Whirlpool RB1200XV Use & Care Manual page 6

Using the Minute Tier
The Minute Timer does not start or stop the oven, It works like a kitchen timer.
Set it in minutes up to an hour, You will hear a buzzer when the set time is up.
DO NOT PUSH IN THE KNOB
when setting the Minute Timer.
1.
Without pushing it in,
turn the
Minute Timer Knob until the timer
hand passes the setting You want.
2. Without pushing in,
turn the knob
back to the setting You want.
When the time is up,
a buzzer
will sound. To stop the buzzer, turn
the Minute Timer hand to OFF.
PUSHING IN AND TURNING THE MINUTE TIMER KNOB CHANGES THE CLOCK
SETTING.