2013 Yamaha Motorsports Zuma 50F Owners Manual - Page 66
2013 Yamaha Motorsports Zuma 50F Manual
Page 66 highlights
EAU1722A PERIODIC MAINTENANCE AND ADJUSTMENT EAU42704 Troubleshooting charts Starting problems or poor engine performance 1 2 3 1. Fuel There is enough fuel. Check the fuel level in the fuel tank. There is no fuel. Supply fuel. Check the compression. The engine does not start. Check the compression. 2. Compression There is compression. Check the ignition. Have a Yamaha dealer check the vehicle. 4 5 Operate the electric starter. There is no compression. 3. Ignition 6 Remove the spark plug and check the electrodes. Wet Wipe off with a dry cloth and correct the spark plug gap, or replace the spark plug. Operate the electric starter. 7 8 9 Dry Have a Yamaha dealer check the vehicle. The engine does not start. Check the battery. 4. Battery Operate the electric starter. The engine turns over quickly. The engine turns over slowly. The battery is good. Check the battery lead connections, and have a Yamaha dealer charge the battery if necessary. The engine does not start. Have a Yamaha dealer check the vehicle. 6-30