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(3) Do not clean the filter by hot water higher than 45° C for preventing fade or deformation.
Do not burn it on fire or the filter would catches fire or deformation.
(4) Install air filter
Install the air filter properly along the arrow direction, making the side marked "Front" facing
yourself and then place the panel back.
Fig 7.2.1
7.3 Check before the usage season
(1) Check if there is blockage in the inlet or outlet vent of the air conditioner.
(2) Check if the earth wire is earthed reliably.
(3) Check if the batteries in the wireless remote controller have been replaced.
(4) Check if the air filter has been installed properly
In order to start up the air conditioner smoothly after it has been turned off for a long time
period, energize the unit 8 hours before turning it on.
7.4 Check after the usage season
(1) Clean filter and body of air conditioner.
(2) Cut off the main power supply of air conditioner.
8 Table of Error Codes for Indoor Unit
Error
Content
Code
L0
Indoor Unit Error
L1
Indoor Fan Protection
L2
E-heater Protection
L3
Water Full Protection
Wired Controller Power
L4
Supply Error
L5
Anti-freezing Protection
No Master Indoor Unit
L7
Error
Power Insufficiency
L8
Protection
Special Code:
db
Project Debugging Code
Multi Variable Air Conditioners WALL Mounted Type Indoor Unit
Error
Content
Code
Quantity Of Group Control
L9
Indoor Units Setting Error
Indoor Units Incompatibility
LA
Error
LH
Low Air Quality Warning
Outdoor-Indoor Incompatibility
LC
Error
d1
Indoor Unit Circuit Board Error
Ambient Temperature Sensor
d3
Error
Inlet Pipe Temperature Sensor
d4
Error
Outlet Pipe Temperature Sensor
d6
Error
Outlet Air Temperature Sensor
dL
Error
12
Fig 7.2.2
Error
Content
Code
Water Temperature Sensor
d8
Error
d9
Jumper Cap Error
Indoor Unit
dA
Network Address Error
Wired Controller Circuit Board
dH
Error
Capacity DIP Switch Setting
dC
Error
dE
Indoor Unit CO
Sensor Error
2
C0
Communication Error
AJ
Filter Cleaning Reminding
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