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PRODIRECT™ Series
ECM Air Handler
Installation &
Owner's Manual
MODELS:
HAH024FEA
HAH036FEA
HAH060FEA
Read this manual carefully before installation and keep it where
the operator can easily find it for future reference.
Due to updates and constantly improving performance, the
information and instructions within this manual are subject to
change without notice.
Version Date: 09/26/2024
Please visit www.mrcool.com/documentation
to ensure you have the latest version of this manual.
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Summary of Contents for MrCool PRODIRECT HAH024FEA
- Page 1 Due to updates and constantly improving performance, the information and instructions within this manual are subject to change without notice. Version Date: 09/26/2024 Please visit www.mrcool.com/documentation to ensure you have the latest version of this manual.
- Page 2 4.4 Electrical Data ...................... 9 4.5 Electric Kit MCA/MOP Data ................. 9 AIRFLOW PERFORMANCE ....................10 DUCTWORK ........................13 REFRIGERANT CONNECTIONS..................14 7.1 Condensate Drain Tubing ................. 14 AIR FILTER ........................15 WIRING DIAGRAMS ......................17 PISTON/TXV INSTALLATION ..................20 mrcool.com...
- Page 3 Failure to do so can cause electrical shock resulting in personal injury or death. 3. The unit must be permanently grounded. Failure to do so can result in electrical shock causing personal injury or death. mrcool.com...
- Page 4 1/4" rise, sloping toward the drain connections. Install the indoor and outdoor unit, power supply wiring and connecting wires at least 3.5 ft. away from televisions or radios in order to prevent image interference or noise. mrcool.com...
- Page 5 Be sure to use insulation that is designed for use with HVAC Systems. Condensation may form on the product during cool operation. It is also recommended to use the second drain pan and secure the unit firmly to prevent it from falling. mrcool.com...
- Page 6 Supply Duct "A" (in. [mm]) (in. [mm]) (in. [mm]) (lbs. [kg]) 41-3/8" [1050] 18-1/8 [460] 20-1/2 [520] 16" [406] 99 [45] 46-1/2" [1180] 19-5/8" [500] 21-5/8" [550] 18" [456] 121 [55] 54-1/2" [1385] 22" [560] 24" [610] 19-1/2" [496] 152 [69] mrcool.com...
- Page 7 Secondary drain pan kits are recommended when • • tab with hole away from the breaker until the the unit is configured for the horizontal position breaker releases from the mounting opening. over a finished ceiling and/or living space. mrcool.com...
- Page 8 INSTALLATION mrcool.com...
- Page 9 Power wiring may be connected to either the right side, left side, or top. Three 7/8", 1-3/8", 1-3/4" dia. concentric knockouts are provided for connection of power wiring to unit. • Power wiring is connected to the power terminal block in the unit's electrical cabinet. mrcool.com...
- Page 10 Electric Heater Kits Description Ref. Air Handler Use HHK-05 5kW Heat Strip 24/36/60 HHK-08 7.5kW Heat Strip 24/36/60 HHK-10 10kW Heat Strip 24/36/60 HHK-15 15kW Heat Strip, double breaker panel 36/60 HHK-20 20kW Heat Strip, double breaker panel 36/60 mrcool.com...
- Page 11 1.16 Power/W Current/A 0.95 0.99 1.11 1.14 1.18 1.21 1.26 1.31 1.37 (Factory Power/W Default) Current/A 1.21 1.28 1.32 1.38 1.43 1.47 1.54 1.59 1.64 1103 1073 1036 Power/W Current/A 1.97 2.03 2.09 2.16 2.22 2.29 2.34 2.37 2.41 mrcool.com...
- Page 12 1677 1629 1581 1533 1473 (Factory Power/W Default) Current/A 2.73 2.79 2.86 3.02 3.12 3.21 3.29 2.38 3.51 SCFM 2021 1967 1924 1879 1828 1785 1742 1694 1641 Power/W Current/A 3.21 3.29 3.38 3.52 3.61 3.73 3.766 3.86 4.04 mrcool.com...
- Page 13 The installers should balance the air distribution system to ensure proper quiet airflow to all rooms in the home. This ensures a comfortable living space. • An air velocity meter or airflow hood can be used to balance and verify branch and system airflow (CFM). • mrcool.com...
- Page 14 Drills or sharp screw points can damage insulation on wires located inside the unit. Secure the supply and return air ductwork to the unit flanges, using proper fasteners for the type of duct used • and tape the duct-to-unit joint as required to prevent air leaks. mrcool.com...
- Page 15 Use 3/4" PVC piping for drain piping connections. All drain lines must be pitched downward away from • the unit a minimum of 1/8" per foot of line to ensure proper drainage. mrcool.com...
- Page 16 This residue could soil ceilings, walls, drapes, carpets, and other articles in the house. Soot damage may occur with filters in place, when certain types of candles, oil lamps, or standing pilots are burned. mrcool.com...
- Page 17 4. Install the new filter so that the arrow on the filter is in the same direction as airflow. mrcool.com...
- Page 18 WIRING DIAGRAMS 9 - Wiring Diagrams mrcool.com...
- Page 19 WIRING DIAGRAMS WARNING HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY, OR DEATH. mrcool.com...
- Page 20 WIRING DIAGRAM mrcool.com...
- Page 21 The coil comes with a factory-installed piston metering device. Some system combinations will require a different sized piston to be field-installed. Contact MRCOOL support at 270-366-0457 to order the appropriate piston kit for your system combination. • A TXV may be required to achieve minimum efficiency ratings or for long refrigerant line set applications. Reference AHRI for system combination ratings.
- Page 22 PRODIRECT™ Series PSC Air Handler The design and specifications of this product and/or manual are subject to change without prior notice. Consult with the sales agency or manufacturer for details.
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