Setting New Temperature; Span Setting - Midea MRCT-075CWN1-D(C) Technical & Service Manual

MCAC-RTT6S-201701 Midea R410A Tropical ClimaCreator Series Rooftop Package 220V 3Ph 60Hz

5) Setting new temperature

Press either the UP or DOWN once and display the set temperature.
Press either UP or DOWN again to change to your desired setting temperature. Hold the key
down for over 2 seconds to fast advance the setting temperature.
The display will return to the normal room temperature after the keys have been released for 5
seconds.
6) Filter monitor
The controller counts the number of hours your system's filter has been in use. To maximize your
system's performance and energy efficiency, change or clean your filter regularly. If the total
systems run time for heat and cool reaches 400 hours, the filter change indicator will flash as a
reminder to check your system's filter.
After changing or cleaning the system filter, press and hold the Filter hole for 3 seconds. The
display will blink, and the counter will be reset to zero.
Notes: Pressing the Filter key at any time for less than 3 seconds will cause the filter change
indicator to appear on the LCD. This is only to confirm key operation, and the counter is not
affected unless the key is held for greater than 3 seconds.

7) Span setting

The controller is set at the factory to cycle at 2˚F (1˚C) above and below the set temperature.
(Span = 2) This setting has been designed to provide a comfortable room temperature under
most all conditions. However, if you find your system cycling too fast or too slow, then the span
116