mundoclima 2022 Manuel page 94

SERIES:
OUTDOOR UNIT MAXI MVD V6R (3 pipes)
MVD-V6R252W/V2GN1
UNITS:
MVD-V6R280W/V2GN1
MVD-V6R335W/V2GN1
MVD-V6R400W/V2GN1
MVD-V6R450W/V2GN1
MVD-V6R500W/V2GN1
Displayed
content
E0 Communication error between outdoor units
E2 Communication error between MS and master unit
E4
E5
Abnormal power supply voltage
E7 Discharge temperature sensor error (T7C1)
E8 Outdoor unit address error
E9 EEPROM mismatch of compressor
F1 DC bus voltage error
F3 T6B temperature sensor error
F5 T6A temperature sensor error
zF6
Electronic expansion valve connection error
F9 T5 temperature sensor error
FA T8 temperature sensor error
Fb T9 temperature sensor error
Fc TL temperature sensor error
Fd T7 temperature sensor error
H0 Communication error between main board and compressor drive board
H2 Qty. of outdoor unit decreases error
H3
Qty. of outdoor unit increases error
H4 Compressor inverter module protection
H5 Low pressure protection lock out (P2 3X in 60 minutes)
H6 Compressor discharge temperature protection ( P4 3X in 100 minutes)
H7 Qty. of indoor units mismatching
H8 High pressure sensor error
xH9 DC fan module protection ( P9 10X in 120 minutes)
Hb
Low pressure sensor error
yHd Slave unit malfunction(y=1,2 ,1Hd stands for slave unit 1 error)
C7 Compressor inverter module temperature protection ( PL 3X in 100 minutes)
P1 High pressure protection
P2 Low pressure protection
P31 Primary current protection
P32 Secondary current protection
P4 Discharge temperature protection or discharge temperature switch protection
In the event of S10=ON, a forced test operation is set. However, a test
U0
operation is not performed for 30 minutes after power-on
xP9 DC fan module protection
PL Compressor inverter module temperature protection
PP Compressor discharge insufficient superheat protection
A0 Emergency stop
A1w Refrigerant leakage protection
CA2 The system is connected to VRF DX AHU control box only
CA3 The system is connected only to the HT hydro module
CA4 The system is only connected to VRF DX AHU control box + HT hydro module
The system is simultaneously connected to VRF indoor + VRF DX AHU
CA5
control box + HT hydro module
Cb1 VRF indoor is beyond the connection range
Cb2 VRF DX AHU control box is beyond the connection range
The HT hydro module is beyond the connection range
Cb3
Cb4 The Qty. of IDUs connected to the system is beyond the connection range
L0 Inverter compressor module error
L1 DC bus low voltage protection
(CL23620)
(CL23621)
(CL23622)
(CL23623)
(CL23624)
(CL23625)
Error or protection definition
94
TROUBLESHOOTING
(CL23620 to CL23625)
Only displayed on the slave unit with
the error
Only displayed on the the master unit
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Only displayed on the the master unit
Only displayed on the the master unit
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Only displayed on the the master unit
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Only displayed on the the master unit
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Displayed on the unit with the error
Note: For more error code, see next page.
EN
Remarks