nothing. My neightbour have used his lawn mover for more than 10 years without changing the engine oil.
-qwertyasd(东北人);
2009-5-4(#5239762@0)
check the air filter, clean or replace it if necessary. if you can not start the lawn mover put it under the sunshine to heat it up for 10 minutes and try again.
-qwertyasd(东北人);
2009-5-6(#5244047@0)