Toshiba RAV-GM901CTP-E Installationsanleitung Seite 26

Wired Wireless remote
remote controller Sensor
controller block display of
display receiving unit
Main defective parts
Operation
Timer
Indication Flashing
Ready GR
GR OR
F31 SIM Outdoor unit P.C. board
Outdoor unit compressor
H01
breakdown
H02 Outdoor unit compressor lock
Outdoor unit current detect
H03
circuit error
H04 Case thermostat operation (1)
Outdoor unit low- pressure
H06
system error
Duplicated header indoor
L03 SIM
units
Group line in individual indoor
L07 SIM
unit
L08 SIM Indoor group address not set
L09 SIM Indoor unit capacity not set
L10 SIM Outdoor unit P.C. board
L20 SIM LAN communication error
L29 SIM Other outdoor unit error
Abnormal external input into
L30 SIM
indoor unit (interlock)
L31 SIM Phase sequence error, etc.
Outdoor unit discharge temp.
P03 ALT
error
Outdoor unit high- pressure
P04 ALT
system error
P05 ALT Open phase detected
P07 ALT Heat sink overheat
Indoor unit water overflow
P10 ALT
detected
P12 ALT The fan error of the indoor unit
P15 ALT Gas leakage detected
49-EN
Judging
Parts to be checked / error description
device
Outdoor P.C. board --- In the case of EEPROM
Outdoor
error.
Current detect circuit, power voltage --- Minimum
frequency was reached in the current releasing
Outdoor
control or short-circuit current (Idc) after direct
excitation was detected
Compressor circuit --- Compressor lock was
Outdoor
detected.
Current detect circuit, outdoor unit P.C. board
Outdoor --- Abnormal current was detected in AC-CT or a
phase loss was detected.
Outdoor Malfunction of the case thermostat
Current, high-pressure switch circuit, outdoor
P.C. board --- Ps pressure sensor error was
Outdoor
detected or low-pressure protective operation was
activated.
Indoor address setting error --- There are two or
Indoor
more header units in the group.
Indoor address setting error --- There is at least
Indoor one group-connected indoor unit among individual
indoor units.
Indoor address setting error --- Indoor address
Indoor
group has not been set.
Indoor Indoor unit capacity has not been set.
In the case of outdoor P.C. board jumper wire
Outdoor
(for service) setting error
Network
Address setting, central control remote controller,
adapter
network adapter --- Duplication of address in
central
central control communication
control
Other outdoor unit error
1) Communication error between IPDU MCU and
Outdoor
CDB MCU
2) Abnormal temperature was detected by the
heat sink temp. sensor in IGBT.
External devices, outdoor unit P.C. board
Indoor --- Abnormal stop due to incorrect external input
into CN80
Power supply phase sequence, outdoor unit
Outdoor P.C. board --- Abnormal phase sequence of the
3-phase power supply
An error was detected in the discharge temp.
Outdoor
releasing control.
High-pressure switch --- The IOL was activated
Outdoor or an error was detected in the high-pressure
releasing control using the TE.
The power wire may be connected incorrectly.
Outdoor Check open phase and voltages of the power
supply.
Abnormal temperature was detected by the temp.
Outdoor
sensor of the IGBT heat sink.
Drain pipe, clogging of drainage, float switch
Indoor circuit, indoor P.C. board --- Drainage is out of
order or the float switch was activated.
Indoor fan motor, indoor P.C. board --- Abnormal
Indoor
operation (over current or lock, etc.) is detected.
There may be gas leakage from the pipe or
Outdoor
connecting part. Check for gas leakage.
– 25 –
Wired Wireless remote
remote controller Sensor
controller block display of
Air
display receiving unit
conditioner
Operation
status
Timer
Indication Flashing
Ready GR
GR OR
Entire
stop P19 ALT 4-way valve error
Entire High-pressure protective
P20 ALT
stop operation
Entire P22 ALT Outdoor unit fan error
stop
Entire
Outdoor unit inverter Idc
stop P26 ALT
activated
Entire
stop
P29 ALT Outdoor unit position error
Entire
stop P31 ALT Other indoor unit error
Entire
: Lighting, : Flashing,
stop
The air conditioner automatically enters the auto-address setting mode.
Entire
ALT: When two LEDs are flashing, they flash alternately.
stop
SIM: When two LEDs are flashing, they flash in synchronization.
Entire
Receiving unit display OR: Orange GR: Green
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
Judging
Main defective parts Parts to be checked / error description
device
4-way valve, indoor temp. sensors (TC/TCJ) --- An
Outdoor
error was detected due to temperature drop of the
(Indoor)
indoor unit heat exchanger sensor when heating.
Outdoor High-pressure protection
Outdoor unit fan motor, outdoor unit P.C. board ---
Outdoor An error (overcurrent, locking, etc.) was detected
in the outdoor unit fan drive circuit.
IGBT, outdoor unit P.C. board, inverter wiring,
compressor --- Short-circuit protection for
Outdoor
compressor drive circuit devices (G-Tr/IGBT) was
activated.
Outdoor unit P.C. board, high-pressure switch ---
Outdoor
Compressor motor position error was detected.
Another indoor unit in the group is raising an
Indoor alarm. E03/L07/L03/L08 alarm check locations
and error description
: Goes off
Air
conditioner
status
Auto-
reset
Entire
stop
Entire
stop
Entire
stop
Entire
stop
Auto-
reset
50-EN