The GRACO 15J374 Air Valve Cover is a replacement part designed for use in GRACO air-operated diaphragm pumps, such as the Husky™ 2150 series. It is typically constructed from durable materials suitable for industrial environments and serves to protect and secure the air valve assembly, ensuring reliable pump operation and preventing air leaks.

Key Features:

• Air Valve Cover
• 15J374
• Compatible with GRACO air-operated diaphragm pumps, including Husky™ 2150 series
• Designed for easy access and maintenance
• Helps prevent air leaks when properly installed
• Supports reliable pump operation

Applications:
Used in industrial coating, painting technology, and other professional applications requiring robust and reliable air-operated diaphragm pumps.

Installation Notes:

• Using genuine GRACO parts ensures proper fit, function, and longevity of the equipment, reducing the risk of leaks and downtime.
• Ensure the pump is mounted so the air valve cover is easily accessible for maintenance.
• Tighten all screws securely to prevent air leaks.
• Inspect the cover and gasket for wear or damage during routine maintenance.
• Refer to the equipment manual for specific torque requirements (e.g., 50–60 in-lb or 5.6–6.8 N·m for related components).