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C. Stopping the Engine 1. Move the throttle control lever to the “turtle” (slow) position. 2. Turn the key to the “off” position. D. Debris Blockage 1. If a decrease in suction is experienced, there may be a debris blockage in the hose. To remove this blockage, simply grab the handles of the Intake Nozzle and stretch the hose out into a straight line with respect to the Inlet of the unit while the engine is at full throttle. 2. In the event the suction of the hose remains decreased after complet