– 26 –
Wired
remote
controller
display
Wireless remote
controller Sensor block
display of receiving unit
Main problem parts
Judging
device
Parts to be checked / error description
Air
conditioner
status
Indication
Operation Timer
Ready
GR GR OR
Flashing
P07
ALT
Heat sink overheat
Outdoor
Abnormal temperature was detected by the temp,
sensor of the IGBT heat sink.
Entire stop
P10
ALT
Indoor unit water
over
fl
ow detected
Indoor
Drain pipe, clogging of drainage,
fl
oat switch
circuit, indoor P.C. board --- Drainage is out of
order or the
fl
oat switch was activated.
Entire stop
P12
ALT
The fan error of the
indoor unit
Indoor
Abnormal operation of the indoor fan motor, indoor
P.C. board, or indoor DC fan (over current or lock,
etc.) is detected.
External static pressure setting error.
Entire stop
P15
ALT
Gas leakage
detected
Outdoor
There may be gas leakage from the pipe or
connecting part. Check for gas leakage.
Entire stop
P19
ALT
4-way valve error
Outdoor
(Indoor)
4-way valve, indoor temp, sensors (TC / TCJ) ---
An error was detected due to temperature drop
of the indoor unit heat exchanger sensor when
heating.
Auto-reset
P20
ALT
High-pressure
protective operation
Outdoor
High-pressure protection
Entire stop
P22
ALT
Outdoor unit fan error
Outdoor
Outdoor unit fan motor, outdoor unit P.C. board ---
An error (overcurrent, locking, etc.) was detected in
the outdoor unit fan drive circuit.
Entire stop
P26
ALT
Outdoor unit inverter
Idc activated
Outdoor
IGBT, outdoor unit P.C. board, inverter wiring,
compressor --- Short-circuit protection for
compressor drive circuit devices (G-Tr / IGBT) was
activated.
Entire stop
P29
ALT
Outdoor unit position
error
Outdoor
Outdoor unit P.C. board, high-pressure switch ---
Compressor motor position error was detected.
Entire stop
P31
ALT
Other indoor unit
error
Indoor
Another indoor unit in the group is raising an alarm. Entire stop
E03 / L07 / L03 / L08 alarm check locations and
error description
Auto-reset
: Lighting : Flashing : OFF : The air conditioner automatically enters the auto-address setting mode.
ALT : When two LEDs are
fl
ashing, they
fl
ash alternately. SIM: When two LEDs are
fl
ashing, they
fl
ash in synchronization.
Receiving unit display OR : Orange GR : Green
52-EN
51-EN
Содержание RAV-GM901BTP-E
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