Haier HSU-12HS03/R2DB, HSU-09HS03/R2DB service manual Or Unit Part

		Domestic Air Conditioner	HSU-12HS03/R2(DB)
NDO	OR UNIT PART		Model: HSU-09HS03/R2(DB)

Malfunction explanation

	Error symbals					Automatic
Anomaly				Indoor	Outdoor		Causes
						restore
	Running Heating Cooling
Indoor thermister	★	■	■	*		*	1．
anomaly							Poor connection	of the
							connectors or bad control
							base plate
Heat-exchange	★	□	□	*		*	1．Poor connection of the
thermister							connectors or bad control
anomaly							base plate
Frost-removing	□	□	★		*	*	1．Poor connection of the
thermister							connectors or bad control
anomaly							base plate
Output thermister	★	□	■		*	*	1．Poor connection of the
anomaly							connectors or bad control
							base plate
Base plate	□	■	★		*	*	1．Poor connection of the
thermister							connectors or bad control
anomaly							base plate
Module	□	★	□		*	*	1．Poor connection of the
thermister							connectors or bad control
anomaly							base plate
Outdoor	□	★	■		*	*	1．Poor connection of the
thermister							connectors or bad control
anomaly							base plate
							1．Poor connection of the
				*			connectors or bad control
Transmition error	■	■	★				base plate
					*		2．Wrong wiring or bad
							base plate
Anomaly of	★	■	□		*		1．If there is any seize
compressor							of the compressor
running							2．If there are any
							damages of	power
							module

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