INTERTHERM E7 Series Electric Furnaces Gas User Manual

E7 Series
Electric Furnaces

TECHNICAL SPECIFICATIONS

The E7 Series furnace is designed for all sizes of manufactured and modular homes. These units incorporate reliability and low maintenance. Units may be installed free standing in a utility room or enclosed in an alcove or closet. E7 Series furnaces are A/C ready, with 16 blower speeds to meet any cooling requirement.

FEATURES and BENEFITS

• Choice of Air Conditioning Options: From 1.5 to 5 tons A/C ready.
• Easy Open Door: Secures the door firmly for transit, yet allows easy removal for access.
• Effective Air Filter: Universal disposable filter is readily available and simple to replace.
• Nichrome Heating Elements: Provide long lasting, efficient heating.
• Appliance Quality Door: Protects against rust and other corrosion. Baked enamel finish allows for easy cleaning.
• Fully Insulated Furnace Cabinet: Insures minimized heat loss and quiet operation.
• Safety and Dependability: Auto reset controls protect unit’s electrical circuitry and helps ensure trouble free performance. Built in circuit breakers for extra safety.
• Adaptable: Unit can be adapted to provide dependable heating in either downflow or upflow mode.
• Versatile: Works with self-contained or split system air conditioners or heat pumps.
• Heating Relays: Provide quiet operation.
• Control Board: Allows for 16 blower speeds to create ideal comfort in the home.
• 7 Segment LED Display: Shows furnace mode and simplifies service.
• Upflow/Downflow Furnace (E7EM): Available to meet any application.
• Upflow (E7EU) and Downflow (E7ED) Furnace: Comes with a factory installed coil box and all necessary filters.
• Full line of accessories to meet many difficult applications.

MODEL IDENTIFICATION

Furnace Parts Identification

UNIT SPECIFICATIONS

FURNACE MODELS E7-| 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 & Blower)| 10.4| 12.0| 15.4| 16.6| 20.4| 22.0
Supply Voltage| 240 Volts/60Hz/1-Phase
Heating Elements, No. (Total kw)| 2 (10.0)| 2 (11.6)| 3 (15.0)| 3 (16.2)| 4 (20.0)| 4 (21.6)
Motor Speed, H.P. Rating, Amps| 16 Speed, 1/2 HP, 3.6 A
Test ESP, in. w.c. Max| 0.3
Optional Cooling Available with factory installed blower| 2.0 – 4.0 Ton
Optional Heat Pump Available with factory installed blower| 2.0 – 4.0 Ton
Air Filter (Standard)| 18″ x 20″ x 1″ (nominal)
**** Furnace Dimensions| Multi-Poise| Width-20″ (508mm), Height-29″ (737mm), Depth-24 1/2″ (623mm)
Upflow/ Downflow| Width-20” (508mm), Height-60 5/8” (1546mm), Depth-24 1/2” (623mm)

1. Heating output rated at listed voltage. For outputs at voltages other than 240V, multiply Btuh rating by the following factors: x 0.92 (230V), x 0.84 (220V), x 0.75 (208V)

ELECTRICAL SPECIFICATIONS

*MODEL NUMBER E7E-| ****SUPPLY CIRCUIT| ****TOTAL AMPERES| MAXIMUM OVER- CURRENT RATING| MINIMUM CIRCUIT AMPACITY**
---|---|---|---|---
010H1| Single| 45.3| 60| 57
012H1| Single| 51.6| 70| 65
Dual “A”| 27.8| 35| 35
Dual “B”| 24.2| 35| 30
015H1| Single| 66.1| 90| 83
Dual “A”| 45.3| 60| 57
Dual “B”| 20.8| 30| 26
017H1| Single| 71.1| 90| 89
Dual “A”| 45.0| 60| 56
Dual “B”| 26.1| 35| 33
020H1| Single| 86.9| 110| 109
Dual “A”| 45.3| 60| 57
Dual “B”| 41.7| 60| 52
023H1| Single| 93.6| 125| 117
Dual “A”| 45.3| 60| 57
Dual “B”| 48.0| 60| 60

NOTE: Wire size must be in accordance to the applicable revision of the NEC and all other applicable codes.
Anticipator Settings

Furnace Model

|

Thermostat Anticipator Setting

---|---
010, 012| 0.2
015, 017, 020, 023| 0.4

Clearances

ALL MODELS

| CLOSET|

ALCOVE

---|---|---
Front ‡| 6”| 18”
Back| 0”| 0”
Sides| 0Ӡ| 0Ӡ
Top| 0”| 0”
Top and Sides of Duct| 0”| 0”
Bottom of Duct| 0”| 0”

‡ Service Clearance
† For upflow application using upflow stand, 1″ minimum per side.
E7EM Physical Dimensions    ![INTERTHERM E7 Series Electric Furnaces Gas

• Dimensions 1](https://manuals.plus/wp-content/uploads/2023/12/INTERTHERM-E7 -Series-Electric-Furnaces-Gas-Dimensions-1.jpg) E7EU & E7ED Physical Dimensions E7 Furnace Upflow Stand Dimensions

Optional Accessories

Coil Box

| Dimension A Width (mm)| Dimension B Depth (mm)|

Dimension C Height (mm)

---|---|---|---
1006730| 20″ (508mm)| 24″ (610mm)| 31.5″ (802mm)
1006731| 20″ (508mm)| 24″ (610mm)| 31.5″ (802mm)
904067| 20″ (508mm)| 24″ (610mm)| 27″ (686mm)
902976| 20″ (508mm)| 24″ (610mm)| 29″ (736mm)

Airflow Data

AIRFLOW (CFM)

