White Rodgers 1F70 - Manual (Page 9)

SET AND START THE TIMER
Afterthe time selectors are in place, follow these
steps to set and start the timer.
1. Turn the dial at least one complete coun­
terclockwise revolution past the correct
time of day.
2. Continue to turn the dial counterclockwise
until correct time is ONE HOUR past the
time reference marker (see fig. 3). If you
turn the dial more than two hours past the
correct time, start again at step 1.
3. Turn the dial clockwise to the correct time
(be sure you have selectedthe proper AM or
PM time setting).
TIME REFERENCE MARKER
Figure 3. Setting timer clock.