I DOUBT IF YOU CAN ADJUST THE PRESSURE. I JUST TOOK MY RESMED LITE TO HAVE IT ADJUSTED. MY DR. SENT THE ORDERS TO TWO DIFFERENT RESPIRATORY COMPANIES ON TWO SEPARATE OCCASSIONS. NEITHER ONE CAME OUT TO MAKE THE CHANGES SO MY MACHINE IS SET AT 7 AND IT IS SUPPOSED TO BE ON 10.
THE RESPIRATORY GUY THAT I TOOK IT TOO SAID THAT IT REQUIRES SOME KIND OF DEVICE THAT PLUGS INTO A COMPUTER TYPE PLUG AT THE BACK. THE DEVICE WOULD COMMUNICATE WITH MY MACHINE TO CHANGE THE SETTINGS. WHEN I GET MY INSURANCE SITUATION STRAIGHTENED OUT I WILL GO BACK FOR A RETEST AND GET A NEW MACHINE ORDERED THIS ONE IS ABOUT 5 YEARS OLD.
THE COMPANY THAT LOANED YOU THE MACHINE SHOULD BE ABLE TO MAKE THE CHANGES FOR YOU.