Trouble Shooting
Condition
Check Item
Corrective Action
Doesn't
operate
Is plug firmly inserted?
Is fuse burned out?
Is there power failure?
Restore power or replace
fuse.
No cool air of
poor cooling
Is thermostat switch
incorrectly adjusted?
Is there direct sunlight
into the room?
Is mode selection switch
set to fan mode?
Are doors or windows left
open?
Is there any obstacle
blocking air inlet or outlet?
Is the fresh air window
shifted to the open?
Is there a strong heat
source in the room?
Is air filter clogged?
Adjust the themostate.
Use curtain or blinds.
Select cool mode.
Shut doors and windows.
Remove the obstacle.
Close the fresh air
window.
Remove or turn off the
heat source.
Remove and clean.
If problems cannot be solved, please pull out power plug and contact your dealer.
14
Summary of Contents for HW-18CH2N
Page 7: ...Operation Guide 7...
Page 8: ...Operation Guide 8 THIS FEATURES IS AVAILABLE IN SELECTED MODEL...
Page 9: ...Operation Guide 9...
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