The GRACO WMC51A3 is a Therm-O-Flow supply unit designed for bulk warm or hot melt material handling. It is constructed with robust materials suitable for industrial environments and is intended for use in supplying, heating, and maintaining the viscosity of warm or hot melt adhesives, sealants, or similar materials within GRACO dispensing systems.

Key Features:

• Bulk Warm/Hot Melt Supply Unit
• 68:1ACS, D60-20A, 240V, N
• Industrial-grade materials (specific wetted materials may include electroless nickel plated ductile iron, EPDM, PTFE coated aluminum, 6061 aluminum, Buna, Viton, zinc plated steel, 316 stainless steel, 17-4 stainless steel)
• Maximum working pressure: 6800 psi (68:1 ratio)
• Designed for use with GRACO Therm-O-Flow systems and compatible with various warm/hot melt materials
• Superior heat control for material viscosity management
• Modular design for easy plug-in installation
• Up to 32 heat zones (with expansion kits)
• Intuitive, easy-to-use interface
• Reliable performance for industrial applications
• Designed for ease of maintenance and reliability

Applications:
Used in industrial settings for supplying, heating, and maintaining the viscosity of warm or hot melt adhesives and sealants, such as in solar panel edge sealing, automotive assembly, and other manufacturing processes where precise temperature and material control are required.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, safety, and compatibility with existing systems.
• Follow manufacturer guidelines for electrical and pneumatic connections
• Ensure proper grounding and power supply (240V, 3-phase)
• Use appropriate safety equipment during installation and maintenance
• Regularly inspect and maintain heat zones and seals for optimal performance
• Consult the equipment manual for specific installation and maintenance procedures