Service Manual

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¡
: Go on,
¥
: Flash,
l
: Go off
ALT (Alternate): Alternate flashing when there are two flashing LED SIM (Simultaneous): Simultaneous flashing when there are two flashing LED
Remote
controller
indication
F01 F02 F10 F29
P01 P10 P12 P31
— —
L20
—
Sensor lamp part
Block indication
Operation
Timer Ready Flash
¥¥
l
ALT
¥¥
l
ALT
¥¥
l
ALT
¥¥
l
SIM
l
¥¥
ALT
l
¥¥
ALT
l
¥¥
ALT
¥
l
¥
ALT
By unit with warning No. ALT
—
¥¡¥
SIM
—
Representative defective position
Indoor unit Heat exchanger sensor (TCJ) error Indoor unit Heat exchanger sensor (TC) error Indoor unit Room temp. sensor (TA) error Indoor unit Other indoor P.C. board error Indoor unit Indoor fan error Indoor unit Overflow detection Indoor unit Indoor fan error Other indoor unit error Error in indoor group LAN system communication error LAN system communication error There are multiple communication adapters.
Detection
Indoor Indoor Indoor Indoor Indoor Indoor Indoor Indoor
Network adapter
Network adapter/
Center
Network adapter/
Center
Network adapter
Explanation of error contents
Open/Short of heat exchanger (TCJ) was detected. Open/Short of heat exchanger (TC) was detected. Open/Short of room temp. (TA) was detected. EEPROM error (Other error may be detected. If no error, automatic address is repeated. Indoor AC fan error was detected. (Fan thermal relay worked.) Float switch worked. Indoor fan error (Over-current / Lock, etc.) was detected. Other indoor under condition of warning in group. E03/L07/L03/L08 warning Sub remote controller error in a group (Details of remote controller are displayed with unit No. Only central control side is displayed.) Communication error of central control system signal ∗ Is not displayed on the remote controller Duplicated indoor address of central control system communication There are multiple communication adapters on remote controller communication line.
Automatic Operation
reset
continuation
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×
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×
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×
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