Toshiba Carrier RAV-SP180KRT-UL Installation Manual page 41

+001111052201_00Ta.book Page 40 Friday, November 20, 2009 11:45 AM
High-Wall Type
L10
(L29)
L20
L29
L30
L31
P01
P03
P04
P05
P07
P10
P15
P19
P20
P22
Outdoor unit P.C.
SIM Outdoor
board
Network
LAN communication adapter
SIM
error central
control
Other outdoor unit
SIM Outdoor
error
Abnormal external
SIM input into indoor unit Indoor
(interlock)
Phase sequence
SIM Outdoor
error, etc.
ALT Indoor unit fan error Indoor
Outdoor unit
ALT Outdoor
discharge temp. error
Outdoor unit high-
ALT pressure system Outdoor
error
ALT Open phase detected Outdoor
ALT Heat sink overheat Outdoor
Indoor unit water
ALT Indoor
overflow detected
Gas leakage
ALT Outdoor
detected
Outdoor
ALT 4-way valve error
(Indoor)
High-pressure
ALT Outdoor
protective operation
ALT Outdoor unit fan error Outdoor
– 40 –
Installation Manual
In the case of outdoor P.C. board
jumper wire (for service) setting
error
Address setting, central control
remote controller, network
adapter --- Duplication of
address in central control
communication
Other outdoor unit error
1) Communication error between
IPDU MCU and CDB MCU
2) Abnormal temperature was
detected by the heat sink temp.
sensor in IGBT.
External devices, outdoor unit
P.C. board --- Abnormal stop due
to incorrect external input into
CN80
Power supply phase sequence,
outdoor unit P.C. board ---
Abnormal phase sequence of the
3-phase power supply
Indoor fan motor, indoor P.C.
board --- Indoor AC fan error (fan
motor thermal relay activated)
was detected.
An error was detected in the
discharge temp. releasing
control.
High-pressure switch --- The IOL
was activated or an error was
detected in the high-pressure
releasing control using the TE.
The power cable may be
connected incorrectly. Check
open phase and voltage of the
power supply.
Abnormal temperature was
detected by the temp. sensor of
the IGBT heat sink.
Drain pipe, clogging of drainage,
float switch circuit, indoor P.C.
board --- Drainage is out of order
or the float switch was activated.
There may be gas leakage from
the pipe or connecting part.
Check for gas leakage.
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.
High-pressure protection
Outdoor unit fan motor, outdoor
unit P.C. board --- An error (over
current, locking, etc.) was
detected in the outdoor unit fan
drive circuit.
Entire
stop
Auto-
reset
Entire
stop
Entire
stop
Entire
stop
Operatio
n
continue
d
(thermos
tat OFF)
Entire
stop
Entire
stop
Entire
stop
Entire
stop
Entire
stop
Entire
stop
Entire
stop
Auto-
reset
(Auto-
reset)
Entire
stop
Entire
stop
EN
40-EN
Toshiba