An 81-year-old male patient has been ventilated on the follo…

An 81-year-old male patient has been ventilated on the following settings for one hour: BIPAP: 20/8, RR 20 and 100%   His ABG reveals the following: ABG pH 7.19 PaCO2 86 PaO2 62 HCO3 25 Sa02 89%   Which of the following should the respiratory therapist recommend?