Troubleshooting - Toshiba RAV-GE1301BP Series Installation Manual

13

Troubleshooting

Confi rmation and check
When an error occurred in the air conditioner, an error
code and indoor UNIT No. appear on the display part
of the remote controller.
The error code is only displayed during the operation.
If the display disappears, operate the air conditioner
according to the following "Confirmation of error log"
for confirmation.
Error code
Indoor UNIT No. in
which an error occurred
45-EN
1116950140_01_EN.indd 23 1116950140_01_EN.indd 23
Confirmation of error log
When an error occurred on the air conditioner,
the error log can be confirmed with the following
procedure.
(The error log is stored in memory up to 4 errors.)
The log can be confirmed from both operating status
and stop status.
2
3
1
1
When and buttons are pushed
simultaneously for 4 seconds or more, the
following display appears.
If is displayed, the mode enters in the error log
mode.
[01: Order of error log] is displayed in CODE
No..
[Error code] is displayed in CHECK.
[Indoor unit address in which an error occurred]
is displayed in Unit No..
2
Every pushing of button used to set
temperature, the error log stored in
memory is displayed in order.
The numbers in CODE No. indicate CODE No.
[01] (latest) [04] (oldest).
REQUIREMENT
Do not push button because all the error log of
the indoor unit will be deleted.
3
After confirmation, push button to return
to the usual display.
– 23 –
Check codes and parts to be checked
Wired
Wireless remote controller
remote
Sensor block display of
controller
receiving unit
display
Main defective parts
Operation Timer
Indication Ready Flashing
GR GR OR
No header remote
controller
E01
Remote controller
communication error
Remote controller
E02
transmission error
Indoor unit-remote
E03 controller regular
communication error
Indoor unit-outdoor
unit serial
communication error
E04
IPDU-CDB
communication error
Duplicated indoor
E08
addresses
Duplicated header
E09
remote controllers
CPU-CPU
E10
communication error
Header unit
E18 follower unit regular
communication error
IPDU communication
E31
error
Indoor unit heat
F01 ALT exchanger sensor
(TCJ) error
Indoor unit heat
F02 ALT exchanger sensor
(TC) error
Outdoor unit discharge
ALT
F04
temp. sensor (TD) error
Outdoor unit temp.
F06 ALT
sensor (TE/TS) error
F07 ALT TL sensor error
Outdoor unit outside
F08 ALT
air temp. sensor error
Indoor unit room temp.
F10 ALT
sensor (TA) error
Air
Judging
Parts to be checked / error description conditioner
device
status
Incorrect remote controller setting --- The header
remote controller has not been set (including two
Remote
remote controllers).
*
controller
No signal can be received from the indoor unit.
System interconnection wires, indoor P.C. board,
Remote
remote controller --- No signal can be sent to the *
controller
indoor unit.
Remote controller, network adapter, indoor P.C.
Indoor board --- No data is received from the remote Auto-reset
controller or network adapter.
System interconnection wires, indoor P.C. board,
Indoor outdoor P.C. board --- Serial communication error Auto-reset
between indoor unit and outdoor unit
Indoor address setting error --- The same address
Indoor Auto-reset
as the self-address was detected.
Remote controller address setting error --- Two
remote controllers are set as header in the double-
Remote
remote controller control.
*
controller
(* The header indoor unit stops raising alarm and
follower indoor units continue to operate.)
Indoor P.C. board --- Communication error between
Indoor Auto-reset
main MCU and motor microcomputer MCU
Indoor P.C. board --- Regular communication is
not possible between header and follower indoor
Indoor Auto-reset
units or between twin header (main) and follower
(sub) units.
Outdoor Communication error between IPDU and CDB Entire stop
Heat exchanger sensor (TCJ), indoor P.C. board ---
Indoor Open-circuit or short-circuit of the heat exchanger Auto-reset
sensor (TCJ) was detected.
Heat exchanger sensor (TC), indoor P.C. board ---
Indoor Open-circuit or short-circuit of the heat exchanger Auto-reset
sensor (TC) was detected.
Outdoor temp. sensor (TD), outdoor P.C. board ---
Outdoor Open-circuit or short-circuit of the discharge temp. Entire stop
sensor was detected.
Outdoor temp. sensors (TE / TS), outdoor P.C.
Outdoor board --- Open-circuit or short-circuit of the heat Entire stop
exchanger temp. sensor was detected.
TL sensor may be displaced, disconnected or
Outdoor Entire stop
short-circuited.
Outdoor temp. sensor (TO), outdoor P.C. board ---
Operation
Outdoor Open-circuit or short-circuit of the outdoor air temp.
continued
sensor was detected.
Room temp. sensor (TA), indoor P.C. board ---
Indoor Open-circuit or short-circuit of the room temp. Auto-reset
sensor (TA) was detected.
46-EN
11/13/18 2:18 PM 11/13/18 2:18 PM