Part 800-038 is a replacement motor starter used in airless sprayer applications. This component engages the motor when the trigger is activated, controlling the power flow to the pump. When the original starter fails, the sprayer may not start, run intermittently, or fail to maintain operation under load. Replacement restores reliable starting and consistent motor performance.
| Part Number | 800-038 |
|---|---|
| Part Description | Motor Starter |
| Brand | Universal |
| Fits | 340 Airless Sprayer International Model; RentSpray 450 |
| Condition | New |
The 800-038 motor starter is a direct replacement electrical component for 340 Airless Sprayer International Model and RentSpray 450 units. This starter relay controls power delivery to the sprayer motor when the trigger is engaged. It consists of a solenoid and contactor assembly that handles high inrush currents during motor startup. A failing starter may cause intermittent operation, failure to start, or motor shutoff under load. Manufactured to meet OEM specifications, this replacement restores positive engagement and reliable motor control. The starter is sealed against moisture and debris commonly encountered in job site conditions. Installation requires basic electrical knowledge and access to the control box. Testing the starter with a multimeter can confirm failure before replacement. Using a genuine replacement ensures compatibility with the sprayer's control circuitry and safety systems.
| Motor engagement | Connects power to motor when trigger is activated |
|---|---|
| Current handling | Manages high inrush current during motor startup |
| Control interface | Translates trigger signal into motor power |
| No start condition | Motor does not respond to trigger; no audible click |
|---|---|
| Intermittent operation | Motor starts sometimes but fails under load |
| Burned contacts | Visible damage, melting, or burnt smell from starter |
| Continuous clicking | Starter chatters but motor does not engage |
Motor starter 800-038 is designed for the following models. Verify fit using your equipment's parts diagram.
| Compatible Models |
|---|
| 340 Airless Sprayer International Model |
| RentSpray 450 |
When replacing the motor starter, inspect these associated components to ensure reliable operation.
Verify switch sends signal to starter; replace if faulty.
Worn brushes can cause starter to cycle excessively.
Check for loose connections or damaged insulation.
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