

Helix part 0138975 is a motor controller for Helix LP sprayers. This electronic module regulates power delivery to the motor, enabling precise pressure control and consistent spray performance. Replace a faulty, unresponsive, or erratic controller to restore proper motor operation and reliable spraying.
| Part Number | 0138975 |
|---|---|
| Part Description | Motor Controller |
| Brand | Helix |
| Fits | Helix LP |
| Condition | New |
The 0138975 motor controller is an electronic module that governs the operation of the motor on Helix LP sprayers. It interprets input from pressure sensors and user controls, adjusting power delivery to maintain consistent pressure and flow during spraying applications.
Over time, controllers can fail due to electrical surges, component fatigue, or moisture ingress. Symptoms include motor failure to start, erratic speed, loss of pressure control, or complete unresponsiveness. Replacing a faulty controller with this genuine Helix component restores precise motor regulation and ensures reliable sprayer performance.
| Power regulation | Controls voltage and current to the motor |
|---|---|
| Pressure management | Maintains consistent pressure based on sensor input |
| User interface | Responds to pressure adjustment controls |
| Motor won't run | No power output to motor |
|---|---|
| Erratic operation | Motor surges or runs at incorrect speed |
| No pressure control | Adjustments have no effect on motor speed |
| Visible damage | Burnt components, cracked housing, or corroded connections |
Part 0138975 is specifically designed for the Helix LP sprayer. Always verify fitment and electrical specifications by consulting your machine's parts manual.
| Model | Component |
|---|---|
| Helix LP | Motor controller |
When replacing the motor controller, inspect these associated components to ensure complete system reliability.
Provides feedback to the controller; test for accurate readings.
Verify motor condition; a failing motor can stress the controller.
Check for loose, corroded, or damaged connections.