GRACO Check Flap Valve - (SKU: 18C889)The GRACO 18C889 Check Flap Valve is a replacement part designed for use in GRACO PowerFill 3. 5 Standard, Pro, and XL Pro series sprayers. It acts as a one way valve to ensure proper fluid flow direction and prevent backflow within the system. The material is not specified in available sources. Key Features: Check Flap Valve 18C889 GRACO PowerFill 3. 5 Standard, Pro, and XL Pro series sprayers Essential for maintaining proper system function Prevents

The GRACO 121437 Fitting Elbow is a female-threaded elbow fitting designed for connecting hoses in GRACO spray equipment

Replace the pivot pin as part of routine maintenance to prevent equipment failure

Replace filter and coalescer elements as recommended by GRACO

The GRACO 112682 is a 10 mm ball component

The GRACO 287817 is a pump cylinder sleeve repair kit designed for use in GRACO GH 230 and GH 300 spray equipment

Its primary function is to prevent loosening or jamming of critical components during operation

Replace parts at recommended intervals or when damage is detected

Reliable performance for striping contractors

Ease of maintenance (removable for access to belt and pulleys)

long-lasting performance in demanding environments

but it is intended to provide setup instructions and care guidelines for GRACO spray equipment

Clean mating surfaces before installing the new seat valve