1. Important Safety Instructions
Please read all instructions carefully before using this appliance. Retain this manual for future reference.
- Do not touch hot surfaces. Use handles or knobs.
- To protect against fire, electric shock, and injury to persons, do not immerse cord, plugs, or the appliance in water or other liquid.
- Close supervision is necessary when any appliance is used by or near children.
- Unplug from outlet when not in use and before cleaning. Allow to cool before putting on or taking off parts, and before cleaning the appliance.
- Do not operate any appliance with a damaged cord or plug, or after the appliance malfunctions or has been damaged in any manner. Contact customer service for examination, repair, or adjustment.
- The use of accessory attachments not recommended by the appliance manufacturer may result in fire, electric shock, or injury to persons.
- Do not use outdoors.
- Do not let cord hang over edge of table or counter, or touch hot surfaces.
- Do not place on or near a hot gas or electric burner, or in a heated oven.
- Always attach plug to appliance first, then plug cord into the wall outlet. To disconnect, turn any control to “off”, then remove plug from wall outlet.
- Do not use appliance for other than intended household use.
- Scalding may occur if the lid is removed during the brewing cycle.
- The glass carafe is designed for use with this appliance only. It must never be used on a range top.
- Do not place a hot carafe on a cold or wet surface.
- Do not use a cracked carafe or a carafe having a loose or weakened handle.
- Do not clean carafe with cleansers, steel wool pads, or other abrasive materials.
2. Product Overview and Components
Familiarize yourself with the parts of your SOGO Drip Coffee Maker.

Image: Exploded view of the SOGO Drip Coffee Maker, displaying the main unit, glass carafe, filter basket, permanent filter, and coffee scoop.
- Main Unit: Houses the heating element, water reservoir, and control panel.
- Lid: Covers the water reservoir and filter basket area.
- Water Reservoir: Holds water for brewing.
- Filter Basket: Holds the permanent filter and ground coffee.
- Permanent Filter: Reusable filter for ground coffee.
- Glass Carafe: Collects brewed coffee. Features a handle and measurement markings.
- Warming Plate: Keeps the brewed coffee warm.
- Power Switch: On/Off button with indicator light.
- Coffee Scoop: For measuring ground coffee.

Image: A close-up view of the reusable permanent filter, designed to hold ground coffee during the brewing process.
3. Before First Use
Before using your coffee maker for the first time, it is recommended to clean all removable parts and run a brewing cycle with water only.
- Wash the glass carafe, lid, filter basket, and permanent filter in warm, soapy water. Rinse thoroughly and dry.
- Place the filter basket into its housing in the main unit. Insert the permanent filter into the filter basket.
- Fill the water reservoir with fresh cold water up to the 1.8L (15 cup) mark. Do not add coffee grounds.
- Place the glass carafe with its lid on the warming plate.
- Plug the power cord into a standard electrical outlet.
- Press the power switch to turn on the appliance. The indicator light will illuminate.
- Allow the full cycle to complete. Discard the hot water from the carafe.
- Unplug the appliance and let it cool down. Your coffee maker is now ready for use.
4. Operation: Making Coffee
Follow these steps to brew a fresh pot of coffee.

Image: The SOGO Drip Coffee Maker fully assembled with the glass carafe in place, ready to brew coffee.
- Ensure the coffee maker is unplugged and cool.
- Fill the water reservoir with fresh, cold water to the desired level, using the markings on the reservoir or carafe as a guide. Do not exceed the “MAX” line.
- Place the permanent filter into the filter basket.
- Add the desired amount of ground coffee to the permanent filter. A general guideline is one level scoop (approximately 7g) of ground coffee per cup (150ml) of water. Adjust to your taste.
- Close the lid securely.
- Place the empty glass carafe with its lid onto the warming plate. Ensure it is properly seated to activate the drip-stop mechanism.
- Plug the power cord into a standard electrical outlet.
- Press the power switch. The indicator light will turn on, and brewing will begin.
- The brewing process will take several minutes. Do not open the lid during brewing as scalding may occur.
- Once brewing is complete, the coffee maker will automatically switch to a “keep warm” function. The warming plate will keep the coffee hot.
- To serve, carefully remove the carafe from the warming plate.
- After serving, return the carafe to the warming plate to keep the remaining coffee warm.
- To turn off the appliance, press the power switch again. The indicator light will turn off.
- Unplug the coffee maker from the outlet when not in use or when the warming function is no longer needed.
5. Cleaning and Maintenance
Regular cleaning ensures optimal performance and extends the life of your coffee maker.
- Always unplug the coffee maker and allow it to cool completely before cleaning.
- Remove the glass carafe, filter basket, and permanent filter. Discard used coffee grounds.
- Wash the carafe, lid, filter basket, and permanent filter in warm, soapy water. These parts can also be rinsed under running water.
- Wipe the exterior of the coffee maker with a soft, damp cloth. Do not use abrasive cleaners or scouring pads.
- Never immerse the main unit, power cord, or plug in water or any other liquid.
- To clean the warming plate, wipe it with a damp cloth. Do not use abrasive materials.
- For descaling (mineral deposit removal), fill the water reservoir with a mixture of white vinegar and water (1:2 ratio). Run a brewing cycle without coffee grounds. Repeat if necessary. Then, run two cycles with fresh water to rinse thoroughly. Descale every 2-4 weeks depending on water hardness.
- Ensure all parts are completely dry before reassembling and storing the appliance.
6. Troubleshooting
If you encounter issues with your coffee maker, refer to the following common problems and solutions.
| Problem | Possible Cause | Solution |
|---|---|---|
| Coffee does not brew. | Appliance not plugged in; Power switch not turned on; No water in reservoir. | Ensure plug is securely in outlet; Press power switch; Fill water reservoir. |
| Coffee is too weak. | Not enough coffee grounds; Water-to-coffee ratio incorrect; Coarse grind. | Add more coffee grounds; Adjust ratio; Use a finer grind. |
| Coffee overflows from filter basket. | Too many coffee grounds; Filter basket not seated correctly; Clogged filter. | Reduce coffee grounds; Ensure filter basket is properly in place; Clean permanent filter or descale appliance. |
| Brewing is slow. | Mineral deposits (scale) in the appliance. | Descale the coffee maker as described in the Cleaning and Maintenance section. |
| Coffee is not hot enough. | Warming plate not functioning; Appliance needs descaling. | Ensure warming plate is on; Descale the coffee maker. |
7. Specifications
Technical details for the SOGO Drip Coffee Maker Model CAF-SS-5640.

Image: Product label showing model number SS-5640, serial number, power requirements (220-240V~ 50-60Hz 950W), and manufacturer details.
| Feature | Detail |
|---|---|
| Brand | SOGO |
| Model Number | CAF-SS-5640 |
| Color | Black |
| Dimensions (L x W x H) | 23.5 x 17.5 x 30.5 cm |
| Capacity | 1.8 Liters (approx. 15 cups) |
| Power | 950 Watts |
| Material | Glass (carafe) |
| Special Feature | Permanent filter |
| Item Weight | 1.39 Kilograms |
| Components Included | Carafe |
8. Warranty and Support
Information regarding spare parts availability is not provided in the product details. For warranty claims or further support, please refer to the retailer or manufacturer's official website where the product was purchased.





