1. Introduction
This manual provides essential information for the safe and efficient operation, installation, and maintenance of your VIAIR 444C Single Black Air Compressor. Please read all instructions carefully before use to ensure optimal performance and longevity of your product.
2. Product Overview & Included Parts
The VIAIR 444C Single Black Air Compressor is a high-performance unit designed for various pneumatic applications, offering a 100% duty cycle and a maximum pressure of 200 PSI. It features an intercooler head (patents pending) for enhanced efficiency.
Included Components:
- (1) 444C Stealth Black Compressor with Intercooler Head
- (1) Air Filter Assembly
- (1) Remote Mount Bracket
- (1) Set of Remote Mount Fittings
- (1) Set of Spare Air Filter Elements
- (4) Sets of Nuts, Bolts, Washers, and Lock Washers
- (1) Stainless Steel Braided Leader Hose with Inline Check Valve
- (3) Airline Clips with Included Hardware
3. Understanding VIAIR Onboard Air Systems
VIAIR offers a range of Onboard Air (OBA) systems tailored for various pneumatic needs. The 444C compressor is a core component in many of these systems, providing reliable air pressure for applications from load leveling to powering air tools.
4. Setup & Installation
Proper installation is crucial for the performance and safety of your air compressor. Ensure the mounting location is dry, clean, and provides adequate ventilation. Use the provided remote mount bracket and hardware for secure installation.
Mounting the Compressor:
- Select a stable, flat surface for mounting, away from heat sources and moving parts.
- Utilize the remote mount bracket to secure the compressor. Ensure all nuts, bolts, and washers are tightened appropriately.
- Connect the stainless steel braided leader hose to the compressor's outlet.
- Install the air filter assembly in a clean, dry location, away from direct heat.
5. Operating Instructions
The VIAIR 444C compressor is designed for efficient air delivery. Follow these steps for safe and effective operation:
General Operation:
- Ensure all connections are secure and free from leaks.
- Connect the compressor to a 12-volt power source (e.g., vehicle battery) using appropriate wiring and fuses.
- Activate the compressor via its power switch or pressure switch (if part of an OBA system).
- Monitor the pressure gauge to reach the desired PSI.
- After use, turn off the compressor and disconnect from the power source.
6. Maintenance
Regular maintenance ensures the longevity and reliability of your VIAIR 444C compressor.
Air Filter Maintenance:
- Periodically inspect the air filter element for dirt and debris.
- Clean or replace the air filter element as needed, especially in dusty environments. Use only genuine VIAIR replacement filters.
General Care:
- Keep the compressor clean and free from moisture.
- Check all electrical connections for tightness and corrosion.
- If part of an air tank system, regularly drain moisture from the air tank to prevent rust and maintain air quality.
7. Troubleshooting
If you encounter issues with your VIAIR 444C compressor, refer to the table below for common problems and solutions.
| Problem | Possible Cause | Solution |
|---|---|---|
| Compressor does not turn on | No power, blown fuse, loose connection | Check power source, replace fuse, tighten connections |
| Compressor runs but no air output | Blocked air intake, faulty check valve, hose leak | Inspect air filter, check check valve, locate and repair leaks |
| Compressor runs continuously | Air leak in system, faulty pressure switch | Check for leaks, replace pressure switch |
| Excessive noise or vibration | Loose mounting, worn components | Tighten mounting hardware, inspect for worn parts |
8. Specifications
Key technical specifications for the VIAIR 444C Single Black Air Compressor:
| Feature | Detail |
|---|---|
| Brand | VIAIR |
| Model | 444C |
| Color | Black |
| Duty Cycle | 100% |
| Max PSI | 200 PSI |
| Noise Level | 75 Decibels |
| Item Dimensions (L x W x H) | 10.87 x 4.2 x 7.06 inches |
| Item Weight | 15 pounds |
| Automotive Fit Type | Universal Fit |
9. Safety Information
Proposition 65 Warning: This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.p65warnings.ca.gov.
Always wear appropriate personal protective equipment, such as eye protection, when operating the compressor. Ensure the compressor is used in a well-ventilated area. Do not touch the compressor or fittings immediately after use, as they may be hot.
10. Warranty & Support
For warranty information, technical support, or to purchase replacement parts, please visit the official VIAIR website or contact VIAIR customer service. Keep your purchase receipt for warranty claims.
Visit the VIAIR Store: VIAIR Corporation
