mundoclima 2022 Manuel page 67

SERIES: MULTISPLIT - H3M MULTISPLIT - H3M
UNITS: MUEX-42-H3.5
Code
ON Normal running
08 Defrosting mode 1
0A Defrosting mode 2
dd Trial / Run operation
E1 High pressure protection
E2 Shutdown for whole unit anti-freeze protection
E3 Low pressure ptrotection
E4 High discharge temp. Protection
E5 Whole unit over-current protection
E6 Cimunication error
E8 Cooling overload protection
E9 Indoor unit water full error
OC Heating overload protection
F0 Refrigerant recovery mode
F3 Outdoor ambient temperature sensor error (RT2)
F4 Outdoor mid-coil temperaure sensor error (RT1)
F5 Outdoor discharge temperature sensor error (RT3)
F7 Oil return for cooling
H1 Forced defrosting
H1 Oil return for heating or defrosting
H3 Compressor overheat protection
H5 IPM protection
H7 Motor desynchronizing
Hc PFC error
Lc Startup failure
LA DC fan motor error
H6 No indoor fan motor
U1 Compressor phase circuit detection error
U3 U3 DC link voltage drop error DC link voltage drop error
U8 Zero detection circuit error
Ld Phase loss
L9 Too high power protection
LE Compressor stalling
LF Over-Speed
P0 IPM reset
P5 Compressor current protection
P6 Comunication error between the inverter drive and the main controler
P7 Radiator temp. sensor error
P8 Ratiator overheat protection
P9 AC contactor protection
Pc Current sensor error
Pd Sensor connection protection
PH Over voltage protection
PL Low voltage protection
PE Temp. Drift protection
PF Drive board ambient temperature sensor error
PA AC current protection
PU Charging circuit error
PP AC input voltage anomaly
(CL20810-838)
(CL20813)
Description
TROUBLESHOOTING
Note: Continued on next page.
67
EN
Error Type
-
Special Mode
Special Mode
Special Mode
Outdoor
System Error
Outdoor
Outdoor
Outdoor
Outdoor + Indoor
System Error
Indoor
System Error
Special Mode
Outdoor
Outdoor
Outdoor
Special Mode
Special Mode
Special Mode
Drive error
Drive error
Drive error
Drive error
Drive error
Outdoor
Indoor
Outdoor
Outdoor Outdoor
Outdoor
Drive error
System Error
Outdoor
Drive error
Drive error
Drive error
Drive error
Drive error
Drive error
Drive error
Drive error
Drive error
Drive error
Drive error
Drive error
Drive error
Drive error
Drive error
Drive error