove Installation
Method D joist is not provided, use at least two sheet Score and cut top of metal duct as indicated in metal fasteners on each duct flap. Figure 12, Step 1 or Step 2. If using Step 1, also Seal the duct flap edges with an approved cut out metal from the shaded area “A”. -
Page 15: Furnace Installation
Holes (4) Wall Return Panel Grille Coil Air Filters 27" (686 mm) 56" (1423 mm) A/C or H/P Coil 29" Wall-Mount ( 737 mm) 24 3/4" Return Air Grille (629 mm) Furnace Front Closet 18" Door Nearest 20" Wall or (508 mm) Floor Partition... -
Page 16: Downflow Installation
Power Supply Refrigerant Wire Line Entrances Knockouts Power Supply Blower Selector Wire Switch (EH Only) Refrigerant Entrances Line Knockouts Tie Down Tab Blower Selector Tie-Down Tab Switch (EH Only) Low Voltage (See Inset) Wire Entrances DOWNFLOW INSTALLATION UPFLOW INSTALLATION Figure 16. Downflow and Upflow Installations Refer to instructions supplied with acces- NOTE: The furnace does not need to be hard up against the rear mounting plate. - Page 17 optional equipment is recommended: upflow Position optional coil cabinet onto upflow stand, coil cabinet, upflow duct connector, and stand or mounting platform and secure with wall mount grille. For ducted systems with air three or more fasteners. conditioners or heat pumps, the following op- Position furnace in upflow mode onto coil tional equipment is recommended: coil cabinet cabinet and secure with two or more fasten-...
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Page 18: Electrical System Installation
REAR WALL OF ENCLOSURE CENTER LINE 1 3/4" MIN (45 mm) 17 1/2" Furnace 18 5/8" (445 mm) Outline (474 mm) 14" (356 mm) 23 3/4" (604 mm) 3 1/8" (80 mm) For Optional A/C Or H/P 3/4" (20 mm) 5 3/4"... -
Page 19: Connecting Supply Service Wires
used for incoming power line(s), provide an IMPORTANT: approved metal clamp on conduit and secure it in entrance knockout. Insert supply service wire(s) through cable Note: Circuit breakers installed within connector(s) and connect wires to circuit t h i s u n i t a r e f o r s h o r t - c i r c u i t breakers (Figures 20 and 21). -
Page 20: Blower Installation
WARNING: IMPORTANT: To avoid personal injury or property If a relay box is installed, blower speeds damage, make certain that the motor for heating and cooling are set inside leads cannot come into contact with the relay box (see instructions non-insulated metal components of the included with relay box). -
Page 21: Installing Control Circuit Wiring
to terminal 4 on blower relay and is the blue wire Install the 24V control-circuit cable through attached to the motor pin terminals 1-3. plastic bushing at either side of furnace. Remove heating and cooling leads from For models without a relay box, connect motor terminals 1-5. - Page 22 Copper Wire Size - See Model Ground Maximum Minimum Supply Total Voltage Caution Below Number Wire Over-current Circuit Amperes Circuit Thermostat 60°C 90°C E3E(*) Size Rating Ampacity Wire Size ( e.g ., R o mex) ( e. g . , SEU ) -010-H Single 45.5...
- Page 23 ORANGE BLACK YELLOW BLACK VIOLET GREY BROWN Figure 22. E3EH 010H Wiring Diagrams...
- Page 24 ORANGE BLACK YELLOW BLACK VIOLET BROWN Figure 23. E3EH 012H, Wiring Diagrams...
- Page 25 ORANGE BLACK WHITE YELLOW BLACK GREY VIOLET BLACK BROWN Figure 24. E3EH 015H, E3EH 017H Wiring Diagrams...
- Page 26 Figure 25. E3EH 020H, 023H, E2EH-015HBR Wiring Diagrams...
- Page 27 Figure 26. E3EB 010H Wiring Diagrams...
- Page 28 ORANGE BLUE YELLOW YELLOW BLACK BLACK VIOLET GREY BLACK GREY Figure 27. E3EB 012H Wiring Diagrams...
- Page 29 Figure 28. E3EH 015H, E3EB 017H Wiring Diagrams...
- Page 30 BLACK BLACK ORANGE YELLOW YELLOW BLUE BLACK BLACK VIOLET GREY BLACK BLACK GREY Figure 29. E3EB 020H, 023H, and 023H - 5 Ton, E2EB-015HBR Wiring Diagrams...
- Page 31 Notes : 1) See unit data label for recommended supply wire sizes. 2) Thermostat anticipator setting : 0.40 Amps 3) To change blower speed on units without a relay box installed refer to installation instructions 4) Refer to furnace and/or relay box installation instructions for thermostat connections. 5) If any wire in this unit is to be replaced it must be replaced with 105°...
- Page 32 Models: E3EX - 015/017H Notes : 1) See unit data label for recommended supply wire sizes. 2) Thermostat anticipator setting : 0.40 Amps 3) To change blower speed on units without a relay box installed refer to installation instructions 4) Refer to furnace and/or relay box installation instructions for thermostat connections. 5) If any wire in this unit is to be replaced it must be replaced with 105°...
- Page 33 5-Wire Thermostat 4-Wire Thermostat Y RC RH G Wire Wire To A/C To A/C nuts nuts E3EB FURNACE Control Wiring E3EB FURNACE Control Wiring 2-Wire Thermostat Heat Pump Thermostat Unstripped Wire Wires nuts Wire nuts E3EB FURNACE Control Wiring E3EB FURNACE Control Wiring Figure 34.
- Page 34 Furnace Inspection Report Please Write In Appropriate Response Circuit B Electrical Wiring (If single circuit, write “N/A” in circuit B) Circuit A Breaker Size? Furnace Wire Size? Thermostat Wire Size? Please Circle Appropriate Response Electrical Is the furnace grounded properly? Is wiring routed safely with approved connectors? Closet Installation Is front clearance a minimum of 6 inches?
- Page 36 INSTALLER: Do Not Discard These Instructions After completing the installation, return these instructions to the Homeowner’s Package for owner-user’s future reference. Complies with H.U.D. Manufactured Home Construction & Safety Standards. ¢708322}¤ 708322D 708322D (Replaces 708322C) Specifications and illustrations subject to change without notice and without incurring obligations.