1. Introduction
The Einhell TC-VC 18/20 Li wet & dry vacuum is designed for versatile cleaning tasks in various environments, including workshops, hobby rooms, patios, balconies, homes, and vehicles. It is particularly effective for stubborn and ingrained dirt on both textile and smooth surfaces. This product is part of the Power X-Change series, allowing compatibility with other Power X-Change batteries and chargers (sold separately).

Figure 1: Einhell TC-VC 18/20 Li Wet & Dry Vacuum, showing the main unit with hose and floor nozzle attached.
2. Safety Instructions
Always read and understand all safety warnings, instructions, illustrations, and specifications provided with this power tool. Failure to follow all instructions listed below may result in electric shock, fire, and/or serious injury.
- Keep work area clean and well lit. Cluttered or dark areas invite accidents.
- Do not operate power tools in explosive atmospheres, such as in the presence of flammable liquids, gases or dust. Power tools create sparks which may ignite the dust or fumes.
- Keep children and bystanders away while operating a power tool. Distractions can cause you to lose control.
- Avoid accidental starting. Ensure the switch is in the off-position before connecting to battery pack, picking up or carrying the tool.
- Disconnect the battery pack from the power tool before making any adjustments, changing accessories, or storing power tools. Such preventive safety measures reduce the risk of starting the power tool accidentally.
- Maintain power tools and accessories. Check for misalignment or binding of moving parts, breakage of parts and any other condition that may affect the power tool’s operation. If damaged, have the power tool repaired before use.
- Use the power tool, accessories and tool bits etc. in accordance with these instructions, taking into account the working conditions and the work to be performed. Use of the power tool for operations different from those intended could result in a hazardous situation.
- Do not use the vacuum to pick up flammable or combustible liquids, such as gasoline, or use in areas where they may be present.
- Do not vacuum hot ashes, burning or smoking objects, or any other hot materials.
- Ensure proper ventilation when using the blower function to avoid inhaling dust or debris.
3. Product Overview & Components
The Einhell TC-VC 18/20 Li wet & dry vacuum consists of several key components designed for efficient cleaning.

Stainless Steel Tank: The 4.75-gallon rust-free tank is constructed of sturdy stainless steel, designed for durability and a long service life. This tank is suitable for both wet and dry debris.

Tank Material: An icon indicating the tank is made of rust-proof steel, highlighting its robust construction.

Capacity: The vacuum features a 4.8-gallon capacity, suitable for significant amounts of dirt and liquids.

Power Head: The top section of the vacuum houses the motor, power switch, and a convenient carry-handle for effortless transport.

Wheels: Four high-grade plastic wheels are integrated into the base for easy and convenient maneuverability across various surfaces.

Battery Compartment: Located on the power head, this compartment is designed for easy insertion and removal of the Power X-Change battery. (Note: Battery and charger are not included with this tool and must be purchased separately).

Power X-Change System: This vacuum is part of the 18-Volt Power X-Change battery system, offering compatibility with a wide range of Einhell tools and garden equipment using the same battery type.

Hose System: Includes a 4.9-foot hose for extended reach and easy mobility, ensuring high air and dirt flow.

Accessories: The product comes with a 3-piece suction tube, tool adapter, crevice nozzle, upholstery nozzle, and a wet/dry floor brush for various cleaning applications. A dirt collector bag is also included.

Blower Connector: A practical blow connector is integrated to easily clean hard-to-reach areas like corners and cavities.
Onboard Accessory Storage: The vacuum features convenient onboard storage for all attachments, keeping them organized and readily accessible.
4. Setup
- Attach Wheels: Securely attach the four high-grade plastic wheels to the base of the vacuum tank for mobility.
- Connect Hose: Insert the flexible hose into the suction inlet on the tank. For the blower function, connect the hose to the blower outlet.
- Assemble Suction Tube: Connect the three-part extension tube sections together. Attach the desired nozzle (floor brush, crevice nozzle, or upholstery nozzle) to the end of the tube.
- Install Filter:
- For dry vacuuming, ensure the dirt collector bag and the cartridge filter are properly installed.
- For wet vacuuming, remove the dirt collector bag. The cartridge filter is generally suitable for wet use, but consult the filter's specific instructions.
- Insert Battery: Open the battery compartment on the power head and firmly insert a fully charged Einhell Power X-Change 18-Volt battery. (Note: Battery and charger are not included with this tool and must be purchased separately).
5. Operating Instructions
5.1. Basic Operation
Once assembled and with a charged battery inserted, press the power switch located on the motor head to turn the vacuum ON. Press it again to turn OFF.
5.2. Dry Vacuuming
For dry debris, ensure the dirt collector bag and cartridge filter are correctly installed. Use the appropriate nozzle for the surface. The large suction nozzle with combination insert is ideal for carpets and smooth floors. The crevice nozzle is suitable for tight spaces, and the upholstery nozzle for furniture and car interiors.

