1. Introduction
The Comgrow SH01 3D Printer Filament Dryer Box is designed to maintain optimal filament conditions for high-quality 3D printing. This device effectively removes moisture from various filament types, preventing common printing issues such as entanglement, clogging, poor adhesion, and layer migration. By providing a dry storage environment and internal heating during printing, the SH01 ensures consistent and reliable print results.
This manual provides detailed instructions for setting up, operating, and maintaining your Comgrow SH01 Filament Dryer Box. Please read it thoroughly before use to ensure safe and efficient operation.
Image: The Comgrow SH01 Filament Dryer Box, a compact device designed to keep 3D printer filament dry.
2. Product Overview
The Comgrow SH01 Filament Dryer Box offers a range of features to enhance your 3D printing experience:
- Large Storage Volume: Inner size of 9.29*6.49*9.13 inches, capable of storing 2 rolls of 1kg spools.
- Wide Compatibility: Works perfectly with standard filament diameters 1.75mm/2.85mm and compatible with PLA, ABS, SILK, PETG, and other materials.
- Moisture Removal: Designed to actively remove moisture from filaments, providing a dry environment during printing.
- Real-time Monitoring: Features a 2-inch LCD screen for real-time display of temperature and humidity.
- Adjustable Settings: Temperature range of 40°C to 50°C and adjustable drying time from 6 to 12 hours.
- Sealed Design: Equipped with a silicone cable sheath, Teflon tube outlet, and snap-button upper cover for good sealing performance.
Image: An overview of the Comgrow SH01 Filament Dryer Box, showcasing its key features and benefits for 3D printing.
3. Setup Guide
- Unboxing: Carefully remove the Comgrow SH01 dryer box and all accessories from its packaging.
- Connect Power: Open the sealing cap of the power jack and connect the power adapter. Turn on the power switch located at the back of the unit.
- Load Filament: Unlock the snap button on the upper cover and open the lid. Place your filament spool(s) inside the dryer box. The box can accommodate two spools up to 70mm wide or one spool up to 150mm wide.
- Thread Filament: If you intend to print during the drying process, pull the filament through one of the designated holes on the lid. Ensure the filament is threaded smoothly through the silicone cable sheath and Teflon tube.
- Close Lid: Close the upper cover and secure it with the snap buttons.
Image: Visual guide illustrating the steps to connect power, load filament, and thread it through the dryer box.
4. Operating Instructions
- Power On: Press the power button (On/Off Button) to turn on the device. The screen will display the current temperature and humidity.
- Set Temperature and Time:
- Press the function button (M) to enter temperature setting mode. The default temperature is 40°C.
- Use the adjust buttons (Up/Down Arrows) to set your desired temperature (40°C - 50°C).
- Press the function button (M) again to enter time setting mode. The default time is 6 hours.
- Use the adjust buttons (Up/Down Arrows) to set your desired drying time (6 hours - 12 hours).
- Start Drying: After setting the temperature and time, press the function button (M) to enter "WORK" mode. The dryer will begin heating and the screen will display the current temperature, humidity, and remaining drying time.
- Monitoring: The 2-inch LCD screen provides real-time updates on temperature and humidity every 5 seconds.
- Remote Control (if applicable): If your model supports app connectivity, you can control the dryer remotely. Refer to the video below for guidance on connecting the app and controlling the dryer.
Image: The control panel of the Comgrow SH01, detailing the On/Off, Function (M), and Adjust buttons.
Video: This video demonstrates the basic operation of a filament dryer box, including loading filament and setting parameters. Note: This video is a general demonstration and may not feature the exact Comgrow SH01 model or app interface.
5. Filament Compatibility and Usage
The Comgrow SH01 is compatible with a wide range of 3D printing filaments, including PLA, PETG, ABS, and SILK, with diameters of 1.75mm and 2.85mm.
Recommended Drying Temperatures and Times:
- PLA / PLA+ / WOOD: 40-50°C
- ABS / ABS+ / PVA / PA: 50-55°C
- PETG / TPU: 48-52°C
These are general guidelines. Optimal drying settings may vary based on filament brand, ambient conditions, and the specific moisture content of the filament. Always refer to your filament manufacturer's recommendations if available.
Image: The Comgrow SH01 dryer box displaying its compatibility with different filament types and spool sizes.
6. Maintenance
To ensure the longevity and optimal performance of your Comgrow SH01 Filament Dryer Box, follow these simple maintenance tips:
- Cleaning: Regularly wipe the exterior of the dryer box with a soft, dry cloth. Avoid using abrasive cleaners or solvents.
- Internal Cleaning: Ensure the interior is free from dust or filament debris. You may use a soft brush or compressed air to gently clean the heating elements and rollers when the device is unplugged and cool.
- Sealing Check: Periodically inspect the silicone seals around the lid and filament outlets for any signs of wear or damage. Replace if necessary to maintain airtightness.
- Storage: When not in use, ensure the sealing hole is closed to keep consumables dry. Store the dryer in a cool, dry place away from direct sunlight.
7. Troubleshooting and Precautions
Common Issues and Solutions:
- Automatic Shutdown/Not Working: The filament dryer box will only work when the "WORK" state is displayed on the screen. If not displayed, the motherboard will automatically shut down after 3 minutes. Ensure you set the temperature and duration after turning on the device.
- High Humidity Inside the Box: If humidity gets trapped, it's recommended to open the lid several times over a few hours to vent. Alternatively, you can place 2 small bags of desiccant inside the dryer.
- Fan Noise: This may be caused by interference between the cable in the drying box and the fan blades. Open the drying box to fine-tune the position of the fan, and check if the fan blades are interfered with by circuit lines.
- General Printing Issues (Entanglement, Clogging, Poor Adhesion): These are often caused by damp filament. Ensure proper drying before and during printing.
Important Precautions:
- Only use for drying 3D printer filament.
- When the drying box is working, the sealing hole needs to be opened to allow moisture to drain out.
- When not in use, the sealing hole needs to be closed to keep consumables dry.
8. Specifications
| Brand | Comgrow |
| Model Number | SH01 |
| Inner Size | 9.29 x 6.49 x 9.13 inches |
| Filament Capacity | 2 rolls of 1kg spools |
| Compatible Filament Diameter | 1.75mm / 2.85mm |
| Adjustable Temperature Range | 40°C - 50°C |
| Adjustable Drying Time | 6 hours - 12 hours |
| Display | 2-inch LCD screen |
| Closure Type | Snap |
| Material Type | Plastic |
| Special Feature | Dustproof, Airtight |
| Parcel Dimensions | 28.1 x 27.7 x 19.4 cm; 1.61 kg |
9. Warranty and Support
Comgrow is committed to providing high-quality products and excellent after-sales service. If you encounter any unsolvable problems with your Comgrow SH01 Filament Dryer Box, please do not hesitate to contact our technical support team.
- Our after-sales technical team will provide detailed solutions within 24 hours.
- For warranty claims or technical assistance, please refer to the contact information provided with your product or visit the official Comgrow website.