The GRACO 253745 is a repair kit containing UHMWPE (Ultra-High Molecular Weight Polyethylene) and leather packings designed for the Dura-Flo 2400 pump lower. It is intended to replace worn or damaged packings, ensuring proper sealing and reliable operation of the pump.

Key Features:

• Repair Kit (Packings)
• For Dura-Flo 2400 (standard for 249991, L580SM)
• UHMWPE and leather packings
• Dura-Flo 2400 (standard for 249991, L580SM)
• Designed for easy replacement of throat and piston packings
• Enhances pump reliability and longevity
• Reduces downtime by providing all necessary components for a complete packing replacement

Applications:
Used for maintenance and repair of GRACO Dura-Flo 2400 pump lowers in industrial lubrication and fluid transfer applications.

Installation Notes:

• Using genuine GRACO repair kits ensures optimal fit, performance, and longevity of the pump. Non-genuine parts may compromise pump efficiency and safety.
• Always use a rubber mallet or arbor press to drive the rod into the cylinder; never use a hammer to avoid damage
• Place the cylinder on a soft block of wood during installation to protect components
• Limit packing nut torque to 27-40 N•m (20-30 ft-lb) for proper sealing and to prevent over-tightening
• Lubricate o-rings before installation to ensure proper sealing and ease of assembly
• Refer to the equipment manual for detailed step-by-step instructions