Figure 2: Dry vacuuming operation on a workbench, demonstrating effective debris collection.
5.3. Wet Vacuuming
Before wet vacuuming, remove the dirt collector bag. The cartridge filter is generally suitable for wet use, but always check the filter's specific instructions. The vacuum is designed to pick up liquids efficiently. Do not overfill the tank; the vacuum has a float system that will shut off suction when the tank is full to prevent overflow.

Figure 3: The wet & dry vacuum being used outdoors, showcasing its versatility for various cleaning tasks.
5.4. Blower Function
To use the blower function, connect the hose to the designated blower outlet on the motor head. This function is useful for clearing debris from hard-to-reach areas, corners, or blowing leaves and light debris from surfaces.

Figure 4: Utilizing the blower function to clear debris from a workbench, highlighting its utility beyond just vacuuming.
5.5. Car Interior Cleaning
The compact design and various nozzles make this vacuum ideal for cleaning car interiors. Use the crevice nozzle for tight spots and the upholstery nozzle for seats and carpets.

Figure 5: Cleaning a car interior, demonstrating the vacuum's portability and effectiveness for automotive detailing.
6. Maintenance
Regular maintenance ensures optimal performance and extends the lifespan of your Einhell wet & dry vacuum.
- Emptying the Tank: After each use, especially after wet vacuuming, empty the stainless steel tank. Clean it with water and mild detergent if necessary, then dry thoroughly to prevent rust and odors.
- Filter Maintenance:
- For dry vacuuming, regularly check and empty the dirt collector bag. Replace it when full or damaged.
- Clean the cartridge filter periodically by tapping out dust or rinsing with water (if washable) and allowing it to dry completely before reinstallation. Replace damaged or worn filters.
- Hose and Accessories: Inspect the hose, suction tubes, and nozzles for blockages or damage. Clear any obstructions and clean accessories as needed. Store them in the onboard accessory holder to prevent loss and damage.
- Battery Care: Store batteries in a cool, dry place. Follow the battery manufacturer's instructions for charging and storage to maximize battery life.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Vacuum does not turn on. | Battery not inserted correctly or not charged. | Ensure battery is fully charged and properly seated in the compartment. |
| Low suction power. | Clogged filter, full dirt bag/tank, or hose/nozzle blockage. | Clean or replace filter. Empty dirt bag/tank. Check and clear any blockages in the hose or accessories. |
| Motor runs but no suction. | Hose not properly connected to the suction inlet. | Verify the hose is securely connected to the suction port on the tank. |
| Vacuum shuts off during wet use. | Tank is full (float system activated). | Empty the liquid from the tank. |
8. Specifications
| Feature | Detail |
|---|---|
| Brand | Einhell |
| Model Name | TC-VC 18/20 Li |
| Special Feature | Bag, Dry, Wet, Wheels |
| Filter Type | Cartridge |
| Included Components | Brush, 3-piece suction tube, tool adapter, crevice nozzle, upholstery nozzle, wet/dry floor brush, dirt collector bag |
| Is Cordless? | Yes |
| Capacity | 4.75 Gallons |
| Wattage | 72 watts |
| Hose Length | 4.9 Feet |
| Recommended Uses For Product | Indoor |
| Form Factor | Cannister |
| Product Dimensions | 15.75"L x 15.75"W x 20.87"H |
| Battery Description | Lithium-Ion (Power X-Change system) |
| Noise Level | 80 dB |
| Item Weight | 12.17 pounds |
| UPC | 810000340354 |
9. Warranty and Support
Specific warranty details for the Einhell TC-VC 18/20 Li Wet & Dry Vacuum are not provided in this manual. Please refer to the product packaging or the official Einhell website for the most up-to-date warranty information and customer support contacts.
For technical assistance, spare parts, or service inquiries, please contact Einhell customer support through their official channels. Remember that this product is sold as "Tool Only," and the battery and charger are not included. Ensure you use genuine Einhell Power X-Change batteries and chargers for optimal performance and safety.





