Lennox VRF VEWCL1E - Page 72

Wired Controller VEWCL1E
68
Code Content Code Content
Lb
Inconsistency of Group-controlled
Indoor Units in Reheat
Dehumidification System
yL
Air-return outlet temperature
sensor error
LF
Shunt Valve Setting Error
yE
High liquid level switch error
LJ
Wrong Setting of Function DIP
Switch
yF Low liquid level switch error
LC
Outdoor-Indoor Incompatibility Error
o1
Low voltage of IDU bus bar
LU
Inconsistent Branch of
Group-controlled Indoor Units in Heat
Recovery System
o2 High voltage of IDU bus bar
LP
Zero-crossing malfunction of PG
motor
o3 IDU IPM module protection
d1
Ambient Temperature Sensor Error
o4
IDU startup failure
d3
Ambient Temperature Sensor Error
o5
IDU overcurrent protection
d4
Inlet Pipe Temperature Sensor 1
Error
o6
IDU current detective electric
circuit error
d5
Malfunction of middle tube
temperature sensor
o7
IDU losing step protection
d6
Outlet Pipe Temperature
Sensor 1 Error
o8
IDU driver communication
error
d7 Humidity Sensor Error o9
Communication error of IDU
master controller