Part number 0507220 is a complete gearbox assembly designed for Advantage and SprayTech Airless sprayers. This pre-packaged assembly contains all gears, bearings, and housing components needed to transfer power from the motor to the pump. A worn or damaged gearbox can cause excessive noise, vibration, or complete drive failure. Replacing it with this genuine assembly restores smooth, reliable power transmission.
| Part Number | 0507220 |
|---|---|
| Part Description | Gearbox Assembly (Packaged) |
| Brand | Genuine Replacement Part |
| Fits Models | Advantage 1100; SprayTech Airless Advantage EPX2555; SprayTech Airless EPX2505, 2555 |
| Condition | New |
The 0507220 gearbox assembly is a critical power transmission component that converts high-speed motor rotation into the high-torque, low-speed operation required to drive the piston pump. This fully assembled unit includes precision-cut gears, heavy-duty bearings, and a sealed housing pre-filled with lubricant.
Designed for durability in demanding commercial environments, this gearbox assembly ensures smooth, efficient power transfer. Over time, gears can wear, bearings can fail, or seals can leak, resulting in noisy operation, reduced performance, or complete sprayer failure. This pre-packaged assembly allows for a straightforward replacement, restoring original performance without the need for complex internal repairs.
| Speed reduction | Reduces motor RPM to optimal pump speed |
|---|---|
| Torque multiplication | Increases torque to drive the piston pump |
| Power transfer | Transmits mechanical power from motor to pump |
| Lubrication | Sealed housing maintains lubrication for gears and bearings |
| Unusual noise | Grinding, whining, or knocking sounds during operation |
|---|---|
| Oil leakage | Gear oil seeping from seals or housing joints |
| Metal particles | Metal debris found in gear oil indicating gear wear |
| Excessive vibration | Rough operation due to worn bearings |
| Loss of power | Reduced pumping performance or complete failure |
Part 0507220 is designed to fit the following airless sprayer models. Always verify your model number and revision before ordering.
| Brand / Series | Compatible Model |
|---|---|
| Advantage | 1100 |
| SprayTech Airless Advantage | EPX2555 |
| SprayTech Airless | EPX2505 |
| SprayTech Airless | 2555 |
When replacing the gearbox assembly, consider inspecting these associated components:
Check motor bearings and shaft condition; worn motors can damage new gearboxes.
The coupling between motor and gearbox may be worn; replace if damaged.
Bolts and washers can corrode; consider replacing with new hardware.
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