LIST OF SECTIONS
LIST OF FIGURES
LIST OF TABLES
SECTION 1: GENERAL
CONTACT INFORMATION
MORTEX PRODUCTS INC. 501 TERMINAL RD FORT WORTH, TX 76106 Page 1
DOWNFLOW OR UPFLOW SINGLE OR TWO STAGE ELECTRIC FURNACE WITH:
•FACTORY INSTALLED ELECTRIC HEAT
•NO HEAT MODELS WITH FIELD INSTALLED ELECTRIC HEAT KITS
FOR INSTALLATION ONLY IN HUD MANUFACTURED HOMES PER CONSTRUCTION SAFETY 24 CFR PART 3280
MODELS: E30 SERIES THIS APPLIANCE HAS AN IPX1 RATING
INSTALLATION MANUAL
8 – Line Voltage Wiring ...................................................................................10
9 – Thermostat Wiring and Low Voltage Connections ......................14
10 – Blower Motor Speed Tap Selection ..................................................19
11 – Blower Performance ..............................................................................21
12 – Final System Checks and Startup ...................................................... 25
13 – Wiring Diagrams ...................................................................................... 26
16 – Control Box Component Locations .....................................................13
17 – Control Box Cover and Circuit Breaker Location ....................................13
18 – 1-Stage Heat & Cool Low Voltage Connections – 1 Transformer..16
19 – 2-Stage Ht/1-Stage Cool Low Voltage Connections – 1 Tfmr .16
20 – 1-Stage Ht/Cool Low Voltage Connections – Separate Tfmrs .17
21 – Low Voltage Connections – Separate Ht/Cool Tstats – 1 Tfmr ...17
22 – Heat Pump Low Voltage Connections – 1 Transformer .............17
23 – Heat Pump Low Voltage Connections – Separate Transformers .. 17
24 – Constant Torque Motor Terminals .............................................................. 19
25 – Wiring Diagram - 6 kW Electric Heat ......................................................... 26
26 – Wiring Diagram - 8 kW and 10 kW Electric Heat .................................. 27
27 – Wiring Diagram - 12 kW Electric Heat ....................................................... 28
28 – Wiring Diagram - 15 kW Electric Heat ....................................................... 29
29 – Wiring Diagram - 20 kW Electric Heat ....................................................... 30
10 – Typ Heat/Cool Low Voltage Wire Color Codes & Connections ...... 18
11 – Typ Heat Pump Low Voltage Wire Color Codes & Connections .... 18
12 – Constant Torque Motor Speed Tap Descriptions ................................. 19
13 – Constant Torque Motor Terminal Descriptions ..................................... 19
14 – Constant Torque Motor Factory Speed Tap Settings ......................... 20
15 – Blower Performance – 10x9 Blower – 1/3 HP C.T. Mtr ....................... 21
16 – Blower Performance – 10x9 Blower – 1/2 HP C.T. Mtr ....................... 22
17 – Blower Performance – 10x9 Blower – 1/2 HP C.T. Mtr (cont.) ......... 23
18 – Blower Performance – 10x9 Blower – 3/4 HP C.T. Mtr ...................... 24
1 – General ............................................................................................................ 1
2 – Safety ...............................................................................................................3
3 – Clearances ...................................................................................................... 4
4 – Return Air Requirements & Supply Air Distribution System ........5
5 – Downflow Furnace Installation ..............................................................6
6 – Duct Connector Installation ....................................................................7
7 – Upflow Coil Cabinet & Return Air Cabinet Installation ..................8
1. Furnace is rated at 208/240 VAC at 60 Hz.
2. Furnace is the same size for all models.
3. Furnace is designed for A/C or heat pump operation.
4. Hold-down strap furnished with furnace.
5. This furnace is designed for downflow or upflow applications only.
6. This furnace must not be operated with the control box cover
and front access panel removed.
7. This furnace is listed by ETL for the United States and Canada.
8. This air handler is for use at elevations of 10,000 ft (3,048m) or less.
9. This appliance is not to be used by persons (including children)
with reduced physical, sensory or mental capabilities, or lack of
experience and knowledge, unless they have been given
supervision or instruction concerning use of this appliance by a
person responsible for their safety. Children must not be allowed
to play with this appliance.
SAVE THIS MANUAL FOR FUTURE REFERENCE
1 – Furnace Dimensions .....................................................................................2
2 – Clearances to Combustibles ....................................................................... 4
3 – Service Access Clearances ........................................................................... 4
4 – Typical Closet Installation ............................................................................5
5 – Typical Alcove Installation ........................................................................... 5
6 – Return Air Grille Frame Assembly ....................................................................6
7 – Downflow “A” Coil Return Air Filter Location ..............................................6
8 – Duct Connector Depths .......................................................................................7
9 – Duct Connector and Combustible Floor Base ........................................... 8
10 – Combustible Floor Base Dimensions ...........................................................8
11 – Duct Connector Dimensions............................................................................8
12 – Typical Upflow Installation ................................................................................ 9
13 – Upflow Coil Cabinet .............................................................................................9
14 – Upflow Furnace and Coil Cabinet ..................................................................9
15 – Electrical Power Supply Wire Entrances ................................................... 11
1 – Electric Furnace Specifications.........................................................................2
2 – Model Number Nomenclature ........................................................................2
3 – Optional Cooling Cabinets & Return Grille Frames ................................2
4 – Clearances to Combustibles .............................................................................4
5 – Duct Connector Models ......................................................................................7
6 – Wiring Requirements – Single Branch Circuit ........................................ 12
7 – Wiring Requirements – Dual Branch Circuit ........................................... 12
8 – Electrical Heat Performance Data ................................................................ 12
9 – Low Voltage Wire Gauge and Maximum Lengths ............................... 14
The following list includes important facts and information regarding this electric furnace.
Manufactured and Distributed by:
Mortex Products Inc www.mortx.com
501 Terminal Rd
Fort Worth, TX 76106
9700771
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