Panasonic R410A Test run, Cause, Indoor unit, Correction, receiver lamp, Nothing is, displayed

6-76.-7Table.ofofSelflf-DiagnosticFunctionsda Correctionsand Corrections(X, T, U,(U1,K Type)K1, T1, F1 Type)

6-5

						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.
							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.

6. Test run

6