mundoclima 2022 Manuel page 78

SERIES:
MUCH-H4
High pressure protection
Low pressure protection
Compressor discharge temp. protection
Overloading protection of compressor
Communication malfunction
Indoor fan protection
Indoor ambient temp. sensor error
Indoor evaporator temp. sensor error
! Outdoor condensator temp. sensor error
Outdoor ambient temp. sensor error
Discharge temp. sensor error
MUCO-H6
(CL20390-391)
SERIES:
MUCO-H4
(CL20398-399)
High pressure protection
Freeze protection
Low pressure protection
High discharge temperature protection of compressor
Overloading protection
Indoor room temperature sensor open or short circuit (RT1 indoor)
F1
Indoor pipe temperature sensor open or short circuit (RT2 indoor)
F2
F3 Outdoor room temperature sensor open or short circuit (RT2 outdoor)
Outdoor pipe temperature sensor open or short circuit (RT3 outdoor)
F4
Outdoor discharge temperature sensor open or short circuit (RT1 outdoor)
F5
NOTE:
The unit does not have antiphase protection. So if the phase order is not correct the fans run and the compressor will make
a loud noise.
SERIES:
MH-V5
UNITS: MH-10/20-V5
F1
Room temperature sensor open or short circuit
F2
Pipe temperature sensor open or short circuit
L1 Malfunction of humidity sensor
F0 Freon-lacking protection
(CL2068-684)
(HU10530-531)
TROUBLESHOOTING
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EN