BAOSHISHAN AL-300

BAOSHISHAN Aquarium Chiller User Manual

Model: AL-300

For 79 Gallon (300L) Fresh & Salt Water Tanks

1. Introduction

Thank you for choosing the BAOSHISHAN Aquarium Chiller AL-300. This device is designed to provide precise temperature control for various aquatic environments, including aquariums, hydroponic systems, and mariculture setups. Its energy-efficient design and durable components ensure a stable and healthy environment for your aquatic life.

This manual provides essential information for the safe and effective installation, operation, and maintenance of your chiller. Please read it thoroughly before use and retain it for future reference.

BAOSHISHAN Aquarium Chiller in water with 'High Efficiency Freon Free Water Chillers' text

Image: The BAOSHISHAN Aquarium Chiller AL-300, highlighting its high efficiency and freon-free operation.

Applications of the chiller including axolotl, fish tank, and hydroponics system

Image: Visual representation of the chiller's diverse applications, including axolotl habitats, general fish tanks, and hydroponic systems.

2. Safety Information

WARNING: Failure to follow these safety instructions may result in fire, electric shock, injury, or damage to the product or property.

  • Always disconnect the power supply before performing any maintenance or cleaning.
  • Ensure the chiller is placed on a stable, level surface.
  • Maintain at least 6 inches (15 cm) of clear space around all sides of the unit for proper ventilation.
  • Do not expose the chiller to direct sunlight or extreme temperatures.
  • Do not operate the chiller if the power cord or plug is damaged.
  • This appliance is not intended for use by persons (including children) with reduced physical, sensory or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety.
  • Ensure all connections are secure and leak-free before powering on the unit.
  • Only use the chiller with the specified voltage and frequency.

3. Package Contents

Carefully unpack your BAOSHISHAN Aquarium Chiller and check that all items are present and in good condition. If any items are missing or damaged, please contact customer support.

  • BAOSHISHAN Aquarium Chiller Unit (AL-300)
  • Water Pump
  • Water Pipe (Hose)
  • Hose Clamps
  • Inlet/Outlet Nozzles
  • Power Cord
  • Service Card
BAOSHISHAN Aquarium Chiller AL-300 with all included accessories: pump, hose, clamps, nozzles

Image: The main chiller unit along with its accompanying accessories, including the water pump, hose, and connection parts.

Detailed view of chiller and accessories with specifications table

Image: A comprehensive view of the chiller and its accessories, including a table detailing key specifications.

Close-up of the water pump and its impeller

Image: A close-up showing the water pump and its internal impeller, highlighting its design.

4. Setup Instructions

Follow these steps to properly set up your aquarium chiller:

  1. Placement: Place the chiller on a stable, level surface. Ensure there is at least 6 inches (15 cm) of space around all sides for adequate air circulation. Avoid direct sunlight.
  2. Acclimatization: After unboxing, allow the chiller to stand upright for at least 24 hours before plugging it in. This allows the refrigerant to settle.
  3. Hose Connection: Cut the provided 3-meter hose into two equal halves. Attach one end of each hose to the chiller's inlet and outlet nozzles. Secure them with the provided hose clamps.
  4. Pump Installation: Place the water pump inside your aquarium or sump. Connect the other end of one hose to the pump's outlet. The other hose will serve as the return to your tank. Ensure the pump is fully submerged.
  5. Water Circulation: Position the return hose from the chiller into your aquarium or sump, ensuring it directs water flow appropriately without causing excessive current for sensitive aquatic life.
  6. Leak Check: Before plugging in the chiller, ensure all hose connections are tight and there are no leaks.
  7. Power On: Plug the chiller and the water pump into a grounded electrical outlet. The chiller will power on. Check for any leaks again during initial operation.
Diagram showing chiller setup with caution notes and tests before use

Image: A visual guide illustrating the setup process and important pre-use caution notes.

Close-up of hose connection to an aquarium edge

Image: Detail of how the hose connects to the aquarium edge, showing proper placement for water return.

5. Operating Instructions

Temperature Setting

The chiller features a digital display and control panel for setting the desired water temperature. The recommended operating temperature range for most aquatic life is 68-78°F (20-26°C).

