Part 02232 is a piston used in the fluid section of SprayTech Airless and PowrBeast sprayers. This piston drives the reciprocating motion that generates pressure, moving fluid through the pump and to the spray tip. Replacing a worn, scored, or damaged piston restores proper pump compression, eliminates pressure loss, and ensures consistent spray performance.
| Part Number | 02232 |
|---|---|
| Part Description | Piston |
| Brand | Multiple (SprayTech, PowrBeast) |
| Fits | SprayTech Airless EP2300 SE, EP2400, EP2510, EP2300; PowrBeast 4700, 7700, 9700 |
| Condition | New |
The 02232 Piston is a precision‑machined component that drives the fluid section of SprayTech Airless EP series and PowrBeast 4700, 7700, 9700 sprayers. It converts rotary motor motion into reciprocating action, drawing fluid from the supply and pressurizing it for atomization through the spray tip.
Over time, pistons can become scored, worn, or damaged by abrasive materials or contamination. A compromised piston leads to reduced pressure, erratic spray patterns, and fluid leakage past the packings. Replacing the piston with this genuine OEM part restores proper clearance, ensures reliable compression, and maximizes pump life.
| Fluid displacement | Moves fluid through the pump to generate pressure |
|---|---|
| Compression | Creates the high pressure needed for atomization |
| Sealing surface | Works with packings to prevent fluid bypass |
| Scored / scratched surface | Visible grooves that compromise sealing |
|---|---|
| Worn diameter | Reduced piston diameter causing pressure loss |
| Corrosion / pitting | Surface damage from moisture or chemicals |
| During fluid section rebuild | Replace as a wear item when rebuilding pump |
Part 02232 is compatible with the following sprayer models. Always confirm fitment using the correct parts diagram for your exact model and serial number.
| Model | Component |
|---|---|
| SprayTech Airless EP2300 SE | Piston |
| SprayTech Airless EP2400 | Piston |
| SprayTech Airless EP2510 | Piston |
| SprayTech Airless EP2300 | Piston |
| PowrBeast 4700 | Piston |
| PowrBeast 7700 | Piston |
| PowrBeast 9700 | Piston |
When replacing the piston, it is common to service other components in the fluid section to ensure complete reliability.
Always replace packings when installing a new piston to ensure a proper seal and prevent leakage.
Inspect the cylinder bore for scoring or wear; replace if damaged to avoid damaging the new piston.
Valve components can be affected by debris that may have damaged the piston; inspect and replace if necessary.
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