Check Code List - Toshiba RAV-SM563UT-E Service Manual

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10-2. Check Code List

Wireless sensor Wired remote
lamp display controller
Operation Timer Ready Check code
No communication from remote controller (including wireless)
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and communication adapters
E03
The serial signal is not output from outdoor unit to indoor unit.
• Miscabling of inter-unit cables
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E04 • Defective serial sensing circuit on outdoor P .C. board
• Defective serial receiving circuit on indoor P .C. board
Duplicated indoor unit addresses
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E08
Communication error between indoor MCU
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E10 • Communication error between fan driving MCU and main
MCU
Regular communication error between master and sub indoor
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E18 units or between main and sub indoor units
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Coming-off, disconnection or short of indoor heat exchanger
F01
sensor (TCJ)
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Coming-off, disconnection or short of indoor heat exchanger
F02
sensor (TC)
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Coming-off, disconnection or short of outdoor temperature
F04
sensor (TD)
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Coming-off, disconnection or short of outdoor temperature
F06
sensor (TE/TS)
¥ ¥ ¡
Coming-off, disconnection or short of outdoor temperature
F08
sensor (TO)
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Coming-off, disconnection or short of indoor heat exchanger
F10
sensor (TA)
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Indoor EEPROM error
F29
• EEPROM access error
Breakdown of compressor
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H01
• Displayed when error is detected
Compressor does not rotate.
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H02 • Over-current protective circuit operates after specified time
passed when compressor had been activated.
Current detection circuit error
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H03 • Current value at AC side is high even during compressor-OFF.
• Phase of power supply is missed.
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Duplicated indoor master units
L03
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L07
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L08
Error mode detected by indoor and outdoor units
Diagnostic function
Status of air
Cause of operation
conditioner
Stop
(Automatic reset)
S top
(Automatic reset)
Stop
Stop
(Automatic reset)
Stop
(Automatic reset)
Stop
(Automatic reset)
Stop
(Automatic reset)
Stop
Stop
Operation
continues.
Stop
(Automatic reset)
Stop
(Automatic reset)
Stop
Stop
Stop
Stop
Stop
Stop
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Judgment and measures
Condition
Displayed when 1. Check cables of remote controller and communication adapters.
error is detected
• Handy remote controller LCD display OFF (Disconnection)
• Central remote controller [97] check code
Displayed when 1. Outdoor unit does not completely operate.
error is detected • Inter-unit cable check, correction of miscabling, case thermo operation
• Outdoor P .C. board check, P .C. board cables check
2. In normal operation
P .C. board (Indoor receiving/Outdoor sending) check
Displayed when 1. Check whether there is modification of remote controller connection (Group/
error is detected Individual) or not after power has been turned on (finish of group configuration/
address check).
* If group configuration and address are not normal when the power has been turned
on, the mode automatically shifts to address setup mode. (Resetting of address)
Displayed when 1. Check cables of remote controller.
error is detected
2. Check power cables of indoor unit.
3. Check indoor P .C. board.
1. Check cables of remote controller.
Displayed when
error is detected 2. Check indoor power cable.
3. Check indoor P .C. board.
Displayed when 1. Check indoor heat exchanger temperature sensor (TCJ).
error is detected
2. Check indoor P .C. board.
Displayed when 1. Check indoor heat exchanger temperature sensor (TC).
error is detected 2. Check indoor P .C. board.
Displayed when 1. Check outdoor temperature sensor (TD).
error is detected 2. Check outdoor CDB P .C. board.
1. Check outdoor temperature sensor (TE/TS).
Displayed when
error is detected 2. Check outdoor CDB P .C. board.
1. Check outdoor temperature sensor (TO).
Displayed when
error is detected 2. Check outdoor CDB P .C. board.
Displayed when 1. Check indoor heat exchanger temperature sensor (TA).
error is detected
2. Check indoor P .C. board.
Displayed when 1. Check indoor EEPROM. (including socket insertion)
error is detected
2. Check indoor P .C. board.
Displayed when 1. Check power voltage. AC230V ±20V
error is detected 2. Overload operation of refrigerating cycle
3. Check current detection circuit at AC side.
1. Trouble of compressor (Compressor lock, etc.) : Replace compressor.
Displayed when
error is detected 2. Defective cabling of compressor (Phase missing)
3. Phase-missing operation of power supply (3-phase model)
Displayed when 1. Compressor immediately stops even if restarted. : Check IPDU.
error is detected 2. Phase-missing operation of power supply
Check 3-phase power voltage and cables.
1. Check whether there is modification of remote controller connection (Group/
Displayed when
Individual) or not after power has been turned on (finish of group configuration/
error is detected
address check).
Displayed when
* If group configuration and address are not normal when the power has been turned
error is detected
on, the mode automatically shifts to address setup mode. (Resetting of address)
Displayed when
error is detected
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: Flash, : Go on, : Go off