A. WELCOME TO THE WORLD OF GARN ® WOOD HEATING The GARN® Wood Heating System (WHS) is unlike any other piece of wood heating equipment. As you use your GARN® , you will come to appreciate its quality construction, unique features and many benefits. The purpose of this manual is to give the installer and operator the necessary information for proper installation, operation, and maintenance of a GARN® WHS. For proper sizing and selection, please refer to the GARN® System Design Manual. GARN ® WHS WOOD HEATING PACKAGE (STANDARD) Every GARN® WHS wood heating package comes standard with the following components:
WHS/ETS Digital Controller Low Water Sensor Stem Flue Temperature Sensor Tank Temperature Sensor Hot Water Supply Sensor Hot Water Return Sensor
Air intake hood
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Water treatment test kit Water filter and housing Cleanout plates and gaskets
Bent flow stabilizer
Motor, motor plate and blower wheel
GARN ® WHS ELECTRIC HEATING PACKAGE (OPTIONAL) Every GARN® WHS is shipped with 9 threaded electric element flanges in the lower-right corner of the front head/face of the unit. The flanges provide the opportunity to purchase the electric heating package and turn the GARN® WHS unit into an electric heating system. Electric heating can be used in conjunction with wood heating to provide a dual-fuel heating system. There are 3 electric heating package sizes to choose from. The correct size for your application depends on the utility/coop off-peak electric program, heating load, and GARN ® WHS unit size:
Electric Heating Package Size Number of Electric Elements 16.5 kW 3 33.0 kW 6 49.5 kW 9
The Complete GARN® Electric Heating Package comes standard with the following components:
• Electric Elements (3, 6, or 9 depending on heating package size selected) • O-rings for elements • Electric Element Junction Box, Cover, Label, and Fasteners • Electric Element Junction Box Face Gasket
• Element Sequencer (powers the elements on one-at-a-time) • High Limit Switch • Newest available Processor Chip for the Digital Controller • An OD temperature sensor is available as an option . Refer to GARN® web site.
All GARN® Electric Heating packages are UL certified, US and Canada. Refer to the actual label on the controls.
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GARN® WHS 1000 and WHS 2000 Manual | © HY-C® Company LLC | October 2024
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