Step 1: Understanding the Dashboard Components
The dashboard of a tractor includes essential controls and monitoring devices.
Step 2: Identifying the Incorrect Option
- Main Switch: Controls the tractor’s ignition.
- Decompression Lever: Helps in starting the engine.
- Water Temperature Gauge: Monitors engine temperature.
- Steering Wheel: Not part of the dashboard, but an external control component.
Step 3: Conclusion
The steering wheel is separate from the dashboard and does not belong in this category.