Lennox VRF VEWCL1B

66
Error
Code
Content
Error
Code
Content
Error
Code
Content
U5
Wrong Address of
Compressor Drive
Board
C3
Communication error
between master control
and inverter fan motor drive
CJ
System addresses is
incompatible.
U6
Valve Abnormal Alarm
C4
Error of Lack of Indoor Unit
CL
Rated capacity is too
low.
U8
Indoor Unit Tube
Malfunction
C5
Alarm of Indoor Unit Project
Number Collision
Cn
Indoor and Outdoor
Network Error of Mode
Exchanger
U9
Outdoor Unit Tube
Malfunction
C6
Alarm of Wrong Number of
Outdoor Unit
CP
Error of Multiple
Master Wired
Controller
UC
Master indoor unit is
successfully set.
C7
Mode Exchanger
Communication Error
CU
Communication Error
between Indoor Unit
and Remote Receiver
UE
Refrigerant Charging is
ineffective.
Cb
Outflow of Units IP Address
Cy
Communication Error of
No Master in Mode
Exchanger
UF
Indoor Unit Identification
Error of Mode
Exchanger
Cd
Communication Failure
Between Mode Exchanger
and Outdoor Unit
Wired Controller VEWCL1B