The GRACO LM8631 Lubemaster Pump is a rugged, motor-driven automatic lubrication pump designed for demanding industrial environments. It is constructed for durability and reliability, intended to efficiently pump grease or oil at a wide range of cycle rates and pressures. The pump is suitable for use in mills, crushers, presses, conveyors, shears, and similar heavy-duty applications.

Key Features:

• Electric motor-driven automatic lubrication pump
• LM8631
• Rugged, compact, totally enclosed pumping unit
• Output per stroke: 0.010–0.050 in³ (0.16399–0.8195 cm³); Output range: 0.010–0.862 in³ (0.1619–143.41 cm³) per minute
• Maximum operating pressure: 5,000 psi (340 bar)
• Can be used with Series Flo or reversing systems; replacement for Trabon Model AKA, PME, and MP Pumps
• Explosion proof: Class I, Group C and D; Class II, Group E, F, and G (LOH Low Level Option only)
• Long-lasting, reliable performance
• Suitable for harsh, high wear-and-tear environments
• Configurable for various applications
• Wall or floor mount options
• Anti-friction drive bearings
• Simplified maintenance

Applications:
Mills, mill tables, crushers, presses of all sizes, conveyors, shears, and other heavy-duty industrial machinery requiring reliable automatic lubrication.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and safety in demanding industrial environments.
• Ensure proper mounting (wall or floor) according to application requirements
• Follow manufacturer guidelines for electrical and mechanical connections
• Regularly inspect and maintain the pump for long-term reliability
• Use only compatible lubricants as specified by GRACO
• Consult the equipment manual for detailed installation and maintenance procedures
• Schedule routine maintenance to prevent downtime
• Monitor pump performance and lubricant levels regularly