Midea MTA-76C(H)RN1 Technical Manual page 135

MCAC-UTSM-201501
Avoid the water enter into the wired controller, use trap and putty to seal the connectors of
wires during wiring installation. When under installation, reserve certain length of the
connecting wire for convenient to take down the wired controller while during maintenance.

Wired controller's front cover installation:
After adjusting the front cover and then buckle the front cover. Avoid clamping the
communication switching wire during installation.
Correct install the back cover and firmly buckle the front cover and back over, otherwise will
make the front cover drop off.

Wired controller initial parameter setting
Change the related functions of the controller through adjusting the initial parameters.
The wired controller initial parameter includes two codes 'XY". The first code 'X' means the
function class, the second code 'Y' means detailed configuration of this function.
Step1: Simultaneously press the mode button
controller for 5 seconds to enter the parameter setting state.
Midea R410A T3 Top-discharge Split Type Series 50Hz
and fan speed button of the wired
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