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Maintenance - Lennox 4 Series Installation Manual

Multi split inverter air conditioner
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6.0.

MAINTENANCE

CAUTION
Take notice of the following items before cleaning your air conditioning unit:
1.
Turn off the main power supply before contact with any wiring device.
2.
Only when the unit is turned off and the main power supply is cut off, can the unit be cleaned;
otherwise it may cause an electric shock or injury.
3.
Do not wash the unit with water or it may cause an electric shock.
4. During cleaning, use the stable platform to prevent falls.
6.1.
Daily Maintenance
a.
Cleaning the filter
1.
Never remove the air filter except for cleaning. Running the unit without the air filter may result in
failure of the unit.
2.
When the air-conditioning unit is used in high dust, the air filter should be cleaned often (generally
once every two weeks).
b.
Maintenance before seasonal use
1.
Check if the air inlet/outlet of the indoor unit is blocked.
2.
Check the earthing is in good condition.
3.
Check the wiring is in good condition.
4. Check the indicating lamp of the wired controller blinks after it is energized.
c.
Maintenance after seasonal use
1.
Let the air conditioning unit run for half day in fan mode to dry the inside of the unit.
2.
If the unit is not to be used for a long time, shut off the main power supply for energy conservation.
The power indicating lamp of the wired control will go off.
13 23 50
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lennoxaus.com.au
LENNOX MULTI SPLIT INVERTER
Slim Line Ducted Indoor Unit
27

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