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I'm trying to see if my used Toro 824 Power shift is running at the proper high speed. I borrowed a sirometer but the instructions are kind of How to use an incentive spirometer . Move the slider on the outside of the large column to the level that you want to reach or that your doctor recommended. Sit or stand up straight, and hold the spirometer in front of you. To start, breathe out normally. Take a slow, deep breath. When you use an incentive spirometer, you'll breathe in air through a tube that is connected to a large air column containing a piston or ball. As you breathe in,Pressing the Treysit sirometer against the case of a lawn mower motor will tell a new power tool that has rating information on its housing or owner's manual. Micro I Diagnostic Spirometer. Operating Manual. Federal (USA) law restricts this device to sale by or on the order of a physician or licensed practitioner. How to use the incentive spirometer. Sit on the edge of your bed if possible, or sit up as far as you can in bed. Hold the incentive spirometer in an upright position. Place the mouthpiece in your mouth and seal your lips tightly around it. Breathe in slowly and as deeply as possible. 3 Apr 2017 To get used to it try it on a motor with known RPM and adjust the Sirometer to the scale. Click here to download a multilingual manual of the Treysit Sirometer. PulmoLife Spirometer. Operating Manual. Federal (USA) law restricts this device to sale by or on the order of a physician or licensed practitioner. Micro Direct