Daitsu CDV-46 Manual page 71

Error
Content
Code
Power Insufficiency
L8
Protection
Quantity Of Group
L9 Control Indoor Units
Setting Error
Indoor Units
LA
Incompatibility Error
Inconsistency of
Group-controlled Indoor
Lb
Units in Reheat
Dehumidification System
Outdoor-Indoor
LC
Incompatibility Error
7.3 TABLE OF DEBUGGING CODES
Error
Content
Code
Outdoor Unit Capacity
U2 Code/Jumper Cap
Setting Error
Phase Sequence
U3 Protection of Power
Supply
Protection of Lack of
U4
Refrigerant
Error
Content
Code
Inlet Pipe Temperature
d4
Sensor Error
Malfunction of middle
tube temperature sensor y7
d5
Outlet Pipe Temperature
d6
Sensor Error
d7 Humidity Sensor Error
Water Temperature
d8
Abnormality
Error
Content
Code
Emergency Operation DIP
UL switch setting of the
compressor is wrong.
Communication between
indoor unit and outdoor unit
and the communication
C0
between indoor unit and
wired controller have
malfunction.
Communication error
between master control
C2
and inverter compressor
drive
65
Wired Controller CDV-46
Error
Content
Code
dn Swing Assembly Error
Fresh Air Inflow
Temperature Sensor
Error
Indoor Air Box Sensor
y8
Error
Outdoor Air Box Sensor
y9
Error
Error
Content
Code
Communication Failure
Between Mode
CE
Exchanger and Indoor
Unit
Error of Multiple
CF
Master Indoor Unit
Rated capacity is too
CH
high.