Graco 18E250 Reactor 3 E-XP2 Pump Seal Kit

Graco 18E250 Reactor 3 E-XP2 A-Side Pump Repair Kit

The Graco 18E250 Pump Repair Kit is designed to rebuild the A-side (ISO) displacement pump used on Reactor 3 E-XP2 spray foam and polyurea proportioners. This OEM Graco repair kit contains the primary wear components required to restore pump sealing, maintain proper pressure balance, and extend pump service life.

Routine pump maintenance helps prevent material leakage, pressure fluctuations, and premature wear of expensive pump components.

Common Signs a Pump Rebuild Is Needed

• Pressure imbalance between A and B sides
• Material leakage around the pump
• Reduced output performance
• Difficulty maintaining pressure
• Excessive TSL consumption
• Worn packings or seals
• Reactor pressure fluctuations

Fits

• Graco Reactor 3 E-XP2