Lennox VRF VEWCL1B User Manual

65
Error
Code
Content
Error
Code
Content
Error
Code
Content
L8
Power Insufficiency
Protection
d4
Inlet Pipe Temperature
Sensor Error
dn
Swing Assembly Error
L9
Quantity Of Group
Control Indoor Units
Setting Error
d5
Malfunction of middle
tube temperature sensor
y7
Fresh Air Inflow
Temperature Sensor
Error
LA
Indoor Units
Incompatibility Error
d6
Outlet Pipe Temperature
Sensor Error
y8
Indoor Air Box Sensor
Error
Lb
Inconsistency of
Group-controlled Indoor
Units in Reheat
Dehumidification System
d7
Humidity Sensor Error
y9
Outdoor Air Box Sensor
Error
LC
Outdoor-Indoor
Incompatibility Error
d8
Water Temperature
Abnormality
7.3 TABLE OF DEBUGGING CODES
Error
Code
Content
Error
Code
Content
Error
Code
Content
U2
Outdoor Unit Capacity
Code/Jumper Cap
Setting Error
UL
Emergency Operation DIP
switch setting of the
compressor is wrong.
CE
Communication Failure
Between Mode
Exchanger and Indoor
Unit
U3
Phase Sequence
Protection of Power
Supply
C0
Communication between
indoor unit and outdoor unit
and the communication
between indoor unit and
wired controller have
malfunction.
CF
Error of Multiple
Master Indoor Unit
U4
Protection of Lack of
Refrigerant
C2
Communication error
between master control
and inverter compressor
drive
CH
Rated capacity is too
high.
Wired Controller VEWCL1B

Lennox VRF VEWCL1B Specifications

General

Brand	Lennox
Model	VRF VEWCL1B
Category	Controller
Language	English