Check Valve Screw is the Atlas Copco service part carried under part number 3371820262. It directs the flow that reverses the piston in the post driver. Valve wear changes port timing, and the machine loses blow rate before it loses the ability to run.
Crowder’s breakdowns list this part on the LPD-HD-T & RV Hydraulic HD Post Driver and BRK 95 95VR 95HBP Hydraulic Paving Breaker, and on 3 other machines. Pull up the diagram and confirm the reference number for your serial before ordering.
The full diagram library indexes every breakdown we publish, and the Atlas Copco tool range has the tools these parts go into. It ships out of Denver, same day on in-stock orders placed before 4 PM ET.
- Part number: 3371820262
- Manufacturer: Atlas Copco
- Crowder SKU: AC-3371820262
- Listed on breakdowns for: LPD-HD-T & RV Hydraulic HD Post Driver, BRK 95 95VR 95HBP Hydraulic Paving Breaker, PDR 95T 95RV Hydraulic Post Driver, LH 39 40E Hydraulic Paving Breaker, LH390 390HBP 400E 400E HBP Hydraulic Paving Breaker
