. OPERATION OPERATION STOPPING ENGINE NOTICE 3 - 112 If the engine is abruptl y stoppe d before it has cooled down , engine life may b e greatl y shortened. Consequently, d o not a bruptly stop t he engine apart from an e mergency In particular, i f the engine has overheated, d o not abruptl y stop it bu t run it at medium s peed to allow it to cool g radually, then stop it. 1. Run engine at low idle graduall 2. Turn the key of starting switch (1) to the OFF p osition to stop the engine. 3. Remove the key from s tarting switc h (1).