. OPERATION OPERATION STOPPING ENGINE NOTICE minutes to cool down OFF position (A) to 3 - 124 If the engine is abruptly stoppe d before it has cooled down, engine lif e may b e greatly shortened. C onsequently, d o not a bruptly stop t he engine apart from an e mergency In particular, i f the engine has overheated, do not abruptly stop it b ut run it at medium s peed to allow it to cool g radual ly, then stop it. 1. Run the engine at low idle graduall 2. Turn the key of startin stop the engine. 3. Remove the key from s tarting switch (1).