107
Wired remote
controller display
Cause
Correction
Nothing is
displayed
Nothing is
displayed
E 0 1 displayed
E 0 2 displayed
E 0 9 displayed
E 1 4 displayed
E 0 4 displayed
E 0 6 displayed
E 1 5 displayed
E 1 6 displayed
E 2 0 displayed
P 0 5 displayed
L 0 2 displayed
L 1 3 displayed
P 0 9 displayed
L 0 7 displayed
Indoor unit
receiver lamp
Operating lamp
is blinking.
Standby lamp
is blinking.
Both the Operation
lamp and Standby
lamp are blinking
together.
Operation lamp and
Standby lamp are
blinking alternately.
Timer lamp and
Standby lamp are
blinking alternately.
●
Remote controller is not connected correctly.
●
Indoor unit power is not ON.
●
Automatic address setting has not been
completed.
●
Inter-unit control wiring is cut or is not
connected correctly.
●
Remote controller is not connected correctly
(remote controller receiving failure).
●
Remote controller is not connected correctly
(failure in transmission from remote controller
to indoor unit).
●
Indoor-outdoor inter-unit wiring is not
connected correctly.
●
Indoor unit capacity is too low.
●
Indoor unit capacity is too high.
●
No serial signal is being received at all from
the indoor units.
●
Inter-unit circuit or open phase in the outdoor
unit power
●
Insufficient gas
●
Indoor-outdoor unit type mismatch
●
The indoor unit ceiling panel connector is not
connected correctly.
●
Remote controller is not connected with
indoor unit correctly
●
Indoor unit power is not ON.
●
Automatic address setting has not been
completed.
●
Inter-unit control wiring is cut or is not
connected correctly.
●
Remote controller is not connected with
indoor unit correctly
●
Remote controller is not connected with
indoor unit correctly
●
Same as at left
●
Indoor-outdoor inter-unit wiring is cut or
is not connected correctly.
●
Same as at left
●
Reversed phase or open phase in the
3-phase power at one of the outdoor
units in the group
●
Same as at left
●
Same as at left
●
Same as at left
●
Same as at left
●
Same as at left
●
Same as at left
●
Same as at left
●
Same as at left
●
Same as at left
●
Same as at left
●
Same as at left
●
Same as at left
●
Same as at left
●
Same as at left
●
Same as at left
●
Same as at left
●
Same as at left
●
Same as at left
●
Remote controller crossover wiring is cut or
is not connected correctly.
●
Indoor unit ceiling panel connector is not
connected correctly.
●
Remote controller crossover wiring is connected
to the indoor unit, however it is set for individual
operation.
Connect the remote controller correctly.
Turn ON the indoor unit power.
●
2 remote controllers are
set as the main remote
controller.
Check the remote controller and inter-unit
control wiring.
Perform automatic address setting
(See 11-8-4).
Connect the remote controller correctly.
Refer to 11-8-6 Main-sub remote control, and
make the correct settings.
Check the remote controller crossover wiring.
Perform automatic address setting again.
Connect the wiring correctly.
Refer to 11-8 System Control, and make the
correct settings.
Check that the total capacities of the indoor
and outdoor units are appropriate.
Check that the indoor unit power is ON, and that
the inter-unit control wiring is connected correctly.
Reverse 2 phases of the outdoor unit 3-phase
power and connect them correctly.
Check that the indoor and outdoor unit types
are correct.
Perform automatic address setting (See 11-8).
Connect the indoor unit ceiling panel
connector correctly.
●
Ceiling panel connector at one of the
indoor units in the group is not
connected correctly.
●
Reversed phase or open phase in the
outdoor unit 3-phase power
1:1 connection (single type) Group connectionSimultaneous-operation multi system
(flexible combination)
Control by main-sub
remote controllers
11-7. Table of Self-Diagnostic Functions and Corrections (X, T, U, K Type)