Toshiba RAV-SM564UTP-E Installation Manual page 24

 Error 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 follower
E18 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
F04 ALT discharge 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
F10 ALT temp. sensor (TA)
error
F12 ALT TS sensor error
Heat sink sensor
F13 ALT
error
Temp. sensor
F15 ALT
connection error
Indoor unit, other P.C.
F29 SIM
board error
45-EN
Judging
Parts to be checked / error description
device
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
controller
--- No signal can be sent to the indoor unit.
Remote controller, network adapter, indoor P.C.
Indoor board --- No data is received from the remote
controller or network adapter.
System interconnection wires, indoor P.C. board,
Indoor outdoor P.C. board --- Serial communication error
between indoor unit and outdoor unit
Indoor address setting error --- The same address as
Indoor
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
main MCU and motor microcomputer MCU
Indoor P.C. board --- Regular communication is not
Indoor possible between header and follower indoor units or
between twin header (main) and follower (sub) units.
Outdoor Communication error between IPDU and CDB
Heat exchanger sensor (TCJ), indoor P.C. board ---
Indoor Open-circuit or short-circuit of the heat exchanger
sensor (TCJ) was detected.
Heat exchanger sensor (TC), indoor P.C. board ---
Indoor Open-circuit or short-circuit of the heat exchanger
sensor (TC) was detected.
Outdoor temp. sensor (TD), outdoor P.C. board ---
Outdoor Open-circuit or short-circuit of the discharge temp.
sensor was detected.
Outdoor temp. sensors (TE/TS), outdoor P.C. board -
Outdoor -- Open-circuit or short-circuit of the heat exchanger
temp. sensor was detected.
TL sensor may be displaced, disconnected or short-
Outdoor
circuited.
Outdoor temp. sensor (TO), outdoor P.C. board ---
Outdoor Open-circuit or short-circuit of the outdoor air temp.
sensor was detected.
Room temp. sensor (TA), indoor P.C. board --- Open-
Indoor circuit or short-circuit of the room temp. sensor (TA)
was detected.
TS sensor may be displaced, disconnected or short-
Outdoor
circuited.
Abnormal temperature was detected by the temp.
Outdoor
sensor of the IGBT heat sink.
Outdoor Temp. sensor (TE/TS) may be connected incorrectly.
Indoor Indoor P.C. board --- EEPROM error
– 23 –
Wired
Wireless remote controller
remote
Sensor block display of
controller
receiving unit
display
Operation Timer
Ready
Indication
Air
GR GR OR
conditioner
status
F31
H01
*
H02
*
H03
Auto-
H04
reset
H06
Auto-
reset
L03
Auto-
L07
reset
L08
*
L09
L10
Auto-
reset
Auto- L20
reset
Entire
stop
Auto-
L29
reset
Auto-
reset
L30
Entire
stop
L31
Entire
stop
P01
Entire
stop
P03
Operation
continued
P04
Auto-
reset
P05
Entire
stop
P07
Entire
stop
P10
Entire
stop
Auto-
P12
reset
Judging
Main defective parts Parts to be checked / error description
device
Flashing
Outdoor unit P.C.
SIM Outdoor Outdoor P.C. board ---- In the case of EEPROM error.
board
Current detect circuit, power voltage --- Minimum
Outdoor unit
frequency was reached in the current releasing
compressor Outdoor
control or short-circuit current (Idc) after direct
breakdown
excitation was detected
Outdoor unit
Outdoor Compressor circuit --- Compressor lock was detected.
compressor lock
Current detect circuit, outdoor unit P.C. board ---
Outdoor unit current
Outdoor Abnormal current was detected in AC-CT or a phase
detect circuit error
loss was detected.
Case thermostat
Outdoor Malfunction of the case thermostat
operation
Current, high-pressure switch circuit, outdoor P.C.
Outdoor unit low-
Outdoor board --- Pressure sensor error was detected or low-
pressure system error
pressure protective operation was activated.
Duplicated header Indoor address setting error --- There are two or more
SIM Indoor
indoor units header units in the group.
Group line in Indoor address setting error --- There is at least one
SIM individual indoor unit Indoor group-connected indoor unit among individual indoor
units.
Indoor group address Indoor address setting error --- Indoor address group
SIM Indoor
not set has not been set.
Indoor unit capacity
SIM Indoor Indoor unit capacity has not been set.
not set
Outdoor unit P.C. In the case of outdoor P.C. board jumper wire (for
SIM Outdoor
board service) setting error
Network
Address setting, central control remote controller,
LAN communication adapter
SIM network adapter --- Duplication of address in central
error central
control communication
control
Other outdoor unit error
Other outdoor unit 1) Communication error between IPDU MCU and
SIM Outdoor
error CDB MCU
2) Abnormal temperature was detected by the heat
sink temp. sensor in IGBT.
Abnormal external External devices, outdoor unit P.C. board ---
SIM input into indoor unit Indoor Abnormal stop due to incorrect external input into
(interlock) CN80
Power supply phase sequence, outdoor unit P.C.
Phase sequence
SIM Outdoor board --- Abnormal phase sequence of the 3-phase
error, etc.
power supply
Indoor fan motor, indoor P.C. board --- Indoor AC fan
ALT Indoor unit fan error Indoor
error (fan motor thermal relay activated) was detected.
Outdoor unit An error was detected in the discharge temp.
ALT Outdoor
discharge temp. error releasing control.
High-pressure switch --- The IOL was activated or an
Outdoor unit high-
ALT pressure system error Outdoor error was detected in the high-pressure releasing
control using the TE.
The power wire may be connected incorrectly. Check
ALT Open phase detected Outdoor
open phase and voltages of the power supply.
Abnormal temperature was detected by the temp.
ALT Heat sink overheat Outdoor
sensor of the IGBT heat sink.
Drain pipe, clogging of drainage, float switch circuit,
Indoor unit water
ALT Indoor indoor P.C. board --- Drainage is out of order or the
overflow detected
float switch was activated.
Abnormal operation of the indoor fan motor, indoor
The fan error of the
ALT Indoor P.C. board, or indoor DC fan (over current or lock,
indoor unit
etc.) is detected.
Air
conditioner
status
Entire
stop
Entire
stop
Entire
stop
Entire
stop
Entire
stop
Entire
stop
Entire
stop
Entire
stop
Entire
stop
Entire
stop
Entire
stop
Auto-
reset
Entire
stop
Entire
stop
Entire
stop
Operation
continued
(thermost
at OFF)
Entire
stop
Entire
stop
Entire
stop
Entire
stop
Entire
stop
Entire
stop
Entire
stop
46-EN