Publicidad
Idiomas disponibles
Idiomas disponibles
en
8 Troubleshooting
Tab.142 Refrigerant circuit fault
Cassette
Walltype
Ceiling-
Floor
Ducted
E3
P5
FH
H5
E8
P4/P6
F6/H4
H7
(B5)H5
P3
Tab.143 Outdoor unit component fault
Cassette
Walltype
Ceiling-
Floor
Ducted
(B1)H1
P2
H4
H6
E1
H8
Tab.144 Outdoor electric controi fault
Cassette
Walltype
Ceiling-
Floor
Ducted
34/3E
F3/LA/L2/L3 Compressor failed to start
31
F1/L1/L4/L7
/L8
3H
F1/LD/LE/L
F
3C
LF
3J
LD
41
LH
32/J7
F9
3F
F2/L5/L6/LC Compressor drive PFC protection
37
HE/HF
192
Description
Discharge temperature too high protection
Discharge temperature too low protection
Cooling: high temperature protection of out-
door unit
Heating: high temperature protection of indoor
unit
Low pressure protection
Lack of refrigerant
Description
Discharge temperature too high protection
Low pressure switch protection
Fault of four way valve
Description
IPM Module Failure Protection
Fault with the fan motor of outdoor unit
Outdoor DC fan out-of-step protection & over
current protection
AD Abnormal protection for outdoor DC fan cur-
rent Detection
IPM Protection of outdoor DC fan drive Modular
Compressor drive hardware protection & fault
with the outdoor unit EPROM
Temperature sensor damaged in IPM/PFC mod-
ule
Cause
Lack of the refrigerant
Stop valve unopened
Damage of the main PCB on the outdoor unit
Temperature sensor shedding
Damage of the main PCB on the outdoor unit
Cooling: poor condenser heat exchange
Heating: poor evaporator heat exchange
Lack of the refrigerant
Heat exchanger blocked
Lack of the refrigerant
Stop valve unopened
Cause
High pressure ou low pressure default
Main PCB default
Poor heat exhange
Refrigerant system is blocked
Damage of four-way valve
Damage coil of four-way valve
Cause
Compressor damaged
Compressor drive module damaged
Compressor wires damaged
Fan motor damaged
Main PCB (40~70K ) damaged
Compressor drive module( 100,120) dam-
aged
Compressor drive module damaged
Compressor drive module damaged
Compressor drive module damaged
7800852 - v02 - 10052022
Publicidad
