Toshiba RAV-SM2242DT-TR Troubleshooting, 100, nConfirmation and check, nConfirmation of error log

Concealed Duct High Static PressureInstallation Manual

Maintenance List

Concealed Duct High Static Pressure Installation Manual

12 TROUBLESHOOTING

Part	Unit	Check (visual/auditory)	Maintenance
Heat exchanger	Indoor/outdoor	• Dust/dirt clogging,	• Wash the heat exchanger when it is clogged.
		scratches
Fan motor	Indoor/outdoor	• Sound	• Take appropriate measures when abnormal sound is generated.
Filter	Indoor	• Dust/dirt, breakage	• Wash the filter with water when it is contaminated.
			• Replace it when it is damaged.
Fan	Indoor	• Vibration, balance	• Replace the fan when vibration or balance is terrible.
		• Dust/dirt, appearance	• Brush or wash the fan when it is contaminated.
Air inlet/outlet grilles	Indoor/outdoor	• Dust/dirt, scratches	• Fix or replace them when they are deformed or damaged.
Drain pan	Indoor	• Dust/dirt clogging,	• Clean the drain pan and check the downward slope for smooth
		drain contamination	drainage.
Ornamental panel,	Indoor	• Dust/dirt, scratches	• Wash them when they are contaminated or apply repair
louvres			coating.
Exterior	Outdoor	• Rust, peeling of insulator	• Apply repair coating.
		• Peeling/lift of coat

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nConfirmation and check

When an error occurred in the air conditioner, an error code and indoor UNIT No. appear on the display part of the remote controller.

The error code is only displayed during the operation.

If the display disappears, operate the air conditioner according to the following “Confirmation of error log” for confirmation.

Error code	Indoor UNIT No. in
	which an error occurred

nConfirmation of error log

When an error occurred on the air conditioner, the error log can be confirmed with the following procedure.

(The error history is stored in memory up to 4 errors.)

The log can be confirmed from both operating status and stop status.

2

3 1

Procedure 1

When pushing and buttons at the same time for 4 seconds or more, the following display appears.

If is displayed, the mode enters in the error log mode.

•[01: Order of error log] is displayed in CODE No..

•[Error code] is displayed in CHECK.

•[Indoor unit address in which an error occurred] is displayed in Unit No..

Procedure 2

Every pushing of button used to set temperature, the error log stored in memory is displayed in order.

The numbers in CODE No. indicate CODE No. [01] (latest)

→[04] (oldest).

REQUIREMENT

Do not push button because all the error log of the indoor unit will be deleted.

Procedure 3

After confirmation, push button to return to the usual display.

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