  1. Set Target Temperature: Press the SET button. The display will flash. Use the UP and DOWN arrows to adjust the target temperature (e.g., 68°F). Press SET again to confirm.
  2. Set Temperature Difference (Hysteresis): Long press the SET button until an 'F' code appears (e.g., F1). Use UP and DOWN to navigate to the parameter for temperature difference (often labeled 'd' or 'P'). Set this value (e.g., to 10 for 1.0°F or 1.0°C difference, depending on unit). This determines when the chiller will reactivate after reaching the target temperature. For example, if set to 68°F with a 2°F difference, the chiller will cool to 68°F, turn off, and turn back on when the temperature reaches 70°F.
  3. Calibration: If the chiller's displayed temperature differs from an accurate external thermometer, you can calibrate it. Refer to the specific instructions in your included service card or contact support for detailed calibration steps.
Diagram showing steps to set target temperature and temperature difference on the chiller's control panel

Image: Step-by-step guide on how to set the desired temperature range (e.g., 68-78°F) using the chiller's control panel.

Security Protection

The chiller is equipped with safety features:

  • Overcurrent Automatic Shutdown System: Protects the unit from electrical overloads.
  • Power-off Temperature Memory System: In case of a power outage, the chiller will resume operation at the last set temperature once power is restored.

6. Maintenance

Regular maintenance ensures optimal performance and longevity of your chiller.

  • Cleaning the Air Vents: Periodically clean the air intake and exhaust vents on the chiller to prevent dust and debris buildup, which can hinder heat dissipation. Use a soft brush or vacuum cleaner.
  • Water Pump Cleaning: Disassemble and clean the water pump regularly to remove any algae or debris that may impede its function.
  • Hose Inspection: Check hoses for kinks, blockages, or signs of wear. Replace if necessary.
  • Evaporator Cleaning: For thorough cleaning of the titanium evaporator, consult a qualified technician or refer to advanced maintenance guides.
Diagram showing heat dissipation and low noise features of the chiller

Image: Illustration of the chiller's heat dissipation system and quiet operation, emphasizing the importance of clear vents.

7. Troubleshooting

If you encounter issues with your chiller, refer to the table below for common problems and solutions. If the problem persists, contact customer support.

ProblemPossible CauseSolution
Chiller not turning onNo power; damaged cord/plug; internal faultCheck power connection; inspect cord/plug; contact support
Water not coolingIncorrect temperature setting; poor water flow; clogged vents; ambient temperature too high; chiller undersizedVerify settings; check pump/hoses; clean vents; ensure proper room ventilation; confirm chiller capacity for tank size
Excessive noiseVibrations; fan obstruction; compressor issueEnsure stable placement; clear fan area; contact support if compressor noise is unusual
Water leakingLoose hose connections; damaged hose/sealTighten clamps; inspect hoses/seals for damage and replace if necessary
Display error codeSensor fault; system malfunctionRefer to service card for specific codes or contact support

8. Specifications

FeatureSpecification
Model NumberAL-300
Cooling Capacity1/3 HP
Recommended Tank VolumeUp to 79 gallons (300L)
Power600W
Current1.6A
Evaporator MaterialPure Titanium (for fresh and salt water)
Water Pipe Inside Diameter12mm
Recommended Pump Flow800-1200 L/H
Gift Pump Flow800 L/H
Item Weight39.5 pounds (17 kg)
Package Dimensions18.7 x 14.96 x 14.17 inches
Noise LevelLess than 60dB (Quiet Design)
Diagram showing titanium coils for anti-corrosive properties in both fresh and salt water

Image: Illustration highlighting the anti-corrosive titanium coils, suitable for both fresh and salt water environments.

Table comparing cooling efficiency and energy saving index for regular season and hot summer

Image: A table detailing the recommended water volume, cooling efficiency, and energy saving index for different seasons.

9. Warranty and Support

BAOSHISHAN provides a 1-year warranty for this water chiller. With extensive after-sales experience, the manufacturer is committed to resolving any issues you may encounter.

For warranty claims, technical support, or any questions regarding your product, please refer to the contact information provided on your included Service Card or visit the official BAOSHISHAN store on Amazon:

Visit the BAOSHISHAN Store

© 2025 BAOSHISHAN. All rights reserved.

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