12. OPERATION NOTICE Cancelling automatic warming-up operation If it becomes necessary in an emergency to lower the engine speed to low idling, cancel the automatic warming-up operation as follows. 1. Turn fuel control dial @ for 3 seconds. to the full speed (MAX) position and hold it Full speed MAX £19526 2. When fuel control dial @ is returned to the low idling (MIN) position, the engine speed will drop. Low idling 2-56 PC160/180/200-6k-ENG 6 1981S