The GRACO 77X121 is a standard drum kit featuring a 24 VDC HF (High Flow) electric piston pump and cover designed for use with a 120 lb (55 kg) reservoir. It is engineered for reliable, heavy-duty automatic lubrication and transfer applications, ensuring continuous lube replenishment to reduce component failures in demanding environments.

Key Features:

• Electric Piston Pump
• Standard Drum Kit for 120 lb (55 kg) Reservoir
• Heavy-duty, engineered for industrial use
• Designed for use with GRACO automatic lubrication systems and compatible with 120 lb (55 kg) reservoirs
• Auto Fill Shut Off for clean and efficient refill
• GRACO Advantage Drive™ – heavy-duty gear drive, lubed for life
• Tube-in-tube vent and fill path for easy conversion to injector system
• Vent valve mounted directly to pump for simplified installation
• Motor control for speed and AMP adjustment
• Cold weather performance (-40°C)
• Efficient seal replacement for reduced maintenance

Applications:
Used in heavy-duty construction, mining, and industrial equipment for automatic lubrication and transfer of lubricants to critical pivot points, helping to flush contaminants and reduce component failures.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and compatibility with existing systems, reducing the risk of equipment failure and downtime.
• Ensure the pump and cover are securely fitted to the reservoir
• Connect the vent valve directly to the pump for simplified installation
• Use the tube-in-tube vent and fill path for easy conversion to injector systems
• Follow manufacturer guidelines for electrical connections and motor control settings
• Regularly inspect seals and replace as needed for efficient operation
• Perform routine checks on seals and moving parts
• Monitor motor control settings for optimal performance
• Replace filters and seals as recommended by GRACO
• Keep the system clean to prevent contamination