Troubleshooting - Carrier 40TSV0131UP Owner's Manual

11

Troubleshooting

Check the points described below before requesting repair.
S y m p o t m
Outdoor unit • A noise is heard when the power is turned on.
• Sometimes a swishing is heard.
Indoor unit
• A c a l k c n i g s o u n d s i h e r a . d
• Discharged air smells unusual.
• The fan continues running even after the unit
operation is stopped.
• The air conditioner is not working or a power failure
has occurred.
• The power switch is not turned on.
Operation does
not start even if • The air conditioner is in the ON timer operation.
the switch is
• The batteries of the remote controller have been
turned on.
exhausted.
• The LEDs on the signal receiving unit are not in
normal state or operation mode is not correct.
The room does not cool down.
If any of the following occur, stop running the unit immediately, turn off the circuit breaker, and contact the dealer where you
purchased the product.
• The switch does not work properly.
• The circuit breaker often blows out.
• You unintentionally put a foreign object or water inside.
• The unit cannot be run even after the cause of the protective device activation is removed.
• Other unusual conditions are found.
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• The outdoor unit is preparing for running.
• When the unit starts running, during operation, or
immediately after the unit stops running, a sound such
as water flowing may be heard, or the operation sound
may become louder for a couple of minutes
immediately after the unit starts running. This is the
sound of the refrigerant flowing or the dehumidifier
draining.
• T h s i s i a s o u n d g e n e a r e t d w h e n h t e h e t a e c x h a n g e , r
etc. expands and contracts slightly due to temperature
change.
• Various smells from the walls, carpet, clothes,
cigarette, cosmetics, etc. adhere to the air conditioner.
• The fan keeps running to self clean operation the heat
exchanger during drying.
• Push START/STOP (ON/OFF) button on the remote
controller again.
• Turn on the power switch if it is off.
• Cancel the timer operation.
• Replace the batteries.
• Change the operation mode.
• Is the air intake or discharge of the outdoor unit
clogged?
• Is a door or window open?
• Is the air filter clogged with dust?
• Is the air volume set to "Low"? or is the operation mode
set to "Fan"?
• Is the setup temperature appropriate?
– 20 –
Case with wireless remote controller
<Representative examples>
Contact the dealer from whom you purchased the air conditioner.
P h e n o m e n o n
These LEDs do not light or
-Power is not turned on.
blink even if the remote
-Incorrect connection between signal receiving unit and indoor unit
controller is operated.
Communication error between signal receiving unit and indoor unit or address setup
error when the wired remote controller is used.
Communication error between indoor unit and outdoor unit.
The protective device of the indoor unit is activated.
The LEDs flash. The protective device of the outdoor unit is activated.
Temperature sensor of indoor unit is error.
The compressor of the outdoor unit is protected.
The air conditioner is performing a test run.
LEDs on the signal receiving unit : OFF : Blinking (at intervals of 0.5 seconds)
LED colour : Green : Green : Orange
Check those items. If any of those problems remains, stop the operation and turn off the power. Contact the dealer whom you
purchased the air conditioner from. Convey the air conditioner model name, and details of the error (including LED flashing
state). Do not repair any unit by yourself as it is dangerous.
P o s s b i e l c a u s e
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