Error Code List Of Idu - Lennox VRF VEWCL1E Instruction Manual

10.2 Error Code List of IDU

Code
L0
L1
L2
L3
L4 Wired Controller Power Supply Error
L5
L7 No Master Indoor Unit Error
L8
Quantity Of Group Control Indoor
L9
LA Indoor Units Incompatibility Error
LH Low Air Quanlity Warning
Content
Indoor Unit Error
Indoor Fan Protection
E-heater Protection
Water Full Protection
Anti-Frosting Protection
Power Insufficiency
Protection
Units Setting Error
Wired Controller VEWCL1E
Code
dn
dy
y1
y2
y3
y7
y8
y9
yA
yH
yC
67
Content
Swing Assembly Error
Water temperature sensor
error
Inlet Pipe Temperature Sensor
2 Error
Outlet Pipe Temperature
Sensor 2 Error
Middle tube temperature
sensor 2 error
Fresh Air Inflow Temperature
Sensor Error
Indoor Air Box Sensor Error
Outdoor Air Box Sensor Error
IFD error
Fresh air-out sensor error
Air-return inlet sensor error