Description
The GRACO A22420 is a pneumatic chemical injection pump designed for high-flow, high-pressure chemical injection applications. It features a Chromex-coated plunger and TFE/P seals, ensuring durability and chemical resistance. This pump is intended for use in industrial environments where reliable, continuous chemical transfer is required.
Key Features:
- Pneumatic Chemical Injection Pump
- Python XL-DA, 4-1/2 in Air Motor, 1 in Plunger
- Chromex-coated plunger, TFE/P seals
- Designed for chemical injection applications in non-hazardous locations
- CE Approved
- Double acting: pumps fluid in both directions of the stroke for continuous flow
- Self-priming and anti-locking: prevents air from stalling the pump
- Simple design for quick seals replacement and ease of serviceability
- Vertical installation for reduced footprint
- Environmentally friendly: recoverable exhaust gas with kit, less fugitive emissions
- Adjustable packing seals for better sealing and increased pump life
- Poppet style check valves for reliable operation
- Hollow pump rod design allows flow in both directions
Applications:
Suitable for chemical injection applications requiring higher flows at high pressures, such as in industrial, mining, and agricultural settings.
Installation Notes:
- Using genuine GRACO parts ensures optimal performance, reliability, and safety in chemical injection systems.
- Install pump vertically to minimize footprint and ensure proper operation
- Use appropriate tools and follow manufacturer guidelines for installation
- Regularly inspect and replace seals as needed for maintenance
- Consider adding a gas recovery kit for environmentally friendly operation
- Follow all safety procedures when handling chemicals
- Ensure compatibility of pump materials with the chemicals being transferred
- Consult the equipment manual for detailed installation and maintenance instructions






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