1. Adjust the handles of the main engine and the auxiliary engine to an easy-to-operate position. Remove the sheath of the blade and inject the lubricant on the blade to reduce the blade wear. 2. In accordance with the start-up procedure of the gasoline engine, start the gasoline engine, and the operators support the main engine handle and the auxiliary engine handle respectively. 3. Slowly switch the throttle switch from “low speed†to “high speed†side, the blade starts to move, and the fan outlet at the bottom of the gasoline engine is blown out. Adjust the rotation speed of the gasoline engine according to the operator's walking speed, wind force, and cutoff, etc. Reduce fuel consumption. 4. Operate the blade with oil once every 1-2 hours. 5. When switching the direction of trimming or line feed, the throttle switch must be placed on the "low speed" side and the blade must stop moving. 6. At the end of the pruning, install the blade guard after stopping the engine operation. 7. When the pruning blade cuts a thick branch or foreign object, and feels abnormal sound and vibration, place the throttle on the "low speed" side and turn the gas engine switch on the "OFF" side to confirm that the engine has stopped working and moved to a safe place. Excluding foreign bodies, foreign bodies must not be excluded during the operation of the gasoline engine. This is very dangerous. Dried Celery,Air Dried Celery,Dehydrated Celery Leaves,Dried Celery Flakes Jiangsu Tiankang Food Co., Ltd. , https://www.tiankangfood.com