Energetics XT 1090 Series Manual page 20

Interval
The Interval program takes you through high levels of intensity followed by periods of low intensity. This
program increases your endurance by depleting your oxygen level followed by periods of recovery to replenish
oxygen. Your cardio vascular system gets programmed to use oxygen more efficiently this way. To start the
Interval program follow the instructions below or just press the Interval button then the Enter button and
follow the directions in the message window.
1. Press the Interval key then press the Enter key.
2. The message window will ask you to enter your Age. You may enter your Age, using the Up and Down
keys or the numeric key pad, then press the Enter key to accept the new number and proceed on to the
next screen.
3. You are now asked to enter your Weight. You may adjust the Weight number using the Up and Down
keys or the numeric key pad, then press enter to continue.
4. Next is Time. You may adjust the Time and press enter to continue.
5. Now you are asked to adjust the Max Level. This is the peak exertion level you will experience during the
program. The factory setting is level seven. Adjust the level and then press enter.
6. Now you are finished editing the settings and can begin your workout by pressing the Start key. You can
also go back and modify your settings by pressing the Enter key. NOTE: At any time during the editing of
Data you can press the Stop key to go back one level, or screen.
7. If you want to increase or decrease the work load at any time during the program press the Up or Down
key. This will only affect the workload for the present position in the profile. When the profile changes
to the next column it will return to the preset work level.
8. During the Interval program you will be able to scroll through the data in the message window by
pressing the adjacent Display key, switch between the profile display and a quarter mile track by
pressing the Display key adjacent to the matrix, use the heart rate monitoring features and can switch to
heart rate Auto-Pilot mode (See Heart Rate section for details of this feature).
9. When the program ends you may press Start to begin the same program again or Stop to exit the
program or you can save the program you just completed as a custom user program by pressing a User
key and following the instructions in the message window.
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