Amcor UCHW-H24AF2 - Manual (Page 24)

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Self Diagnosis Functions
*
Our company provides the thoughtful services for customer,air conditioners had been
installed self diagnosis system to display the information for the units.
INSTALLATION & REPAIR GUIDE
Split Wall-Mounted air conditioner
8
*According to the service conditions and operating environment , the inside of the air conditioner
will become dirty after several seasons (3 to 5years ) of service , resulting in decreased operating
performance .Inspection and maintenance are recommended in addition to usual cleaning (The
air conditioner can be used for a longer period and without anxiety .)
*As to inspection and maintenance , consult your dealer or any one of business offices of dealing
companies .(Service charge is required in this case .)
*We recommend to perform inspection and maintenance during an off seasons.
*Choose the place where hot air and operation noise from the outlet of the outdoor unit do not annoy
the neighborhood .
*Things left near the outlet and inlet of the outdoor unit cause malfunction or increased operation
noise . Do not leave obstacles near the outlet and inlet .
*If irregular sound is heard during operation , consult with your distributor .
*Inspection and Maintenance
Note:Above self check information is commonly applicable in our most air conditioners,but some
are special,you can refer to the User's Manual for information or contact the dealer or authorized
maintenance people for help.
Digital self-check code/
(Polychrome screen self-check code)
Hint to defrosting Flicker 1 time/1s
Hint to defense
against cold wind
Flicker 1 time/3s
Failure of room
temperature sensor
Failure of coiled
pipe sensor
Abnormality of
outdoor unit
Without feedback of
internal fan motor
Zero crossing signal
without current
External feedback
failure
Overheat protection
Water pump failure
Self-check code of luminotron/
(Self-check code of running lamp)
Flicker 2 times/4s
(Flicker 2 times/8s)
Flicker 3 times/5s
(Flicker 1 time/8s)
Flicker 4 times/6s
(luminating)
Flicker 5 times/7s
(Flicker 6 times/8s)
Flicker 6 times/8s
Flicker 7 times/9s
Flicker 8 times/10s
Flicker 9 times/11s
Self-check
information
Indicates "dF"or defrosting
indicator displays
Fan motor picture not running
E2/(L2)
E3/(L1)
E4/(E5)
E5/(L6)
E7
E6
E8
E9