GB-12
MAINTENANCE
Be sure to stop the operation and turn off the 
circuit breaker before performing any mainte-
nance.
CLEANING THE FILTERS
1. Remove the lters.
1. Lift the open panel.
2. Pull the air lters down to remove them.
2. Clean the lters.
Use a vacuum cleaner to remove dust. If the 
lters  are  dirty,  wash  them  with  warm  water 
and a mild detergent. Dry lters in the shade 
before reinstalling.
3. Reinstall the lters and close the open 
panel.
CLEANING THE UNIT AND THE 
REMOTE CONTROL
• Wipe them with a soft cloth.
• Do not directly splash or pour water on them. It 
can cause electrical shock or equipment dam-
age. 
• Do not use hot water, thinner, abrasive powders 
or strong solvents.
MAINTENANCE AFTER AIR 
CONDITIONER SEASON
1. 
Operate the unit in the FAN mode for about half a 
day to allow the mechanism to thoroughly dry.
2. 
Stop the operation and turn off the circuit 
breaker.
3. 
Clean the lters, then reinstall them.
MAINTENANCE BEFORE AIR 
CONDITIONER SEASON
1. Make sure that the air lters are not dirty.
2. Make sure that nothing obstructs the air inlet or 
outlet.
TIPS ON SAVING ENERGY
Below are some simple ways to save energy 
when you use your air conditioner.
Set the proper temperature
• Setting too higher or lower than necessary 
temperature point will result in increased power 
consumption.
Block direct sunlight and prevent drafts
• 
Blocking direct sunlight during cooling operation
 
will reduce power consumption.
• Close the windows and doors during cooling and 
heating operations.
Keep lter clean to ensure the most efcient 
operation
Turn off the circuit breaker when the unit is 
not used for an extended period of time
• The indoor unit still consumes a small amount of 
power when it is not operating.
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