Installation Guide
Tools Needed:
- Adjustable wrench set
- Level
- Screwdrivers (flat and Phillips)
- Pipe thread sealant
- Air hose fittings
Step-by-Step Installation
- Choose Installation Location: Select a clean, dry, well-ventilated area with solid, level flooring and adequate clearance for maintenance.
- Unpack and Inspect: Remove all packaging materials and inspect for shipping damage. Check that all components are included.
- Position the Compressor: Place on a solid, level surface. Ensure there's at least 24 inches of clearance on all sides for proper ventilation.
- Electrical Connection: Connect to a dedicated 240V, 60Hz circuit with proper grounding. Use appropriate wire gauge for 5HP motor.
- Air System Setup: Install air filter on intake, connect air hose to outlet using thread sealant, and install pressure regulator if not pre-installed.
- Oil Check: Check oil level in pump crankcase and fill to proper level with compressor oil (SAE 30 non-detergent).
- Initial Test Run: Open tank drain valve, start compressor, and allow to run until cut-out pressure is reached. Check for leaks.
Specifications
| Model Series | CMXECXA0503054 |
| Type | Vertical Tank Air Compressor |
| Horsepower | 5 HP |
| Tank Capacity | 30 Gallons |
| Max Pressure | 175 PSI |
| CFM at 90 PSI | 14.5 CFM |
| CFM at 40 PSI | 16.5 CFM |
| Motor Type | 240V Single Phase |
| Pump Type | Oil-Lubricated Twin Cylinder |
| Dimensions (HxWxD) | 55 x 24 x 24 inches |
| Weight | 215 lbs |
| Outlet Size | 1/2" NPT |
Warranty Information
- Full Warranty: 2 years parts and labor
- Tank Warranty: Lifetime limited warranty
- Pump Warranty: 3 years limited warranty
For warranty service, contact Craftsman Customer Service at 1-888-331-4569 or visit Craftsman.com
Key Features
ASME Certified Tank
30-gallon ASME certified tank with rust-resistant coating provides durability and safety for long-term industrial use.
5HP Induction Motor
Powerful 5HP induction motor with thermal overload protection ensures reliable performance and extended motor life.
Twin Cylinder Pump
Oil-lubricated twin cylinder pump with cast iron construction delivers high CFM output and efficient operation.
Pressure Control System
Precise pressure switch with automatic shut-off and adjustable pressure regulator for optimal tool performance.
Low Oil Shut-off
Automatic shut-off system protects pump from damage when oil level falls below minimum requirement.
Quick Recovery Time
Fast pump recovery time ensures consistent air supply for continuous operation of air tools.
Performance Specifications
Air Tool Operation
Supports multiple air tools simultaneously including impacts, ratchets, and sanders
Spray Painting
Provides consistent pressure for professional-grade spray painting applications
Inflation
Rapid inflation of tires, sports equipment, and inflatables with precise pressure control
Industrial Use
Suitable for automotive shops, woodworking, and general industrial applications
Duty Cycle
75% duty cycle allows for extended operation with proper cooling periods
Noise Level
85 dB operation with vibration dampening feet for reduced noise transmission
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Compressor won't start | Power issue, pressure switch fault, thermal overload | Check power supply, reset thermal overload, inspect pressure switch |
| Low pressure output | Air leaks, worn valves, incorrect pressure setting | Check for leaks, inspect valve plates, adjust pressure regulator |
| Excessive noise/vibration | Loose components, worn bearings, improper mounting | Tighten all fasteners, check motor bearings, ensure level installation |
| Overheating | Dirty cooling fins, low oil, restricted airflow | Clean cooling fins, check oil level, ensure proper ventilation |
| Oil in air lines | Overfilled oil, worn piston rings, incorrect oil type | Drain excess oil, inspect piston rings, use proper compressor oil |
| Frequent cycling | Air leaks, faulty check valve, worn pump | Check for system leaks, inspect check valve, test pump efficiency |
Maintenance Schedule
- Daily: Drain moisture from tank, check oil level
- Weekly: Check for air leaks, clean intake filter
- Monthly: Inspect belts and pulleys, check safety valve
- Quarterly: Change compressor oil, clean cooling fins
- Annually: Replace air filter, inspect check valve
- As Needed: Replace worn parts, recalibrate pressure switch
Manual Downloads
Current Model Manuals
CMXECXA0503054
5HP 30-Gallon Vertical
CMXECXA0603056
6HP 30-Gallon Vertical
CMXECXA0503060
5HP 60-Gallon Vertical
CMXECXA0303020
3HP 20-Gallon Vertical
Popular Previous Models
919.165431
5HP 30-Gallon Oil-Free
919.167380
5HP 30-Gallon Professional
919.152210
3.5HP 20-Gallon Pancake
919.165671
6HP 60-Gallon Stationary