Filter Monitor; Keyboard Lock - Midea MRCT-075CWN1-D(C) Technical & Service Manual

Midea R410A Tropical ClimaCreator Series Rooftop Package 220V 3Ph 60Hz MCAC-RTT6S-201701
Example: this LCD display shows today's usage to be 10 hours, 26 minutes. Press RUN and
hold for 3 seconds to reset the energy monitor's counters. The display will blink and counter will
be cleared to zero.
Clearing the energy monitor counter will also clear the filter monitor counter, as filter usage and
total energy usage are the same. Also, clearing the filter monitor counter will clear all energy
monitor counters as well.

8) Filter monitor

This controller also keeps a record of the number of hours filter has been in use. To maximize
unit's performance and energy efficiency, changing or clearing filter regularly is necessary.
When the total system run-time for heat and cool reaches 500 hours, the filter is needed to clean
or change, and the FILT will continue to flash until the counter is set back to zero.
Press ENER to review total filter usage. The display will blink FILT. Then show the filter monitor
counter. After 15 seconds, the display will return to normal mode, or press RUN to exit
immediately.
The filter monitor will display up to 999 hours and 59 minutes of usage. In this example ,the
counter is at 410 hours and 26 minutes.

9) Keyboard lock

The keyboard can be locked to prevent unauthorized changes to the controller. To lock or unlock
the keyboard, press and hold RUN key for 3 seconds. The keyboard is locked. When LOCK
appears on the display, all keys are locked, and any time a key is pressed, LOCK will appear on
the display for 1 second.
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