Toshiba MMU-AP0071YH installation manual Troubleshooting

9 TROUBLESHOOTING

			Check code		Wireless remote controller
Main		Outdoor 7-segment display		AI-NET central	Sensor block display				Check code name	Judging device
remote					of receiving unit
controller				control display
display			Auxiliary code		Operation	Timer Ready		Flash
F01	—		—	0F	¤	¤ l		ALT	Indoor TCJ sensor error	Indoor
F02	—		—	0d	¤	¤ l		ALT	Indoor TC2 sensor error	Indoor
F03	—		—	93	¤	¤	l	ALT	Indoor TC1 sensor error	Indoor
F04	F04		—	19	¤	¤ ¡		ALT	TD1 sensor error	I/F
F05	F05		—	A1	¤	¤ ¡		ALT	TD2 sensor error	I/F
F06	F06		—	18	¤	¤ ¡		ALT	TE1 sensor error	I/F
F07	F07		—	18	¤	¤ ¡		ALT	TL sensor error	I/F
F08	F08		—	1b	¤	¤ ¡		ALT	TO sensor error	I/F
F10	—		—	OC	¤	¤ l		ALT	Indoor TA sensor error	Indoor
F12	F12		—	A2	¤	¤ ¡		ALT	TS1 sensor error	I/F
F13	F13		01: Comp. 1 side	43	¤	¤ ¡		ALT	TH sensor error	IPDU
			02: Comp. 2 side
F15	F15		—	18	¤	¤ ¡		ALT	Outdoor temp. sensor miscabling (TE, TL)	I/F
F16	F16		—	43	¤	¤ ¡		ALT	Outdoor pressure sensor miscabling (Pd, Ps)	I/F
F23	F23		—	43	¤	¤ ¡		ALT	Ps sensor error	I/F
F24	F24		—	43	¤	¤ ¡		ALT	Pd sensor error	I/F
F29	—		—	12	¤	¤	l	SIM	Indoor other error	Indoor
F31	F31		—	1C	¤	¤ ¡		SIM	Indoor EEPROM error	I/F
H01	H01		01: Comp. 1 side	IF	l	¤	l		Compressor break down	IPDU
			02: Comp. 2 side
H02	H02		01: Comp. 1 side	1d		¤			Magnet switch error	MG-SW
					l		l		Overcurrent relay operation	Overcurrent relay
			02: Comp. 2 side						Compressor trouble (lock)	IPDU
H03	H03		01: Comp. 1 side	17	l	¤	l		Current detect circuit system error	IPDU
			02: Comp. 2 side
H04	H04		—	44	l	¤	l		Comp 1 case thermo operation	I/F
H06	H06		—	20	l	¤	l		Low pressure protective operation	I/F
H07	H07		—	d7	l	¤	l		Oil level down detective protection	I/F
			01: TK1 sensor error	d4		¤
H08	H08		02: TK2 sensor error		l		l		Oil level detective temp sensor error	I/F
			03: TK3 sensor error
			04: TK4 sensor error
H14	H14		—	44	l	¤	l		Comp 2 case thermo operation	I/F
			01: TK1 oil circuit system error			¤			Oil level detective circuit error	I/F
H16	H16		02: TK2 oil circuit system error	d7
					l		l		Magnet switch error	MG-SW
			03: TK3 oil circuit system error
									Overcurrent relay operation	Overcurrent relay
			04: TK4 oil circuit system error
L03	—		—	96	¤	l	¤	SIM	Indoor center unit duplicated	Indoor
L04	L04		—	96	¤	¡	¤	SIM	Outdoor line address duplicated	I/F
L05	—		—	96	¤	l	¤	SIM	Duplicated indoor units with priority	I/F
									(Displayed in indoor unit with priority)
L06	L06		No. of indoor units with priority	96	¤	l	¤	SIM	Duplicated indoor units with priority	I/F
									(Displayed in unit other than indoor unit with
									priority)
L07	—		—	99	¤	l	¤	SIM	Group line in individual indoor unit	Indoor
L08	L08		—	99	¤	l	¤	SIM	Indoor group/Address unset	Indoor, I/F
L09	—		—	46	¤	l	¤	SIM	Indoor capacity unset	Indoor
L10	L10		—	88	¤	¡	¤	SIM	Outdoor capacity unset	I/F
L20	L20		—	98	¤	¡	¤	SIM	Duplicated central control addresses	AI-NET, Indoor
L28	L28		—	46	¤	¡	¤	SIM	Over No. of connected outdoor units	I/F
			01: IPDU1 error
			02: IPDU2 error
			03: IPDU3 error		¤		¤
L29	L29		04: Fan IPDU error	CF		¡		SIM	No. of IPDU error	I/F
			05: IPDU1 + Fan IPDU error
			06: IPDU2 + Fan IPDU error
			07: All IPDU error
L30	L30		Detected indoor address	b6	¤	¡	¤	SIM	Indoor outside interlock	Indoor
—	L31		—	—		—			Extended I/C error	I/F

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