Complaint
The tool does not run | Power unit not functioning | Check the power unit for power flow and pressure (15-24 lpm 105-140 bar) |
| Couplers or hoses blocked | Remove restriction | |
| Pressure and return line hoses reversed at ports | Be sure hoses are connected to their proper ports | |
| Mechanical failure of piston or automatic valve | Disassemble breaker and inspect for damaged parts | |
The tool does not hit effectively | Power unit not functioning | Check power unit for power flow and pressure (15-24 lpm 105-140 bar) |
| Couplers or hoses blocked | Remove restriction | |
| Fluid too hot (above 140 °F/60 °C) | Provide cooler to maintain proper fluid temperature (130 °F/55 °C) | |
| Low accumulator charge (pressure hose will pulse more than normal) | Recharge accumulator. Replace diaphragm if charge loss continues | |
Tool operates slow | Low gpm supply from power unit | Check power unit for proper flow (7-9 gpm/26-34 lpm) or 5-6 gpm /18-22 lpm |
| High back-pressure | Check hydraulic system for excessive backpressure (over 200 psi/14 bar) | |
| Couplers or hoses blocked | Remove restriction |
