1. Introduction
This manual provides essential instructions for the safe operation, maintenance, and troubleshooting of your CAMPBELL HAUSFELD VT6183 20 Gallon Horizontal Air Compressor. This robust, oil-lubricated compressor is designed for versatile home and workshop use, offering a 20-gallon tank, 135 max PSI, and 5.5 CFM at 90 PSI. It features a dual voltage motor (120V/240V) for flexible power options and semi-pneumatic wheels for enhanced mobility. Please read this manual thoroughly before operating the compressor to ensure proper function and safety.
2. Important Safety Information
Always observe basic safety precautions when using this air compressor to reduce the risk of fire, electric shock, and personal injury.
- Read All Instructions: Familiarize yourself with the compressor's controls and proper usage.
- Electrical Safety: Ensure the power source matches the compressor's voltage requirements (120V or 240V). Use a properly grounded outlet and extension cords rated for the compressor's power.
- Personal Protective Equipment (PPE): Always wear safety glasses or goggles. Hearing protection is recommended during extended use.
- Ventilation: Operate the compressor in a well-ventilated area. Do not operate near flammable liquids or gases.
- Hot Surfaces: The compressor pump and motor can become hot during operation. Avoid contact to prevent burns.
- Pressure Relief Valve: Never tamper with or remove the pressure relief valve. It is a critical safety device.
- Drain Tank Regularly: Condensation will accumulate in the tank. Drain it daily to prevent rust and tank failure.
- Secure Connections: Ensure all air hoses and fittings are securely connected before operation.
- Children and Bystanders: Keep children and bystanders away from the operating compressor.
3. Product Components
The CAMPBELL HAUSFELD VT6183 air compressor consists of several key components designed for efficient air compression and delivery.

- Air Tank: A 20-gallon horizontal tank stores compressed air.
- Motor: Provides power to the pump. Features dual voltage capability (120V/240V).
- Pump: Oil-lubricated for durability and efficient compression.
- Pressure Switch: Automatically starts and stops the motor to maintain tank pressure.
- Pressure Gauges: Display tank pressure and regulated outlet pressure.
- Regulator: Allows adjustment of the air pressure delivered to tools.
- Air Outlet: Connection point for air hoses.
- Drain Valve: Located at the bottom of the tank for draining condensation.
- Semi-Pneumatic Wheels: Facilitate easy movement and portability.
- Handle: For convenient transport of the unit.
- Metal Belt Guard: Fully enclosed for safety, protecting moving parts.
4. Setup and Assembly
Before operating your compressor, follow these steps for proper setup and assembly.
4.1 Unpacking
- Carefully remove the compressor from its packaging.
- Inspect for any shipping damage. If damage is found, contact your retailer immediately.
- Ensure all components listed in Section 3 are present.
4.2 Attaching Wheels and Handle
The semi-pneumatic wheels and handle need to be attached for portability.
- Tilt the compressor to access the axle mounts.
- Slide the wheels onto the axles and secure them with the provided hardware (washers, cotter pins/nuts).
- Attach the handle to the designated mounting points on the tank or frame, securing it with bolts and nuts.
4.3 Adding/Checking Oil
This compressor uses an oil-lubricated pump. It is crucial to ensure proper oil levels before first use.
- Locate the oil fill plug/dipstick on the pump.
- Remove the plug/dipstick and check the oil level. It should be at the full mark.
- If low, add appropriate compressor oil (refer to specifications for type) until the level reaches the full mark. Do not overfill.
- Replace the oil fill plug/dipstick securely.
4.4 Electrical Connection (Dual Voltage)
The compressor is capable of operating on either 120V or 240V. Ensure the compressor is configured for your power supply.
- For 120V Operation: Connect the compressor to a grounded 120V, 20-amp dedicated circuit.
- For 240V Operation: The compressor may require re-wiring by a qualified electrician to switch from 120V to 240V. Refer to the wiring diagram in the full manual or consult a professional. Connect to a grounded 240V dedicated circuit.
- Always use a heavy-duty extension cord if necessary, ensuring it is rated for the compressor's amperage and voltage.
5. Operating Instructions
Follow these steps for safe and effective operation of your air compressor.
5.1 Pre-Operation Checks
- Verify the oil level is correct.
