OUTDOOR UNITS MINI MVD V4+ (20 - 45 kW)
SERIES:
MUCHR-H7T
UNITS:
MVD-V200W/DRN1
MVD-V224W/DRN1
MVD-V260W/DRN1
MVD-V400W/DRN1
MVD-V450W/DRN1
Code
E1
Phases sequence fault
E2
Communication malfunction between indoor and outdoor
E4
T3 and/or T4 sensor fault
E5
Voltage protection (one phase or neutral can be missing)
E6
DC fan motor fault
E7
T5 discharge probe fault
EA
Sensor value more than 27ºC during 5 minutes in heating mode
EB
E6 fault displayed twice in 10 min
H0
Communication malfunction (mismatch between main and inverter module chips)
H1
Communication malfunction (mismatch between main and communication chips)
H4
P6 fault displayed three times in 30 min
H5
P2 fault displayed three times in 30 min
H6
P4 fault displayed three times in 100 min
H7
Amount of indoor units decreasing
H8
High pressure sensor fault (pressure transducer)
H9
P9 fault displayed three times in 60 min
P0
High temperature protection in the compressor
P1
High pressure protection or safety discharge thermostat open
P2
Low pressure protection
P3
Overcurrent protection
P4
High temperature protection in the compressor discharge T5
P5
High condensation temperature protection T3
P6
Inverter module protection
P8
Typhoon protection
P9
Fan inverter module protection
PL
High temperature protection in module (inverter)
C7
P6 protection displayed three times in 100 min
L0
Inverter module fault
L1
Low voltage protection DC
L2
High voltage protection DC
L3
Reserved
L4
MCE fault / synchronization / close to circuit
L5
Zero speed protection
L6
Reserved
L7
Phases fault
L8
Frequency increased more than 15Hz in 1 s.
L9
Frequency difference between current and the main command more than 15Hz
(CL20259)
(CL23269)
(CL23270)
(CL23271)
(CL23272)
(CL23273)
Description
TROUBLESHOOTING
(CL23269 to CL23273)
OUTDOOR UNIT MUCHR-H6
OUTDOOR UNIT MUCHR-H7T
OUTDOOR UNIT MUCHR-H8
85
EN
(CL23904 to CL23906)
(UE20259)
(CL23915 to CL23919)
Applicable
All
All
All
All
All
All
All
All
All
All
All
All
All
All
All
All
All
All
All
All
All
All
All
All
All
40 - 45 kW
40 - 45 kW
All
All
All
All
All
All
All
All
All
All