mrcool.com
MRCOOL – Comfort Made Simple
Owner's Manual for MRCOOL models including: HHK-05, HHK-08, HHK-10, HHK-15, HHK-20, HHK Series Heat Kit, HHK Series, Heat Kit, Kit
American Express
MRCOOL ProDirect Series 5kW Heat Kit for Top Discharge Air Handlers - 410A
File Info : application/pdf, 8 Pages, 1.65MB
DocumentDocumentPRODIRECTTM Series Heat Kit Installation & Owner's Manual MODELS: HHK-05 HHK-08 HHK-10 HHK-15 HHK-20 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: 10/21/2024 Please visit www.mrcool.com/documentation to ensure you have the latest version of this manual. 1 SAFETY CONTENTS 1 SAFETY ......................................................................................... 1 2 INSTALLATION ............................................................................ 2 3 ELECTRICAL SPECIFICATIONS.................................................... 4 Safety Precautions Read Before Using Incorrect usage may cause serious damage or injury. The symbols below are used throughout this manual to indicate instructions that should be followed closely or actions that should be avoided to prevent death, injury, and/or property damage. WARNING CAUTION Indicates a medium level of risk which, if not avoided, may result in death or serious injury. Indicates a low degree of risk which, if not avoided, may result in minor or moderate injury. NOTICE Indicates important information but not danger. WARNING If this appliance is installed in an enclosed area such as a garage or utility room with any carbon monoxideproducing appliance, ensure the area is properly ventilated. CAUTION · Prior to installation, thoroughly familiarize yourself with this manual. Observe all safety warnings. Observe caution during installation or repair. It is the installer's responsibility to install the product safely and educate the homeowner on its safe use. · Ensure that all power is disconnected prior to attempting installation of the heat kit. There may be more than one disconnect servicing the unit. · A means of strain relief and conductor protection must be provided at the supply wire entrance into the cabinet. · Use copper conductors only. · Installation must follow national electric codes and other applicable codes. 1 mrcool.com Model Size Selection Model Description 5kW 5kW Heat Kit 8kW 7.5kW Heat Kit 10kW 15kW 20kW 10kW Heat Kit 15kW Heat Kit 20kW Heat Kit 2 INSTALLATION ECM Air Handler Units HAH024FEA HAH036FEA HAH060FEA HAH024FEA HAH036FEA HAH060FEA HAH024FEA HAH036FEA HAH060FEA HAH036FEA HAH060FEA HAH036FEA HAH060FEA PSC Air Handler Units HAH018FPA HAH024FPA HAH036FPA HAH048FPA HAH060FPA HAH018FPA HAH024FPA HAH036FPA HAH048FPA HAH060FPA HAH018FPA HAH024FPA HAH036FPA HAH048FPA HAH060FPA HAH036FPA HAH048FPA HAH060FPA HAH036FPA HAH048FPA HAH060FPA Step 1: Remove the upper access panel from the air handler. mrcool.com 2 2 INSTALLATION Step 2: Remove the cover plate from the air handler. Step 3: Slide the heater kit into the slot and secure the element plate with previously removed screws. Step 4: Align the attachment clip with the hole and fasten the loose wires with a wire tie. 3 mrcool.com 2 INSTALLATION Step 5: Install the circuit breaker onto the mounting rail, then knock out the appropriate area of the plastic circuit breaker cover on the access panel of the air handler. WARNING: FIRE & ELECTRICAL SHOCK HAZARD After connecting all wires, check the tightness of all screws on the breaker. Failure to do so will result in breaker malfunction, fire, death, personal injury and/or property damage. NOTICE · When the indoor control board receives W1/W2 signal, the electric heater will be energizes and the indoor blower will turn on. · When W1/W2 signal is off, the indoor blower will be turned off after a 90-second delay. · The blower motor runs when "G" is energized, and a 90s off delay when "G" is de-energized. mrcool.com 4 3 ELECTRICAL SPECIFICATIONS MCA/MOP Data Heat Kit Model Air Handler Model Heat Kit (kW) HHK-05 5 HHK-08 HAH018FPA 7.5 HHK-10 10 HHK-05 5 HHK-08 HAH024FEA 7.5 HHK-10 10 HHK-05 5 HHK-08 HAH024FPA 7.5 HHK-10 10 HHK-05 5 HHK-08 7.5 HAH036FPA HHK-10 10 HAH036FEA HHK-15 15 HHK-20 20 HHK-05 5 HHK-08 7.5 HHK-10 HAH048FPA 10 HHK-15 15 HHK-20 20 HHK-05 5 HHK-08 7.5 HAH060FPA HHK-10 10 HAH060FEA HHK-15 15 HHK-20 20 Min. Circuit Ampacity 240 208 26 23 39 34 52 45 26 23 39 34 52 45 26 23 39 34 52 45 26 23 39 34 52 45 78 68 104 90 26 23 39 34 52 45 78 68 104 90 26 23 39 34 52 45 78 68 104 90 Max. Fuse or Breaker (HACR) Ampacity 240 208 30 25 45 40 60 50 30 25 45 40 60 50 30 25 45 40 60 50 30 25 45 40 60 50 90 80 110 100 30 25 45 40 60 50 90 80 110 100 30 25 45 40 60 50 90 80 110 100 Fan Speed (AC/HP) Low Medium High ··· -- · · -- -- · ··· ··· -- · · ··· ··· -- · · ··· ··· ··· -- · · -- -- · ··· ··· ··· -- · · -- · · ··· ··· ··· -- · · -- · · 5 mrcool.com Wiring Diagrams 3 ELECTRICAL SPECIFICATIONS mrcool.com 6 PRODIRECTTM Series Heat Kit 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.