- Ensure the drain valve at the bottom of the tank is closed.
- Check that all air connections are secure.
- Confirm the pressure regulator is set to its lowest pressure setting.
5.2 Starting the Compressor
- Plug the power cord into a suitable grounded electrical outlet.
- Turn the pressure switch to the 'ON' position. The motor will start, and the tank will begin to fill with air.
- Allow the compressor to build up to its maximum pressure and shut off automatically. This indicates proper function of the pressure switch.
5.3 Adjusting Pressure and Connecting Tools
- Connect your air tool to the air outlet using a compatible air hose.
- Slowly turn the regulator knob clockwise to increase the outlet pressure to the recommended PSI for your tool. The regulated pressure gauge will show the output pressure.
- Begin using your air tool. The compressor will cycle on and off as needed to maintain tank pressure.

5.4 Shutting Down
- Turn the pressure switch to the 'OFF' position.
- Unplug the power cord from the electrical outlet.
- Bleed any remaining air from the hose and tool.
- Open the drain valve at the bottom of the tank to release moisture and residual air. Close the valve once drained.
6. Maintenance
Regular maintenance ensures the longevity and optimal performance of your air compressor.
6.1 Daily Maintenance
- Drain Tank: Open the drain valve to release accumulated moisture from the air tank. This prevents rust and corrosion.
- Check Oil Level: Ensure the oil level in the pump is at the proper mark. Add oil if necessary.
6.2 Monthly Maintenance
- Clean Air Filter: Remove and clean the air filter element. Replace if damaged or excessively dirty. A clogged filter reduces efficiency.
- Inspect Belt: Check the drive belt (under the metal belt guard) for wear, cracks, or proper tension. Adjust or replace if needed.
- Check for Leaks: Listen for air leaks around fittings and connections. Tighten as necessary.
6.3 Annual Maintenance
- Change Pump Oil: Replace the pump oil with the recommended type and viscosity. Refer to the full manual for specific instructions and oil type.
- Inspect Safety Valve: Manually pull the ring on the safety relief valve to ensure it operates freely.
7. Troubleshooting
This section addresses common issues you might encounter with your air compressor.
| Problem | Possible Cause | Solution |
|---|---|---|
| Compressor does not start or stops frequently. | No power; tripped circuit breaker; low voltage; pressure switch malfunction. | Check power cord and outlet; reset circuit breaker; ensure proper voltage supply; consult service if pressure switch is faulty. |
| Low air pressure or slow recovery. | Air leaks; clogged air filter; worn pump components; regulator set too low. | Check all connections for leaks and tighten; clean/replace air filter; adjust regulator; consult service for pump issues. |
| Excessive noise or vibration. | Loose components; worn bearings; insufficient oil; motor/pump issues. | Tighten all fasteners; check oil level; consult service for internal component wear. |
| Moisture in air line. | Tank not drained regularly; high humidity. | Drain tank daily; consider an in-line air dryer for sensitive applications. |
8. Specifications
Key technical specifications for the CAMPBELL HAUSFELD VT6183 Air Compressor.
| Feature | Specification |
|---|---|
| Model Number | VT6183 |
| Tank Capacity | 20 Gallons |
| Maximum Operating Pressure | 135 PSI (9.3 Bars) |
| Air Flow Capacity (at 90 PSI) | 5.5 CFM (15.61 Liters Per Minute) |
| Voltage | 120V / 240V (Dual Voltage) |
| Motor Horsepower | 2 HP |
| Pump Type | Oil Lubricated |
| Item Weight | 150 Pounds |
| Product Dimensions | 37 x 21 x 31 inches |
| Special Feature | Metal Belt Guard |
| UPC | 045564101381 |
9. Warranty Information
This CAMPBELL HAUSFELD VT6183 Air Compressor comes with a 1 Year Limited Warranty. For specific terms, conditions, and to register your product, please refer to the warranty card included with your purchase or visit the official Campbell Hausfeld website. Keep your proof of purchase for warranty claims.
10. Customer Support
If you have any questions, require technical assistance, or need to order replacement parts, please contact Campbell Hausfeld customer support. Refer to the contact information provided in your product packaging or on the official Campbell Hausfeld website for the most current support options.





