Toshiba HWS-1501CSHM3-E(-UK) Deal with short circuit Short circuit, etc Yes, Outdoor control

Check code	Outdoor LED			Check and Action procedure
	indication		(No specific description indicates outdoor unit parts.)
[P07]	<Indication 1> <Indication 2>	[Heat sink overheat failure]
		The screws are loose in motor
						Apply radiation grease as
		drive element, Q200/300/400,
						needed Tighten screws
		of outdoor control		board and	Yes
						(Be sure to place back
		rectifier, DB01/02/03.
						the insulation sheet
		Radiation grease was not applied
						between Q300/400 and
		to backside of Q200, DB01,
						the heat sink.)
		DB02, or DB03.
				No
		Ventilation flue of heat sink			No
						Remove obstacles,
		is cleared, Blower is not blocked
						Deal with short circuit
		(Short circuit, etc.).
				Yes
			Check outdoor control board
			If defective, replace it
[P15]	<Indication 1> <Indication 2>	[Gas leakage detection]
		No gas leakage.			No
						Correct defective portion
		Appropriate refrigerant amount.				Re-charge refrigerant
				Yes
		Pulse motor valve is normal.			No	Correct defective portion
						Replace defective parts
				Yes
		Service valve is fully opened.			No	Open fully service valve
				Yes
		Piping collapse			Yes	Repair or replace pipe
				No
		Temperature sensor check			NG
						Correct connector
		Discharge sensor CN603
						Replace sensor
		Suction sensor CN600
				OK
			Check outdoor control board
			If defective, replace it

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