Panasonic R410A service manual Specifications, Diagnosis Table, Cause, Indoor unit

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7-24. Diagnosis Table

						Cause
Wired remote	Indoor unit
							Simultaneous-operation multi system		Control by main-sub
spcontroller dilay	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
		Indoor unit power is not ON.		indoor unit correctly
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
		completed.		completed.
E 0 1 displayed		Inter-unit control wiring is cut or is not		Inter-unit control wiring is cut or is not
		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
	is blinking.	(failure in transmission from remote controller		indoor unit correctly
		to indoor unit).
E 0 9 displayed									2 remote controllers are
									set as the main remote
									controller.
E 1 4 displayed							Control wiring for group control is cut or		Same as at left
							is not connected correctly.
E 0 4 displayed		Indoor-outdoor inter-unit wiring is not		Same as at left			Same as at left		Same as at left
		connected correctly.
				Indoor-outdoor inter-unit wiring is cut or			Same as at left		Same as at left
E 0 6 displayed	Standby lamp			is not connected correctly.
	is blinking.
E 1 5 displayed		Indoor unit capacity is too low.		Same as at left			Same as at left		Same as at left
E 1 6 displayed		Indoor unit capacity is too high.
E 2 0 displayed		No serial signal is being received at all from
		the indoor units.
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
	Standby lamp are	unit power		3-phase power at one of the outdoor			outdoor unit 3-phase power
	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
L 1 3 displayed	lamp and Standby
	lamp are blinking
							Control wiring for group control is connected		Same as at left
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
	Standby lamp are	connected correctly.		indoor units in the group is not			connected correctly.
	blinking alternately.			connected correctly.

1. Specifications

1