Answer:
Not change the ventilator or settings, but rather summon ALS for on-scene backup or en route intercept
Step-by-step explanation:
Based on the information provided within the question it can be said that the best next action to be taken would be to Not change the ventilator or settings, but rather summon ALS for on-scene backup or en route intercept. An ALS or Advanced Life Support, is a set of protocols and skills that are used to extend Basic Life Support in order to assist with an open airway and provide sufficient ventilation to an individual who is not breathing correctly, which is the case if the ventilator begins to fail.