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Use and Care Guide
200
Series
AHE-250-P01

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Summary of Contents for Aqua-Hot 200 Series

  • Page 1 Use and Care Guide Series AHE-250-P01...
  • Page 2 Technical Support can be contacted at 574-AIR-XCEL (574-247-9235) . Hours of operation are 7:00am to 4:00pm (MST) Monday through Friday. The Aqua-Hot heating system is protected by the fi nest warranty in the industry (read about it at the back of this manual).
  • Page 3 Comfort Zone #5: Over 200 Factory-Trained Service Centers You won’t need to service your Aqua-Hot often, but when you do, you can be confi dent in our Certifi ed Service Centers that are close by and trained to assist you with all of your Aqua-Hot specifi c needs.
  • Page 4: Table Of Contents

    System Features ..........8 Operational Overview ...........9 Operational Flowchart..........10 Maintenance Schedule ........11 NOTICE signals a situation where potential damage to the Winterizing the Aqua-Hot ........12 Aqua-Hot could occur. General Troubleshooting........13 Antifreeze Types ...........14 Measuring Antifreeze Using a Refractometer ..16 Owner’s Service Log ..........17 Warranty ...............19...
  • Page 5: Safety Features

    The heater must be switched OFF when refueling. exceed 20 PSI. Exceeding this rating will cause internal damage to the Aqua-Hot. • DO NOT connect the 12-volt DC power to the Aqua-Hot if the vehicle requires welding. • At maximum operating temperature, the coolant will be very hot and scalding hot vapor or coolant may result in serious burns or injury.
  • Page 6 • The mixture may be modifi ed to provide the most adequate To safely and properly operate the Aqua-Hot 200 Series freezing, boiling, and rust/anti-corrosive protection. A heaters, please make sure that the fl uid level is up to 50/50 mixture of Propylene Glycol and distilled water has the “COLD”...
  • Page 7 Safety Instructions p. 6 ©Aqua-Hot® 250 Propane Series Use and Care Guide...
  • Page 8: Component Locations

    DO NOT remove these panels. Doing so risks irreparable damage 16. Domestic Hot-Water Coil to the Aqua-Hot. Only remove the service panel for service. 17. Interlock Switch 18. Zone Circulation Pump Figure 2 p.
  • Page 9: System Features

    • Burner: This is the Aqua-Hot’s most powerful heat source. The burner must be on for the Aqua-Hot to provide continuous hot water. The burner must be on for the Aqua- Hot to provide interior heat in colder conditions.
  • Page 10: Operational Overview

    It can be activated by turning the burner switch to the ON position (see below). The Aqua-Hot’s exhaust is HOT! DO NOT park in areas where dry conditions exist (grassy, dry fi elds). Do NOT operate the burner inside an enclosed building.
  • Page 11: Operational Flowchart

    Activating the Aqua-Hot Operational Flow Chart Operational Flow Chart A heat source is selected from Interior Switch Panel Propane Burner Electric Element Electric Heating Element The burner will begin will activate, providing providing heat to the heat to the antifreeze and...
  • Page 12: Maintenance Schedule

    Replenishing the Antifreeze and Water Heating Solution When the Aqua-Hot is at maximum operating temperature, the coolant is very hot. If the Aqua-Hot heating system is If the antifreeze and water heating solution needs accessed, scalding by hot vapor or coolant may occur. Before replenishing, remove the cap for the expansion bottle and fi...
  • Page 13: Winterizing The Aqua-Hot

    Not winterizing the Aqua-Hot when freezing temperatures are present will result in serious damage to the Aqua-Hot NOTE: The Aqua-Hot can continue to be used for interior heat domestic water heating system. Ensure that FDA approved once the domestic hot water system has been winterized.
  • Page 14: General Troubleshooting

    1. Verify that the Aqua-Hot’s access cover is securely installed. Hot Fluid Line The Aqua-Hot will not operate if the access cover is not fully installed. NOTE: An interlock switch prevents the Aqua-Hot from operating when the cover is not installed and properly secured in place.
  • Page 15: Antifreeze Types

    “boiler” type antifreeze in the concentrated propylene glycol antifreeze with water; suppliers Aqua-Hot. Propylene glycol is a safer alternative to the more of premixed antifreeze are responsible for the use of high- toxic ethylene glycol antifreeze; however, as mandated by...
  • Page 16 Another major function of antifreeze solution is to provide exists within the heating solution, the water’s heat absorption protection to the internal metal components of the Aqua-Hot properties are compromised. Ultimately, this could inhibit the Hydronic Heating System from corrosion and rust. Antifreeze is...
  • Page 17: Measuring Antifreeze Using A Refractometer

    Refractometer Sight Glass Application of Propylene Glycol Upper Blue Field Poor Poor Good Boundary Line Adjust to 32°F Lower White Field p. 16 ©Aqua-Hot® 250 Propane Series Use and Care Guide...
  • Page 18: Owner's Service Log

    Service Log DATE SERVICE PERFORMED SERVICE CENTER p. 17 ©Aqua-Hot® 250 Propane Series Use and Care Guide...
  • Page 19 Service Log DATE SERVICE PERFORMED SERVICE CENTER p. 18 ©Aqua-Hot® 250 Propane Series Use and Care Guide...
  • Page 20: Warranty

    Thus, problems due to improper specifi cations, improper installations, improper use, the use of accessory parts or parts not authorized by Aqua-Hot Heating Systems Inc., repair by unauthorized persons, and damage or abuse of the heater are specially excluded from warranty coverage.
  • Page 21 LTE-300-000 SERIES Aqua-Hot Heating Systems, LLC 7501 Miller Drive, Frederick, CO 80504 Visit us online at www.aquahot.com Call us at 574-AIR-XCEL (574-247-9235) ©2021 Aqua-Hot Heating Systems, LLC. Printed in the USA...

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