Balcar R410A service manual 157, How To Perform Temporary Operation, Before Asking Repair Work

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HOW TO PERFORM TEMPORARY OPERATION

In the following cases, operate the air conditioner in emergency by emergency operation of the operation part (inside of panel or indoor unit).

•The battery in the remote controller expired.

•A trouble occurred on the remote controller.

•The remote controller have disappeared.

1,

2

1 Start

Push temporary operation.

(If starting the operation when the room temperature is 24˚C or higher, the mode enters COOL mode. If starting the operation when the room temperature is 24˚C or lower, the mode enters HEAT mode.)

2 Stop

Push emergency operation once more.

CAUTION

•The ON switch of the test run and the ON switch of the test are used for the test run mode in the installation time. Do not use them in the normal time.

•If the “all stop” is selected in the normal/all stop switches, a signal from the remote controller is not accepted.

BEFORE ASKING REPAIR WORK

Before asking a repair work, check the follo wing items.

Phenomenon		Cause		Measures
Check	Operation	Stopped? or after power failure?		Push Start/Stop of the remote
again	does not			controller.
	start even if
		Is the power supply of the power		Turn on the power supply switch if not.
	the switch is
	turned on.	switch?
		Fuse?		Contact the shop which you
				purchased the air conditioner.
		Is not the mode ON timer?		Delete the timer operation.
		Is not [ALL OFF] of [Signal		Set the switch to [Normal position],
		Receiving Part] selected?		and stop the operation.
		Is not the battery of the remote		Replace the battery.
		controller expired?
		Is not the state of the display lamp		Change the operation mode.
		“Disagreement of	(cool) and
		(heat)” or “No	”?

	Phenomenon	Cause
Contact the shop	<Display lamp flashes.>	• It is a communication error between
which you purchased		the sensor and the indoor unit, or
the air conditioner		setup error of the address when the
		wired remote controller is used.
		• A communication error between the
		indoor unit and the outdoor unit.
		• A protective device of the indoor unit
		works.
		• A protective device of the outdoor
		unit works.
		• A trouble occurred on the tempera-
		ture sensor.
		• The compressor of the outdoor unit
		is protected.
		• The test run is performed.
		Turn off the Trial ON switch.

Please check the above items. If the trouble yet remains, stop the operation, turn off the power switch, and then notify the shop which you purchased the air conditioner of the part No. and phenomenon. Never repair any part by yourself because it is very dangerous. If the display lamp is flashing, also tell of its contents.

RBC-AX22CE