The GRACO 19D142 is a diaphragm air side plate designed for use in GRACO QUANTM™ Q80 (QHD) series pumps. It is a critical component that supports the diaphragm assembly, ensuring proper air distribution and reliable pump operation. The specific material is not specified in available documentation, but it is engineered for durability and compatibility with GRACO’s industrial and hygienic pump models.

Key Features:

• Plate, Diaphragm, Air Side
• Q80 (QHD) Series
• GRACO QUANTM™ Q80 (QHD) series pumps; also referenced for i80 (QTD) models in some documentation
• Supports diaphragm assembly for reliable air distribution
• Engineered for durability and long service life
• Designed for easy maintenance and replacement

Applications:
Used in GRACO QUANTM™ Q80 (QHD) series pumps for industrial and hygienic fluid transfer applications, including lubrication, chemical processing, and food-grade environments where reliable diaphragm pump operation is required.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, safety, and longevity of the pump. Non-genuine parts may compromise pump reliability and void warranties.
• Ensure the pump is depressurized and disconnected from power before installation
• Follow the manufacturer’s recommended torque specifications for fasteners
• Inspect the diaphragm and seals for wear or damage during replacement
• Use only compatible replacement parts as specified in the GRACO manual
• Regularly inspect and maintain the diaphragm and air side plate as part of scheduled maintenance
• Replace worn or damaged components promptly to prevent pump failure
• Keep a record of maintenance and part replacements for service history