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Model Differences
INTRODUCTION
MODEL DIFFERENCES
Your new 550 ZTX treadmill, the finest home treadmill ever produced, is part of a family of three treadmills with a variety of combinations of features. Since this owner's guide covers all three models, you might notice explanations of features that are different from your treadmill.
Here are the differences between the three models:
Programmed (P) model:
ω10 x 25 pixel
ωall four
ωno heart rate receiver or heart rate control
INTRODUCTION
Heart Rate Control (HRC) model adds:
ωfour different heart rate control modes
ωPolar heart rate receiver
5 5 0 Z T X T r e a d m i l l O w n e r ’ s G u i d e
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