Air-Con ABSCI4H4S09, Руководство по обслуживанию

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the unit is higher or lower than
normal
7
★
Ο
★
×
Communicatio
n failure
between the
indoor unit and
outdoor unit
a. the communication cable
connect loose;
b. the communication cable is
failure;
c. the connection between the filter
board and the outdoor control
board is incorrect or loose;
d. the connection between the filter
board and the terminal is incorrect
or loose;
e. the indoor control board is failure;
f. the PFC board is failure;
g. the power board is failure;
h. the outdoor control board is
failure.
8
★
Ο
★ ★
Current
overload
protection
a. the fan motor run abnormally;
b. the condensor and evaporator is
dirty;
c. the air inlet and outlet is
abnormally
9
× × Ο ×
Maximum
current
protection
a. the outdoor control board is short
circuit;
b. the drive board is short circuit;
c. the other components is short
circuit
10
× × Ο
★
Communicatio
n trouble
between
outdoor unit
and driver
a. the connection wires connect
loose
b. the outdoor board or drive
board is failure;
11
×
★
Ο ×
Outdoor
EEPROM in
trouble
a. the EEPROM chip is loose;
b. the EEPROM chip inserted with
opposite direction;
c. the EEPROM chip is failure