1. Introduction
This manual provides detailed instructions for the safe and efficient operation of your new COSTWAY Portable Twin Tub Washing Machine, Model GT-10775US-BK-FP. This semi-automatic appliance is designed for compact spaces, offering both washing and spin-drying functions. Please read this manual thoroughly before use and retain it for future reference.

Figure 1: Front view of the COSTWAY Portable Twin Tub Washing Machine.
2. Safety Instructions
- Always ensure the appliance is placed on a stable, flat surface.
- Do not operate the machine with a damaged power cord or plug.
- Keep children and pets away from the appliance during operation.
- Do not immerse the electrical parts in water.
- Unplug the machine from the power outlet when not in use or before cleaning.
- Ensure the drain hose is properly positioned to prevent water overflow.
- Do not overload the washing or spin tubs beyond their specified capacities.
3. Product Overview & Components
Your portable washing machine features a twin-tub design for simultaneous washing and spin-drying. Key components include:
- Powerful Dual-Motor System: Separate motors for washing (240W) and spinning (120W) for efficient operation.
- Large Capacity: Washing tub holds up to 8 lbs, spin tub holds up to 5 lbs.
- Separate Control Knobs: Independent timers for wash and spin cycles, and a wash mode selector.
- Built-in Drain Pump: Facilitates effective drainage of dirty water.
- Convenient Details: Top-load access, side handles for portability, and two water inlet holes.

Figure 2: Detailed features of the washing machine.
4. Setup
Proper setup ensures optimal performance and safety.
4.1 Placement
Place the washing machine on a firm, level surface. Ensure it is close to a power outlet and a drainage point (e.g., sink, bathtub, or floor drain). The compact design makes it suitable for dorms, apartments, RVs, and camping.

Figure 3: Versatile usage scenarios for the portable washing machine.
4.2 Water Inlet Connection
Connect the provided water inlet hose to one of the water inlet holes on the top of the machine. The other end can be attached to a faucet, or you can use a showerhead or bucket to manually fill the wash tub.

Figure 4: Water inlet holes and hose.
4.3 Drain Hose Setup
Ensure the extended 79-inch drain hose is positioned to effectively drain dirty water into a suitable drain. The built-in drain pump can achieve a max pumping height of 59 inches.

Figure 5: Drain hose setup.
4.4 Power Connection
Plug the power cord into a standard 110V / 60 Hz electrical outlet. The power cord can be organized using the integrated cord organizer at the back of the unit.
5. Operating Instructions
Follow these steps for washing and spin-drying your clothes.

Figure 6: Control Knobs for operation.
5.1 Washing Cycle
- Open the lid of the washing tub.
- Load clothes into the washing tub, ensuring not to exceed the 8 lbs capacity.
- Add appropriate amount of detergent and water.
- Close the washing tub lid.
- Set the Wash Timer knob to your desired duration (up to 15 minutes).
- Set the Select Switch knob to either 'Soft' for delicate items or 'Standard' for regular loads.
- The washing cycle will begin.

Figure 7: Washing tub capacity and examples.
5.2 Draining Water
- After the wash cycle is complete, ensure the drain hose is positioned correctly.
- Turn the Select Switch knob to 'Drain'. The water will begin to drain from the tub.
- Once the water has drained, turn the Select Switch back to 'Soft' or 'Standard' to stop draining.
5.3 Spin Drying Cycle
- Transfer the washed clothes from the washing tub to the spin tub. Do not exceed the 5 lbs capacity.
- Place the spin cap firmly on top of the clothes in the spin tub to prevent items from being thrown out during high-speed spinning.
- Close the spin tub lid.
- Set the Spin Timer knob to your desired duration (up to 5 minutes).
- The spin-drying cycle will begin.
- Once the timer finishes, carefully remove the spin cap and your clothes.
6. Maintenance
6.1 Cleaning the Lint Filter
The washing tub includes a built-in lint filter. Regularly remove and clean the filter to maintain washing efficiency.
6.2 General Cleaning
Wipe the exterior of the machine with a soft, damp cloth. Do not use abrasive cleaners or solvents. Ensure the machine is unplugged before cleaning.
7. Troubleshooting
- Machine not starting: Check if the power cord is securely plugged in and if the timer knobs are set correctly.
- Water not draining: Ensure the drain hose is not kinked or blocked and is positioned lower than the machine's base. Check if the 'Drain' mode is selected.
- Excessive vibration/noise: Ensure the machine is on a level surface and clothes are evenly distributed in the tub, especially during spin drying. Do not overload.
8. Specifications
| Brand | COSTWAY |
| Model Info | GT-10775US-BK-FP |
| Item Weight | 5 pounds |
| Product Dimensions | 14.5 x 23 x 26 inches |
| Efficiency | Energy Efficiency |
| Washing Capacity | 8 Pounds |
| Spin Capacity | 5 Pounds |
| Max Spin Speed | 1300 RPM |
| Installation Type | Portable |
| Special Features | Semi-automatic |
| Color | Black+White |
| Control Console | Knob |
| Access Location | Top Load |
| Material Type | ABS, Polypropylene, Stainless Steel |

Figure 8: Product dimensions and capacities.
9. What's in the Box
- COSTWAY Portable Twin Tub Washing Machine
- Drain Hose
- Water Inlet Hose
- Spin Cap
10. Warranty and Support
For warranty information or customer support, please refer to the contact details provided with your purchase documentation or visit the official COSTWAY website.





