How do I change the maximum weight allowed for an exercise?

To adjust the max weight that can be entered via the dial.

 

Tap on the dial - this will bring up the keypad.

The range listing is at the top of the Keypad - there is a small right facing triangle.

 

Tap this and you will get an option to set the MAX  - type it directly into the keypad.

Note you can also tap to select the min setting - again enter this directly via the keypad. 

Press DONE on the keypad to save 

 

Now for the exercise:

Next to adjust and exercise setup - Double tap on the exercise

This will bring up a popup window - Choose EDIT 

Adjust the minimum movement threshold using the slider.

Click UPDATE to save.