Push the button until the Start Times icon is displayed.
Use the or button to change the start time. (The start times advance in 15 minute increments) Hold either button down for 1 second to change times rapidly.
Press the button to select the next start time (up to 9 start times are available).
button until the Start Times icon 
is displayed.
or 
button to change the start time. (The start times advance in 15 minute increments) Hold either button down for 1 second to change times rapidly.
button to select the next start time (up to 9 start times are available).