MODEL NUMBER| MOTOR SWITCH SETTINGS (0=OFF, 1=ON)| EXTERNAL STATIC PRESSURE (IN. W.C.)
0.1| 0.2| 0.3| 0.4| 0.5| 0.6
1/5| 2/6| 3/7| 4/8| CFM| CFM| CFM| CFM| CFM| CFM

E7E*-0**H1

| 0| 0| 0| 0| 685| 640| 606| 560| 513| 460
1| 0| 0| 0| 770| 727| 692| 648| 599| 552
0| 1| 0| 0| 854| 815| 779| 737| 685| 645
1| 1| 0| 0| 939| 902| 865| 825| 771| 737
0| 0| 1| 0| 1,012| 974| 938| 899| 850| 813
1| 0| 1| 0| 1,084| 1,047| 1,011| 973| 930| 888
0| 1| 1| 0| 1,157| 1,119| 1,084| 1,047| 1,009| 964
1| 1| 1| 0| 1,197| 1,166| 1,130| 1,093| 1,056| 1,017
0| 0| 0| 1| 1,245| 1,215| 1,178| 1,143| 1,105| 1,066
1| 0| 0| 1| 1,293| 1,263| 1,225| 1,192| 1,154| 1,114
0| 1| 0| 1| 1,344| 1,312| 1,278| 1,242| 1,206| 1,169
1| 1| 0| 1| 1,394| 1,361| 1,330| 1,291| 1,257| 1,223
0| 0| 1| 1| 1,434| 1,401| 1,369| 1,332| 1,299| 1,267
1| 0| 1| 1| 1,473| 1,441| 1,408| 1,373| 1,340| 1,311
0| 1| 1| 1| 1,514| 1,483| 1,451| 1,417| 1,386| 1,355
1| 1| 1| 1| 1,555| 1,525| 1,494| 1,460| 1,431| 1,398

NOTES:

1. Motor switch settings for heating speeds use HEAT switches 1, 2, 3, and 4. For cooling speeds use COOL switches 5, 6, 7, and 8.
2. Data is shown with filter

E7 Airflow Data

17
20
23| 0011| 0001| 0011| 0001| 0011

NOTES:

1. MH and Res represent Manufactured Housing and Residential (modular home) applications, respectively
2. To comply with government mandated efficiency standards, speed settings with higher CFM values than listed in this table are not allowed in HEAT mode

Maximum Allowable Heat Settings

ACCESSORIES

Description|

Part Number

---|---
Blower, 5 Ton| 1027059
Heating Thermostat Intertherm (12 Pac)| 903188 (903182)
Heating Thermostat Miller (12 Pac)| 903189 (903183)
Thermostat Sub-Base| 914146
Heating/Cooling Thermostat CM65 Intertherm/Miller (12 Pac)| 903992 (903993)
Heating/Cooling Thermostat GE Intertherm (12 Pac)| 903192 (903186)
Heating/Cooling Thermostat GE Miller (12 Pac)| 903193 (903187)
Automatic Damper for AC or HP Package Unit| 901083
“VEE” Box Adapters (10”) – 5 / carton| 901985
Duct Connector 10” Dia. x 6” Long – 6 / carton| 902926
“VEE” Box Adapters (12”) – 5 / carton| 902149
Single Wide Fitting Kit (12”)| 911468A
Double Wide Fitting Kit (12”)| 911469A
Single Wide Fitting Kit (14”)| 914957
Double Wide Fitting Kit (14”)| 914956
Y-Fitting (12”)| 911470
Y-Fitting (14”)| 917195
Fan Delay Kit (TDR)| 911758
Top Grille/Frame| 902989
Top Grille/Frame (4 pack)| 903000
Cabinet to Combine w/ Grille/Frame| 903891
Upflow Stand| 1014501
Coil Cabinet (For all sizes), Upflow & Downflow w/ Solid Door| 1006730
Coil Cabinet (For all sizes), Upflow & Downflow w/ Louvered Door| 1006731
Coil Cabinet Downflow (Front return)| 904067
Coil Cabinet Upflow (Solid door, limited capacities)| 902976

ACCESSORY KITS

Vent Kits

|

Part Number

---|---
Soffit Air Inlet (for VentilAire III only)| 917201A
VentilAire III – Sloped 3/12| 914098
VentilAire IV – Sloped 3/12| 914229
VentilAire V – Sloped 3/12| 1018547

Plenum Connectors

|

Part Number

---|---
11.25 x| 13.50| x| 0.88| 12 / carton| 901987A
11.25 x| 13.50| x| 2.00| 12 / carton| 901988A
11.25 x| 13.50| x| 4.25| 6 / carton| 901989A
11.25 x| 13.50| x| 6.25| 6 / carton| 901990A
11.25 x| 13.50| x| 8.25| 4 / carton| 901991A
11.25 x| 13.50| x| 10.25| 3 / carton| 901992A
11.25 x| 13.50| x| 12.25| 3 / carton| 901993A
11.25 x| 13.50| x| 6.25| 24 / carton| 902681A

GENERAL TERMS OF LIMITED WARRANTY

For complete details of the Limited Warranty, including applicable terms and conditions, see your local installer or
contact the Nortek Global HVAC, LLC warranty department for a copy.

Before purchasing this appliance, read important energy cost and efficiency information available from your retailer.
Specifications and illustrations subject to change without notice and without incurring obligations.
Printed in U.S.A (06/2021)
492F-0621 (Replaces 492F-0719)
www.intertherm.net
Trademark Intertherm® used under license. © Nortek Global HVAC, LLC. All Rights Reserved. 

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