To change the RPM (Revolutions Per Minute) in a Bajaj Pulsar RS200 or any motorcycle, you need to understand that the RPM is controlled by the engine management system and cannot be manually adjusted. However, you can indirectly influence the RPM by following these steps:
Warm up the engine: Before making any adjustments, ensure that the engine is warmed up to its normal operating temperature. This ensures that the engine is running optimally.
Check the idle speed: The idle speed is the RPM at which the engine runs when it is at rest. Locate the idle speed adjustment screw, which is typically located near the throttle body or the carburetor. Refer to your motorcycle's user manual for the specific location.
Adjust the idle speed: Using a screwdriver, turn the idle speed adjustment screw clockwise to increase the RPM or counterclockwise to decrease the RPM. Make small adjustments at a time, and periodically check the RPM using a tachometer or the motorcycle's built-in RPM gauge.
Fine-tuning: After making initial adjustments, observe the engine's behavior. If it is idling too high or too low, continue making small adjustments until you achieve a stable idle speed within the manufacturer's recommended range.
Testing and safety: Once you have made the necessary adjustments, take your motorcycle for a test ride to ensure that the RPM is appropriate during different riding conditions. Ensure that the engine doesn't idle too high, causing excessive clutch engagement, or too low, leading to stalling.
It's important to note that significant changes to the RPM should only be done by experienced mechanics or technicians who understand the intricacies of engine tuning. Altering the RPM beyond the manufacturer's recommended range can have adverse effects on engine performance, fuel economy, and overall reliability.