The GRACO 206997 Throat Seal Liquid (TSL) is a specially formulated fluid designed to protect the piston and packing of airless sprayer pumps from corrosion and drying out. Its primary function is to prevent paint and coatings from drying onto the displacement rod and packings, thereby extending pump life and ensuring reliable operation. The product is intended for use with electric high-pressure airless sprayers and is not a substitute for motor oil.

Key Features:

• Throat Seal Liquid (TSL) Fluid
• 206997 / 1 Quart (12 Pack)
• Liquid fluid
• Electric high-pressure airless sprayers (GRACO pumps)
• Prevents paint and coatings from drying onto displacement rods and packings
• Extends pump life
• Dissolves material on displacement rods
• Prevents friction, wear, and abrasion from dried pigment particles
• Ready-to-use, maintenance-friendly
• Reliable performance for professional and DIY use

Applications:
Used for maintaining and protecting airless paint sprayer pumps, especially in environments where paint or coatings may dry on critical components. Suitable for both portable and fixed pumps.

Installation Notes:

• Using genuine GRACO TSL ensures optimal protection and compatibility with GRACO pumps, preventing equipment damage and maintaining warranty coverage.
• Portable pumps: Fill wet cup to 13mm
• Fixed pumps: Fill wet cup 2/3 full
• Always start each job by adding a few droplets in the wet cup
• Regularly check and replenish TSL as needed for continuous protection
• Use only GRACO TSL; do not substitute with motor oil
• Monitor fluid levels and top up before each use
• Follow manufacturer guidelines for pump maintenance