Description
The GRACO 27A303 is a portable electric piston pump package designed for stucco, EIFS (Exterior Insulation and Finish System), and repair mortar applications. It is engineered to handle cementitious materials with small to medium-sized aggregate, making it suitable for both base and finish coats, as well as air/water-resistive barrier materials. The package includes a remote on/off switch for enhanced operator convenience.
Key Features:
- Electric Piston Pump
- ToughTek S340e
- Robust, compact, and lightweight design for easy transport and operation
- Maximum flow rate: 6.5 GPM (gallons per minute)
- Maximum working pressure: 600 psi (4.1 MPa)
- Stucco, EIFS, repair mortars, air/water-resistive barrier materials
- Proprietary piston pump technology for reliable material delivery
- Portable and fits in tight spaces
- Lightweighteasily lifted by two people
- Easy to transportfits in the back of a pickup
- Fast and easy maintenance
- Remote on/off switch included for operator convenience
Applications:
Ideal for spraying stucco, EIFS, and repair mortars in construction and industrial settings. Suitable for both base and finish coats, as well as air/water-resistive barrier materials.
Installation Notes:
- Using genuine GRACO parts ensures optimal performance, reliability, and safety. Non-genuine parts may compromise equipment integrity and void warranties.
- Ensure the pump is placed on a stable, level surface before operation
- Connect to a standard 120V, 15A wall outlet
- Follow all safety guidelines provided in the manual
- Regularly inspect hoses and connections for wear or leaks
- Perform routine maintenance as recommended by GRACO






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