Installation Manual
EDUS72-975
42
BRC1E71
7.8
Procedure for Checking Error History
3P243521-2B
18
English
Remote controller display
Description
No display
Power outage, power voltage error or open-phase
Ɣ
Incorrect wiring (between indoor and outdoor units)
Ɣ
Indoor PC-board assembly failure
Ɣ
Remote controller wiring not connected
Ɣ
Remote controller failure
Ɣ
Open fuse or tripped circuit breaker (outdoor unit)
Ɣ
“Checking the connection.
Please stand by
.”
∗
Indoor PC-board assembly failure
Ɣ
W
rong wiring (between indoor and outdoor units)
Ɣ
“Checking the connection. Please stand by” will be displayed for up to 90 seconds following the application
∗
of power to the indoor unit.
This is normal and does not indicate a malfunction.
Procedure for Checking Error History
8.
8-1
Press and hold Cancel button for
4 seconds or longer in the basic
screen.
Service settings menu is
displayed.
Select
8-2
Error History
in the service
settings menu, and press Menu/OK
button.
The error history menu screen
is displayed.
Select
8-3
RC Error History
in the error
history menu, and press Menu/OK
button.
Error codes and unit No. can be
confi
rmed in the RC error history
screen.
In the error history
, the 10 most recent
8-4
items are displayed in order of
occurrence.
Press Cancel button in the RC error
8-5
history screen 3 times.
The basic screen returns.
1
8-
<Basic screen>
<Service Settings menu screen>
2
8-
Setting
Service Settings
Outdoor
unit AirNet Address
Error History
Indoor Unit Status
Outdoor Unit Status
Forced Fan ON
Switch Main Sub Controller
2/3
Press Menu/OK button.
3
8-
Setting
Error History
RC Error History
Indoor unit Error History
2/2
Press Menu/OK button.
4
8-
5
8-
Setting
RC Error History
Unit
Error
Date
T
ime
01
–– –– ––
/––
/––
––
:–
–
02
–– –– ––
/––
/––
––
:–
–
03
–– –– ––
/––
/––
––
:–
–
04
–– –– ––
/––
/––
––
:–
–
1/3
Unit No.
Latest record
01_EN_3P243521-2B.indd 18
8/27/2009 2:00:17 PM
English
17
Ɣ
If operation is not possible due to a malfunction, refer to following
Failure diagnosis method
.
After the test operation fi
nishes, check that
Ɣ
error
code history is not displayed in the
Maintenance Information screen of the main menu according to the following procedure.
NOTE
7-12
Press Menu/OK button in the basic
screen. Main menu screen is dis-
played.
Select
7-13
Maintenance Information
in the
main menu, and press Menu/OK
button.
Maintenance Information screen is
7-14
displayed. Check that error code
history is not displayed in the screen.
If no error code history is displayed
∗
following this procedure the system
has normally completed the test
operation mode.
If the error code history is displayed,
7-15
conduct the failure diagnosis referring
to <Error code list> in the installation
manual of the indoor unit.
After the failure diagnosis fi
nishes,
press and hold On/Of
f button for
4 seconds or longer in the “Mainte-
nance Information” screen to erase the
error code history
.
Failure diagnosis method
Whenever the remote controller display
Ɣ
is blank or displays “Checking the
connection. Please stand by”, trouble-
shoot the system per the items in the
Description column of the following
table.
If an error occurs, “code” is displayed in
Ɣ
the LCD as shown to the right.
Conduct the failure analysis referring to
“Error code list” in the installation
manual of the indoor unit.
When the unit No. which detected the
error during group control is confi
rmed,
refer to “
8. Procedure for
Checking Error History
”.
<Basic screen>
12
7-
Cool
Return
Clean the filter
Set to
Cool
68
F
Press Menu/OK button.
<Main menu screen>
13
7-
Setting
Main Menu
Air Flow Direction
V
entilation
Schedule
Of
f T
imer
Celsius / Fahrenheit
Maintenance Information
1/2
Press Menu/OK button.
14
7-
15
7-
Error code:U5
Indoor Model
–––
/000
Outdoor Model
–––
/000
Contact Info
0123
–
456
–
7890
Press and hold On/Of
f
button for 4 seconds or
longer during backlight lit.
Set temperature
28
°C
Cool
T
e
st Operat. CODE : U5
01_EN_3P243521-2B.indd 17
8/27/2009 2:00:16 PM
Summary of Contents for BRC1E71
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