The GRACO LM9531 Lube Master Pump is an electric pump designed for automatic lubrication systems. It features a robust cast iron main body and heavy-duty internal components, making it suitable for harsh industrial environments. Its primary function is to supply lubricant from an overhead reservoir to machinery, ensuring consistent and reliable lubrication in demanding applications.

Key Features:

• Electric pump for automatic lubrication
• LM9531, 60:1 ratio, 1/2 HP, 3-phase, 230/460V, 60 Hz, 1725 RPM
• Cast iron main body, heavy-duty internal components
• Works with Series Progressive, Reversible, or Bi-Flo automatic lubrication systems
• Adjustable output
• Anti-friction drive bearings for reliability
• Modular design for easy customization
• Hardened steel piston in steel sleeve
• Soft-seat outlet check valve
• Rugged for harsh duty applications
• Consistent performance in demanding environments

Applications:
Used in industrial settings for automatic lubrication of machinery, including mining, manufacturing, and agricultural equipment. Suitable for applications requiring reliable, continuous lubrication in harsh conditions.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and compatibility with existing systems.
• Ensure proper electrical supply (230/460V, 3-phase, 60 Hz)
• Mount securely on the floor as specified
• Connect to appropriate automatic lubrication system (Progressive, Reversible, or Bi-Flo)
• Follow all safety and operational guidelines in the manual
• Regularly inspect and maintain for long-term reliability