The GRACO 15K652 is a PTFE (polytetrafluoroethylene) night cap designed for use with 1:1 ratio valves in GRACO dispensing equipment. Its primary function is to protect the valve assembly from contamination and drying out when not in use, ensuring reliable operation and extending equipment life.

Key Features:

• Night Cap
• 15K652 (for 1:1 valves)
• PTFE (polytetrafluoroethylene)
• Compatible with GRACO 1:1 ratio valves
• Protects valve from contamination and drying
• Easy to install and remove
• Durable PTFE material resists chemicals and wear
• Supports preventive maintenance routines

Applications:
Used on GRACO dispensing equipment with 1:1 ratio valves to maintain valve integrity during periods of inactivity, such as overnight or between shifts.

Installation Notes:

• Using genuine GRACO parts ensures proper fit, function, and longevity of the equipment. Non-genuine parts may not provide adequate protection or could cause damage.
• Install the PTFE night cap (15K652) and retaining nut (15K688) as specified in the manual
• Ensure the valve is clean and free of material before installing the cap
• Regularly inspect and replace the night cap as part of preventive maintenance
• Follow GRACO’s recommended maintenance schedule
• Use only GRACO-approved parts and accessories
• Store unused night caps in a clean, dry environment