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Aqua-Hot 200 Series Installation Manual

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Installation Manual
200
Series
AHE-250-D02

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Summary of Contents for Aqua-Hot 200 Series

  • Page 1 Installation Manual Series AHE-250-D02...

  • Page 2: Table Of Contents

    Exhaust System ................. 23 Pin-Out Information ..............26 Connecting the 250-D02 to 12V DC Power ......27 Connecting the Aqua-Hot to AC Power ........28 Filling/Purging the Aqua-Hot 250-D02 ........29 DANGER signals a situation where immediate risk of serious First Operation ................30 injury or death will result if instructions are not followed.

  • Page 3: Introduction

    The Aqua-Hot’s exhaust is HOT and must be kept away from (574-247-9235). heat sensitive material. • 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.

  • Page 4: System Features

    System Specifications made transparent to aid in the explanation of the heater. DO NOT remove these panels. Doing so risks irreparable damage to the Aqua-Hot. Only remove the service panel for service. Electric Element Power Consumption ........1000 W (maximum) Voltage ................120V AC DC Power Heat Input ..........66,000 BTU/hr ±...

  • Page 5: Installing The 250-D02

    Figure 4. 2” 7.675” 3. Install the flange located on the bottom of the Aqua-Hot into the cutout opening. Reference Figure 6 & 7. 4. Take the angle brackets and included ¼-20 bolts and washers. Install the angle brackets into the nuts located on the flanges.

  • Page 6: Installation Of The Expansion Bottle

    Upper Fitting the Flange cutout The fluid expansion bottle is integral to the operation of the Aqua-Hot. It provides an area for hot, expanded fluid to empty Hot Fluid Line into, and also protects the Aqua-Hot from low-fluid, which could lead to catastrophic damage of the Aqua-Hot.

  • Page 7: Heat Exchanger Layout

    • Do not supply heat exchangers air which is drawn from the volume of heat. bay areas. • Return air should be drawn from the same room the heat Aqua-Hot Aqua-Hot exchanger is heating. Unit Unit • The anti-freeze and water heating solution must flow in through the bottom of the heat exchanger, and out the top (reference Figure 23).

  • Page 8: Mounting The Heat Exchangers

    6th heat exchanger to operate as intended. Figure 18 Figure 15 Aqua-Hot advises against placing a heat exchanger on the slide-out section of any vehicle due to the high probability of damage occurring to the heating loop from moving parts.

  • Page 9: Wiring The Heat Exchangers

    If a deviation is required, contact Aqua-Hot Heating adhere to these installation principles can hinder the operation following guidelines must be adhered to, or the Aqua-Hot will Systems prior to installing these exchangers for express of the heat exchangers.

  • Page 10: Domestic Water System Requirements

    The electric element will only provide light duty hot water. • The Aqua-Hot is equipped with a pressure relief valve and a The tempering valve is integrated into the cabinet of the tempering valve in order to provide safe hot water without Aqua-Hot, and is set upon departure from the Aqua-Hot factory.

  • Page 11: Interior Switch Panel

    Coach Control Panel Screen: 4. Move both switches to the OFF position by pressing Newer Aqua-Hot units may have a coach touch-screen them in a downward motion. display instead of the interior switch panel. This section is only for the installation and wiring for the interior switch panel.

  • Page 12: Diesel Fuel System

    A 10 Micron diesel fuel filter must be installed at the diesel extreme rises in height should be avoided to eliminate fuel source at all times during the operation of the Aqua-Hot 3. Install and tighten the appropriate fuel fittings onto the 250-D02.

  • Page 13: Exhaust System

    Vehicles for additional information. requirements must be adhered to in order to create optimal operating conditions for the Aqua-Hot unit. Exhaust from the Aqua-Hot is very HOT and must be kept away from any heat sensitive materials. Maximum Allowable Suction Failure to do so may result in a fire.
  • Page 14 NOTE: Exhaust must terminate at least 3 ft from any coach openings (doors and windows). 1.5” NPT Black Pipe Nipple Figure 37 p. 24 ©Aqua-Hot® 250-D02 Diesel Series Installation Manual REV 220503 ©Aqua-Hot® 250-D02 Diesel Series Installation Manual REV 220503 p. 25...

  • Page 15: Pin-Out Information

    Aqua-Hot from an over-current condition. Improper installation can cause property damage, injury, or DO NOT connect 12V DC power to the Aqua-Hot if 2. Crimp the appropriate terminals called out in Table 1 to death.

  • Page 16: Connecting The Aqua-Hot To Ac Power

    Hot through the fill valve. Plug Harness Plug Before the first activation of the Aqua-Hot, fill the unit with 5. When the fluid level reaches the cold mark on the expansion antifreeze and water heating solution. Without the solution bottle, deactivate the fluid pump.

  • Page 17: First Operation

    Winterizing the Aqua-Hot Activation Instructions (Burner) 1. Make sure there are no blockages or debris to the exhaust The first start-up of the Aqua-Hot may not light up perfectly. The Aqua-Hot’s domestic water heating system must be outlet or combustion air inlet.

  • Page 18: Appendix A: System Schematic

    Filling the Aqua-Hot System Schematic Measuring Antifreeze Appendix Measuring Antifreeze Using a Refractometer Calibration Screw Prism Assembly Daylight Plate Assembly Eye Piece Properly Apply Antifreeze to the Prism Assembly Use the guide below to properly apply the propylene glycol mixture to the prism assembly of the refractometer. Once that is complete, peer through the eyeglass of the refractometer to continue to the next step.
  • Page 19 (distilled, deionized, or soft) water when preparing their corrosive inhibitors, which are designed specifically to activate freezing point. Aqua-Hot. Propylene glycol is a safer alternative to the more antifreeze for sale. in a water solution. toxic ethylene glycol antifreeze; however, as mandated by...

  • Page 20: Appendix C: Parts & Accessories

    Parts & Accessories Appendix NOTE: Service parts and accessories are available through Aqua-Hot Factory Authorized Service Centers or www.aquahot.com. Click on the part number to direct you to the Aqua-Hot webstore to purchase. EXE-505-65A EXX-006-500 Heat Exchanger, Whisper Silent, 12V DC.
  • Page 21 Fitting, Reducer ¾” to ⅝” Black Nylon Pump Mounting Bracket Fitting, Straight, ½” PEX x ½” (M)NPT PSF Fitting, Pipe Nipple, Exhaust, 1-½” x 4” p. 38 ©Aqua-Hot® 250-D02 Diesel Series Installation Manual REV 220503 ©Aqua-Hot® 250-D02 Diesel Series Installation Manual REV 220503 p. 39...
  • Page 22 Fitting, Insert Modified Bras Cozy Plenum Assembly PLX-CTB-270 PLX-A51-106 MSE-200-EXH Clamp, Hose, Constant Tension, 0.75” Bend Support, ⅝” Exhaust Kit p. 40 ©Aqua-Hot® 250-D02 Diesel Series Installation Manual REV 220503 ©Aqua-Hot® 250-D02 Diesel Series Installation Manual REV 220503 p. 41...

  • Page 23: Warranty

    Thus, problems due to improper specifications, 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 24 Installation Manual 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) ©2022 Aqua-Hot Heating Systems, LLC. Printed in the USA...

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