Nec RSH1225 User Manual

ROOM AIR CONDITIONER

OWNER'S MANUAL

MODEL NO: RSC1014	RSH1024
RSC1212	RSH1222
RSC1814	RSH1824
RSC2414	RSH1825
RSC2414PF	RSH2424
RSC2415	RSH2424PF
RSC1215	RSH2425
RSH1225

Thank you for purchasing the NEC room air-conditioner. All NEC products have been carefully designed and prepared at the factory under strict quality guide lines.

We are confident that this product will give you daily comfort and satisfaction if it is handled properly based on this owner's manual.

Before using your air conditioner please read this manual carefully and keep it for reference.

Operating Instructions

Safety Precautions
Warning ................................	2
Caution .................................	3
Operating Instructions
Preparation before operation	..4
Remote Control Features .....	5
Operation Mode Selection ......	7
Additional features..............	13
Care and Maintenance
Care and Maintenance .......	16
Operation Tips ....................	18
Troubleshooting tips
Before You
Call For Service ...............	19

Safety precautions

To prevent injury to the user or other people and property damage, the following instructions must be followed.

■Incorrect operation due to ignoring of instruction will cause harm or damage, the seriousness is classified by the following indications.

WARNING

This symbol indicates the possibility of death or serious injury.

CAUTION

This symbol indicates the possibility of injury or damage to properties only.

Installation precautions

WARNINGI

■Do not install, remove and reinstall the unit by yourself.

•Improper installation will cause water leakage, electrical shock, or fire. Please consult authorized dealer or specialist for the installation work. Please note fault caused by improper installation is not covered by warranty.

•Unit must be installed in an easily accessible area. Any additional cost required to hire a special equipment to service the unit will be the responsibility of the customer.

Plug in the power plug properly.

•Otherwise, it will cause electrical shock or fire due to heat generation.

Do not modify power cord length or share the outlet with other appliances.

•It will cause electrical shock or fire due to heat generation.

Do not expose the skin directly to cool air for long periods of time.

•This could damage your health.

WARNINGI

Do not operate or stop the unit by inserting or pulling out the power plug.

•It will cause electrical shock or fire due to heat generation.

Do not operate with wet hand.

•It may cause electrical shock.

When an abnormality (smell of burning, etc) occurs, stop the air conditioner, and disconnect the power plug or turn off the breaker.

•If the unit continues to be operated in an abnormal condition, it may cause a fire, damage, etc. In this case, consult your dealer.

Do not damage or use an unspecified power cord.

•It will cause electrical shock or fire.

•If the supply cord is damaged, it must be replaced by the manufacturer or its service agent or a similarly qualified person in order to avoid a hazard.

Do not insert anything into the air inlet/air outlet.

•Since the fan rotates at high speed, this may cause an injury or damage the unit.

Repair or relocation should not be done by the customer.

•If this is done incorrectly, it may cause a fire, electric shock, injury by dropping of the unit, water leakage, etc. Consult your dealer.

2

CAUTION

•Contact the authorized Service technician for repair or maintenance of this unit.

•Contact the installer for installation of this unit.

•The air conditioner is not intended for use by young children or infirm persons without supervision.

•Young children should be supervised to ensure that they do not play with the air conditioner.

When the air filter is to be removed, do not touch the metal parts of the indoor unit.

•It may cause an injury.

•Should be disconnected from supply

When the unit is to be cleaned, switch off, and turn off the circuit breaker.

•Since the fan rotates at high speed during operation, it may cause an injury.

Do not apply an insecticide or flammable spray.

•It may cause a fire or deformation of the cabinet.

Do not insert hands through vanes when the air conditioner is operationg

•It will cause an injury by the rotating blower.

Do not use for special purposes.

•Do not use this air conditioner to preserve precision devices, food, animal, plants, and art objects.

It may cause deterioration of quality, etc.

CAUTIONI

Do not clean the air		Ventilate well when used
conditioner with water.		together with a stove, etc.

•Water may enter the unit and degrade the insulation. It may cause an electric shock.

Do not put a pet or house plant where it will be exposed to direct air flow.

•This could injure the pet or plant.

•An oxygen shortage may occur.

Do not leave on installation stand which is damaged.

•The unit may drop or fall down and cause an injury.

