Life-fitness Pro Series User Manual download pdf (Page 40)

3. Pro Series Machines

3-31

LOW BACK EXTENSION (ST25)

Start Position

End Position

Muscle exercised: Erector spinae, gluteus

Setup: Select desired weight. Adjust the foot plate so that with the knees bent, you

are sitting at the back edge of the cushion. Position the back pad to align with

shoulder blades.

Performing the exercise: Sit and align your hip with the pivot point. Fasten seat

belt and cross arms over chest. With chest up and shoulders back, move from the

waist, slowly pushing back the pad to the extended position. Hold the position

briefly. Slowly return to an upright position.

Using the range limiter (ST25): If the machine is equipped with a range limiter,

you may adjust the range of motion and starting pad location. Set the desired pad

location by using the number coded pull knob. Set the desired range of motion by

using the letter coded pull knob.

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Life-fitness Pro Series User Manual Page 40