The Manzel® MVB Replacement Pump is a heavy-duty, single piston pump designed for use in automatic lubrication systems. It is constructed with precision machined castings and alloy steel components, intended for pumping oil to lubricate reciprocating engines and compressors. The pump is engineered for reliability and long service life in demanding industrial environments.

Key Features:

• Single piston, mechanically driven pump
• Manzel® MVB, 1/4 in (6.35 mm) piston diameter
• Precision machined casting with alloy steel piston
• Output adjustable from 0.0025 to 0.03 inch³ (0.041 to 0.49 cm³) per stroke
• Up to 8000 PSI (552 bar) depending on piston size
• Oil (compatible material)
• Heavy-duty, rugged design
• All working parts enclosed for protection against dirt, water, and impurities
• Self-lubricated by the lubricant being pumped
• Easily adjustable output
• Designed for high cycle rates and pressures

Applications:
Used in automatic lubrication systems for reciprocating engines and compressors, suitable for industrial, mining, energy, and agricultural equipment.

Installation Notes:

• Using genuine GRACO parts ensures compatibility, reliability, and optimal performance of the lubrication system.
• Ensure proper alignment and secure mounting of the pump
• Connect to the correct inlet size (3/8 in, female NPS thread)
• Do not exceed maximum drive speed (70 RPM)
• Regularly inspect for leaks and wear
• Follow manufacturer’s guidelines for maintenance intervals