Do not put a stove, etc.		Do not step on the
where is exposed to direct		indoor/outdoor unit and do
air flow.		not put anything on it.
• It may affect combustion.		• It may cause an injury
		through dropping or falling
		down.
When the unit is not going to		Do not step onto an unstable
be used for a long time, turn		bench when cleaning and/or
off the circuit breaker.		maintaining the unit.
• If not, dirt may collect and		• It may cause an injury, etc.
cause a fire.		by falling down.
Do not operate for a long time in
high humidity, e.g. leaving a
door or window open.
• In the cooling mode, if it is
operated in a room with high
humidity (80%RH or more) for
a long time, water condensed
in the air conditioner may drop
and may wet and spoil
furniture, etc.

Tips Troubleshooting Maintenance and Care Instructions Operating Precautions Safety

3

Preparation before operation

How to Insert the Batteries

Remove the battery cover by pulling it according to the arrow direction.

Insert new batteries making sure that the (+) and (-) of battery are installed correctly.

Reattach the cover by sliding it back into position.

	Instructions	NOTES:
		• Use 2 AAA(1.5volt) batteries. Do not use rechargeable
		batteries.
	Operating	Storage and Tips For Using the Remote Control
		• The remote control may be stored mounted on a	• To operate the room air conditioner, aim the
		wall.	remote control at the signal receptor.

Signal Receptor

Receives the signals from the remote control.(Signal receiving sound: two short beeps or one long beep.)

Operation Indication Lamps

	On/Off	: Lights up during the system operation.
	Sleep Mode	: Lights up during Sleep Mode Auto operation.
	Timer	: Lights up during Timer operation.
	Defrost Mode	: Lights up during Defrost Mode or Hot
		Start operation (Heat pump model only)
OUT		: Lights up during outdoor unit operation.	Signal
	OUTDOOR UNIT		receptor
DOOR	OPERATION	(Cooling model only)	Operation indication lamps

4

About the remote control on the system

The remote control transmits the signals to the system.

Features of the Remote ControlDoor Closed

5 6 4 1 3

Flip-up door (closed)

2

1	START/STOP BUTTON
	Operation starts when this button is

pressed and stops when the button is pressed again.

2OPERATION MODE SELECTION BUTTON

Used to select the operation mode.

3ROOM TEMPERATURE SETTING BUTTONS

Used to select the room temperature.

4INDOOR FAN SPEED SELECTOR

Used to select fan speed in four steps low, medium, high, or CHAOS.

5 JET COOL

Used to start or stop the speed cooling. (Speed cooling operates super high fan speed in cooling mode.)

CHAOS SWING BUTTON

6 Used to stop or start louver movement and set the desired up/down airflow direction.

Operation Mode

Cooling Operation

Auto Operation

Healthy Dehumidification Operation

(Cooling Model)

Cooling Operation

Auto Operation

Healthy Dehumidification Operation

Heating Operation

(Heat Pump Model)

5

Precautions Safety

Instructions Operating

Tips Troubleshooting Maintenance and Care

Features of the Remote ControlDoor Opened

Signal transmitter

Operating Instructions

ON	OFF
1	4
2	5
SET	CANCEL
3	6
	PLASMA
	7
8	9

1	ON/OFF TIMER BUTTONS
	Used to set the time of starting and stopping
	operation.
2	TIME SETTING BUTTONS
	Used to adjust the time. (See page 13)
3	TIMER SET/CANCEL BUTTONS
	Used to set the timer when the desired time is
	obtained and to cancel the Timer operation.
	(See page 13)
4	SLEEP MODE AUTO BUTTON
	Used to set Sleep Mode Auto operation.
	(See page 13)
5	AIR CIRCULATION BUTTON
	Used to circulate the room air without cooling
	or heating (turns indoor fan on/off).
	(See page 14)
6	ROOM TEMPERATURE
	CHECKING BUTTON
	Used to check the room temperature.
7	PLASMA
	Used to start or stop the plasma-purification
	function. (See page 12)
8	HORIZONTAL AIRFLOW
	DIRECTION CONTROL BUTTON
	(NOT ON ALL MODELS)
	Used to set the desired horizontal airflow
	direction. (See page 14)
9	RESET BUTTON
	Used prior to resetting time or after replacing

batteries.

6