Trigger Handle is the Atlas Copco service part carried under part number 3371821293. It governs how air reaches the working end of the post driver. Wear on the sealing land is the usual cause of a throttle that leaks with the trigger released.
You will find it on the diagram for the MDR 30T Hydraulic Post Driver.
The parts diagram library indexes every breakdown we publish, and the Atlas Copco tool range has the tools these parts go into. Denver stock, with same-day shipment on in-stock orders in by 4 PM ET.
- Part number: 3371821293
- Manufacturer: Atlas Copco
- Crowder SKU: AC-3371821293
- Listed on breakdowns for: MDR 30T Hydraulic Post Driver

