16
TROUBLESHOOTING
Before seeking repair or service, please check the following:
PROBLEM
CHECK
ACTION
No power to Air Conditioner
• Is A/C plugged into power supply
outlet?
• Has fuse blown (circuit breaker
switched off) or A/C switched off?
• Insert power plug securely into
power supply outlet and turn
power on.
• Turn A/C off, replace fuse wire (or
turn on circuit breaker), turn A/C
back on.
Power to Air Conditioner, but unit
does not operate.
• Is timer on?
• Wait for timer to count down or
cancel timer setting by pressing
TIMER button.
Air Conditioner does not cool after
turning on.
• Is air coming out of the exhaust
hose?
• If not, wait three minutes from
turning on, safety device prevents
compressor (which provides
cooling) being turned on for about
three minutes
The compressor and fan has
stopped.
Is “Ft” displayed on LCD?
• Drain water.
Air Conditioner not cooling
satisfactorily.
• Cooling power not enough for the
conditions of area or room?
• Air exhaust hose blocked?
• Air exhaust hose bent over?
• Standard air exhaust hose has
been extended longer than 1.5m?
• Air exhaust hose detatched?
• Window/door opened?
• Air inlet/outlet blocked?
• Air filter dirty?
• Fan speed set at low?
• Has the temperature been set low
enough?
• Ensure A/C is suitable for
conditions of area and room.
• Clear blockage.
• Always keep the hose at its
shortest possible length and as
straight as possible.
• Remove extension, always keep
standard hose length less than
1.5m.
• Connect the hose.
• Close the windows/doors to room
being cooled.
• Clear blockage.
• Clean air filter.
• Set suitable higher speed.
• Reduce temperature setting.
Air Conditioner vibrates.
• Is it leaning or unbalanced?
• Place on level floor.
Lt/PF/FT appears on the display.
•See self-diagnosis section.
