Multi Variable Air Conditioners Fresh Air Series Indoor Unit
25
6 Routine Maintenance
WARNING!
①
Do turn off the unit and cut off the main power supply when cleaning the air conditioner to avoid
electric shock or injury.
②
Stand at solid table when cleaning the unit.
③
Do not clean the unit with hot water which temperature is higher than 45
℃
to prevent fading or
deformation.
④
Do not dry the filters by fire, or it may catch fire or become deformed.
⑤
Clean the filter with a wet cloth dipped in neutral detergent.
⑥
Please contact after-sales service staff if there is abnormal situation.
6.1 Cleaning of Filter
(1) Remove the filters from inlet of IDU. Use a vacuum cleaner to remove dust. If the filters are dirty,
wash them with warm water and mild detergent, and dry the filters in the shade.
(2) If the unit used in the environment with much dust, please clean it regularly. (Usually once every
two weeks).
6.2 Maintenance before the Seasonal Use
(1) Check if the air inlet and air outlet of indoor and outdoor unit are blocked.
(2) Check if securely grounded.
(3) Check if all the power cord and communication cable are securely connected.
(4) Check if any error code displayed after energized.
6.3 Maintenance after the Seasonal Use
(1) Set the unit in fan mode for half a day in a sunny day to dry the inner part of unit.
(2) When the unit won’t be used for a long time, please cut off power supply for energy saving; the
characters on the wired controller screen will disappear after cutting off the power supply.
7 The Table of Error Codes for Indoor Unit
Error
Code
Content
Error
Code
Content
Error
Code
Content
L0
Indoor Unit Error
LA
Indoor Units Incompatibility
Error
d9
Jumper Cap Error
L1
Indoor Fan
Protection
LH
Low Air Quality Warning
dA
Indoor Unit Network
Address Error
L2
E-heater Protection
LC
ODU-IDU Incompatibility
Error
dH
Wired Controller PCB
Error
L3
Water Full
Protection
d1
Indoor Unit PCB Error
dC
Capacity DIP Switch
Setting Error.
L4
Wired Controller
Power Supply Error
d3
Ambient Temperature
Sensor Error
dL
Outlet Air Temperature
Sensor Error
L5
Freeze protection
d4
Inlet Pipe Temperature
Sensor Error
dE
Indoor Unit CO
2
Sensor
Error
L7
No Master Indoor
Unit Error
d6
Outlet Pipe Temperature
Sensor Error
C0
Communication Error
Содержание GMV-NX140P/A(X1.2)-K
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