Routine Maintenance; Cleaning Of Filter; Maintenance Before The Seasonal Use; Maintenance After The Seasonal Use - Gree GMV-ND22T/B-T Manual De Usuario

Multi Variable Air Conditioners Cassette Type Indoor Unit

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 using hot water of over 45°C to prevent the unit from losing color or
deforming.
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 air filter on the air inlet for cleaning. Use a dust catcher or water to clean it.
If the filter is very dirty(e.g. greasy), you can clean it using warm water(below 45°C) that
is mixed with mild detergent. Then let it dry naturally in cool places;
(2) If the air conditioner is used in dusty place, please clean the air filter regularly (generally
once every 2 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 the grounding wire is in good condition.
(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 Table of Error Codes for Indoor Unit

Error
Content
Code
L0 Indoor Unit Error
Indoor Fan
L1
Protection
L2 E-heater Protection
Water Full
L3
Protection
Wired Controller
L4 Power Supply
Error
L5 Freeze protection
No Master Indoor
L7
Unit Error
Power Insufficiency
L8
Protection
Copyright 2018. This translation is property of GREE PRODUCTS SL. All rights reserved. Total or partial reproduction without its express authorization is prohibited.
Error
Content
Code
Indoor Units Incompatibility
LA
Error
LH Low Air Quanlity Warning
ODU-IDU Incompatibility
LC
Error
d1 Indoor Unit PCB Error
Ambient Temperature
d3
Sensor Error
Inlet Pipe Temperature
d4
Sensor Error
Outlet Pipe Temperature
d6
Sensor Error
d7 Humidity Sensor Error
19
Error
Content
Code
d9 Jumper Cap Error
Indoor Unit Network Address
dA
Error
dH Wired Controller PCB Error
Capacity DIP Switch Setting
dC
Error.
Indoor Unit CO2 Sensor
dL
Error
Capacity DIP Switch Setting
dE
Error.
Special Code: Field
db
Debugging Code
C0 Communication Error