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3-5. 4 TIMER OPERATION AND
PROGRAMMING
(Continued)
3-5
Special Program Mode
1. Turn the POWER switch off. Then press and hold
both
and turn the POWER switch back on.
Hold in on the
then release
. Display now shows "ºF" or "ºC".
Press the
or
to "ºF" (Fahrenheit).
2. Press and release the
or "P=L", which means program unlock(U) or
lock(L). The
must show "P=U" before the temperature or times can
be changed.
3. Press and release the
shows"CAL". To calibrate the temperature, press
and hold the
the actual temperature.
4. Press and release the
in the display. In- means initialization. Press
and hold the
or
display to count down from 3. The beeper sounds
and the controls will be set at factory settings.
5. Press and release the
the display. OP means output test. Press and release
the
to turn the relay and heater off and on.
Press and hold the
Mode at any time. Also, the controls automatically
exit the Special Program Mode, if no buttons are
pressed for 1 minute.
Model MMP-941
until SP shows on the display,
to toggle from "ºC (Celsius),
. The display shows "P=U"
toggles from U to L. The display
2 times and the display
and use
to match the display to
3 times and "In-" shows
at this time and allow the
4 times and "OP" shows in
to exit the Special Program
707
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