Sanyo XH4272R / C4272R, UH2672R, XH2672R, UH3672R / CH3672R, XH3672R, XH4272R / CH4272R VI-5

6-7. Table of Self-Diagnostic Functions and Corrections (X, T, U, K Type)

							Cause
	Wired remote	Indoor unit									Correction
								Simultaneous-operation multi system		Control by main-sub
	controller display	receiver lamp		1:1 connection (single type)		Group connection
									(flexible combination)	remote controllers
	Nothing is	Nothing is	● Remote controller is not connected correctly.		● Remote controller is not connected with			● Same as at left		● Same as at left	Connect the remote controller correctly.
			● Indoor unit power is not ON.		indoor unit correctly
											Turn ON the indoor unit power.
	displayed	displayed			● Indoor unit power is not ON.
			● Automatic address setting has not been		● Automatic address setting has not been			● Same as at left		● Same as at left	Check the remote controller and inter-unit
			completed.		completed.						control wiring.
	E 0 1 displayed		● Inter-unit control wiring is cut or is not		● Inter-unit control wiring is cut or is not						Perform automatic address setting.
			connected correctly.		connected correctly.
			● Remote controller is not connected correctly		● Remote controller is not connected with
			(remote controller receiving failure).		indoor unit correctly
	E 0 2 displayed	Operating lamp	● Remote controller is not connected correctly		● Remote controller is not connected with			● Same as at left		● Same as at left	Connect the remote controller correctly.
		is blinking.	(failure in transmission from remote controller		indoor unit correctly
			to indoor unit).
	E 0 9 displayed									● 2 remote controllers are	Refer to 11-8-6 Main-sub remote control, and
										set as the main remote	make the correct settings.
										controller.
	E 1 4 displayed							● Remote controller crossover wiring is cut or		● Same as at left	Check the remote controller crossover wiring.
VI-5								is not connected correctly.			Perform automatic address setting again.
	E 0 4 displayed		● Indoor-outdoor inter-unit wiring is not		● Same as at left			● Same as at left		● Same as at left	Connect the wiring correctly.
			connected correctly.
					● Indoor-outdoor inter-unit wiring is cut or			● Same as at left		● Same as at left	Refer to 11-8 System Control, and make the
	E 0 6 displayed	Standby lamp			is not connected correctly.						correct settings.
		is blinking.
	E 1 5 displayed		● Indoor unit capacity is too low.		● Same as at left			● Same as at left		● Same as at left	Check that the total capacities of the indoor
											and outdoor units are appropriate.
	E 1 6 displayed		● Indoor unit capacity is too high.
											Check that the indoor unit power is ON, and that
	E 2 0 displayed		● No serial signal is being received at all from
			the indoor units.								the inter-unit control wiring is connected correctly.
	P 0 5 displayed	Operation lamp and	● Inter-unit circuit or open phase in the outdoor		● Reversed phase or open phase in the			● Reversed phase or open phase in the		● Same as at left	Reverse 2 phases of the outdoor unit 3-phase
		Standby lamp are	unit power		3-phase power at one of the outdoor			outdoor unit 3-phase power			power and connect them correctly.
		blinking alternately.	● Insufficient gas		units in the group
	L 0 2 displayed	Both the Operation	● Indoor-outdoor unit type mismatch		● Same as at left			● Same as at left			Check that the indoor and outdoor unit types
	L 1 3 displayed	lamp and Standby									are correct.
		lamp are blinking
								● Remote controller crossover wiring is connected		● Same as at left	Perform automatic address setting.
	L 0 7 displayed	together.
								to the indoor unit, however it is set for individual
								operation.
	P 0 9 displayed	Timer lamp and	● The indoor unit ceiling panel connector is not		● Ceiling panel connector at one of the			● Indoor unit ceiling panel connector is not		● Same as at left	Connect the indoor unit ceiling panel
		Standby lamp are	connected correctly.		indoor units in the group is not			connected correctly.			connector correctly.
		blinking alternately.			connected correctly.
SM831148

6. Test run

6