3M 50 - Manual (Page 13)

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Touch MENU and then DIFF. Use the arrows to set the DIFF.
Recommend 2°F for very cold climates and the 4°F for warm climates.
MANUAL Screen Functions
The 3M-50 has 4 manual override commands. The manual screen is accessed by touching the large
current temperature display in the middle of the HOME screen.
IMPORTANT: The Mode must be in HEAT or COOL to access the manual screen.
TEMPORARY override Touch the + / - arrows to select your desired temporary Target
Temperature. Touch HOME to return to operation. The TEMPORARY icon will display indicating
you have modified the Target Temperature for the current Time Slot only. It goes back to the
program target at the next period. Also, when in TEMPORARY, if the target is set the same as the
programmed target for that period, the word TEMPORARY will go out.
HOLD This will hold the target temperature you set indefinitely, until you turn HOLD off. HOLD will allow
you to operate your thermostat as a manual thermostat. It will keep whatever temperature you set until
you change it or cancel hold. Take care using the HOLD function as the program is now bypassed. To set
a hold target temperature, touch HOLD and use the +/- icons to select your hold temperature. The HOLD
icon will display on the HOME screen indicating you have changed the Target Temperature. The system