Table Of Self-Diagnostic Functions And Corrections - Airwell R410A Installation Instructions Manual

10-15. Table of Self-Diagnostic Functions and Corrections

Wired remote
controller Indoor unit
display receiver lamp
(Field supply)
Nothing is Nothing is
displayed displayed
E01 displayed
Operating lamp
is blinking.
E14 displayed
E04 displayed
E06 displayed
Standby lamp is
blinking.
E15 displayed
E16 displayed
Operation lamp
and Standby
P05 displayed
lamp are blinking
alternately.
L02 displayed
L13 displayed
Both the
L04 displayed
Operation lamp
and Standby
lamp are blinking
together.
L07 displayed
Operation lamp
and Standby
P15 displayed
lamp are blinking
alternately.
1:1 connection (Single type)
• Indoor operation switch is OFF.
• Indoor unit power is not ON.
• Automatic address setting has not been
completed.
• Inter-unit control wiring is cut or is not
connected correctly.
——————
• Indoor-outdoor inter-unit wiring is not
connected correctly.
——————
• Indoor unit capacity is too low.
• Indoor unit capacity is too high.
• Reversed phase in the outdoor unit
single-phase or open phase in the
outdoor unit 3-phase power.
• Indoor-outdoor unit type mismatch.
• Indoor-outdoor units are not setting
correctly.
——————
——————
• No gas
Cause
Group connection
(Simultaneous multi
system)
• Same at left.
• Same at left.
• Remote controller
communication
wiring is cut or is not
connected correctly.
• Same at left.
• Inter-unit control
wiring is cut or is not
connected correctly.
• Same at left.
• Same at left.
• Same at left.
• Same at left.
• Same at left.
• Outdoor unit address is
duplicated.
• Remote controller
communication wiring
is connected to the
indoor unit, however,
it is set for individual
operation.
• Same at left.
53
Correction
• Set the indoor operation switch ON.
• Turn ON the indoor unit power.
• Check the inter-unit control wiring.
• Perform automatic address setting
(See 10-16).
• Check the remote controller communication
wiring.
• Perform automatic address setting again.
• Connect the wiring correctly.
• Refer to 10-16 System Control, and make
the correct settings.
• Check that the total capacities of the indoor
and outdoor units are appropriate.
• Reverse 2 phases of the outdoor unit
3-phase power and connect them correctly.
• Connect the units correctly.
• Connect the units correctly.
• Connect the units correctly.
• Connect the units correctly.
• Perform automatic address setting
(See 10-16).
• Check the refrigerant cycle (for gas leaks).