Auxiliary Spool, Atlas Copco part number 3371814115, listed at Crowder Supply as AC-3371814115. It directs the flow that reverses the piston in the breaker. Valve wear changes port timing, and the machine loses blow rate before it loses the ability to run.
It appears on the BRK25D Hydraulic Paving Breaker and PDR 30T Hydraulic Post Driver, and on 10 other machines breakdown. Worth matching the reference number on the diagram against your own machine before you order the same part number can sit in more than one position.
Everything else on that machine is one page away on the parts diagram hub; complete tools are on the Atlas Copco lineup. Denver stock, with same-day shipment on in-stock orders in by 4 PM ET.
- Part number: 3371814115
- Manufacturer: Atlas Copco
- Crowder SKU: AC-3371814115
- Listed on breakdowns for: BRK25D Hydraulic Paving Breaker, PDR 30T Hydraulic Post Driver, RDR 48R Rock Drill, RDR 48M Rock Drill, MH 11 Hydraulic Paving Breaker, MDR 30T Hydraulic Post Driver, +6 more
