English Translation of Title:
Check Valve Assembly and Bulkhead Pipe Assembly for Water Jet Cutting Machine Parts – Model No. 20453730-Check-Valve-Assembly-Bulkhead-Pipe-Assembly.852.3-1

Introduction, Application, Features, and Maintenance:

This component is a combined check valve assembly and bulkhead pipe assembly designed for water jet cutting systems. The check valve allows fluid to flow in one direction only, preventing backflow, while the bulkhead pipe assembly provides a sealed passage through panels or walls.

Application:
Used in water jet cutting machines to control flow direction and route fluid through enclosures or bulkheads. Typical installations include pump discharge lines, abrasive slurry return circuits, cooling water systems, and safety circuits where backflow prevention and panel penetration are required.

Features:

• Check valve allows one‑way flow, preventing reverse flow and system contamination.

• Bulkhead design includes a mounting flange or shoulder for panel installation.

• Manufactured from high‑strength, corrosion‑resistant materials suitable for water and abrasive slurry exposure.

• Compact integrated assembly reduces component count and leak points.

• Seals panel opening against leakage.

• Provides reliable backflow protection with low pressure drop.

Maintenance:

• Regularly inspect the check valve internal components (spring, poppet, seals) for signs of wear, corrosion, or sticking.

• Check for leakage at both connection ends and around the bulkhead mounting area.

• Verify proper valve operation by testing flow direction.

• Replace the assembly immediately if backflow, leakage, or sticking is observed.

• Clean the valve interior periodically to remove debris or abrasive buildup.

• Follow specified torque values for all connections.