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4

CONTENTS

ILLUSTRATIONS .....................................................................3

1. WHAT TO DO BEFORE OPERATION .............................4

2. SAFETY CONSIDERATIONS ..........................................4

3. OPERATION RANGE.......................................................6

4. INSTALLATION SITE .......................................................6

5. NAME AND FUNCTION OF EACH SWITCH AND

DISPLAY ON THE REMOTE CONTROLLER ..................6

6. OPERATION PROCEDURE ............................................7

7. OPTIMUM OPERATION ..................................................9

8. MAINTENANCE (FOR SERVICE PERSONNEL) ............9

9. NOT MALFUNCTION OF THE AIR CONDITIONER .....10

10. TROUBLE SHOOTING ..................................................11

This operation manual is for the following system with standard 
control. Before initiating operation, contact your dealer for the 
operation that corresponds to your system.

NOTE

• If the unit you purchased is controlled by a wireless remote 

controller, also refer to the wireless remote controller’s oper-
ation manual.

If your installation has a customized control system, ask your  
dealer for the operation that corresponds to your system.

TWO REMOTE CONTROLLERS CONTROL SYSTEM

Confirm the following if your unit is the following control system 
type.

• 2 remote controllers control system

2 remote controllers control 1 indoor unit.
The unit is individually operated.

NOTE

• Contact your dealer in case of 2 remote controllers control 

system.

Names and functions of parts

 Refer to Fig. 2 on page 3 

Please read these “SAFETY CONSIDERATIONS” carefully 
before installing air conditioning equipment and be sure to 
install it correctly. After completing the installation, make sure 
that the unit operates properly during the start-up operation.
Please instruct the customer on how to operate the unit and 
keep it maintained.
Also, inform customers that they should store this operation 
manual along with the installation manual for future reference.
This air conditioner comes under the term “appliances not 
accessible to the general public”.

Meaning of danger, warning, caution and note symbols.

DANGER

.................Indicates an imminently hazardous 

situation which, if not avoided, will 
result in death or serious injury.

WARNING

...............Indicates a potentially hazardous situ-

ation which, if not avoided, could result 
in death or serious injury.

CAUTION

................Indicates a potentially hazardous situ-

ation which, if not avoided, may result 
in minor or moderate injury.  It may 
also be sued to alert against unsafe 
practices.

NOTE

........................Indicates situation that may result in 

equipment or property-damage-only 
accidents.

Keep these warning sheets handy so that you can refer to 
them if needed.

Also, if this equipment is transferred to a new user, make sure to 
hand over this operation manual to the new user.

DANGER

• Do not install the unit in an area where flammable mate-

rials are present due to risk of explosion resulting in seri-
ous injury or death.

• Any abnormalities in the operation of the air conditioner 

such as smoke or fire could result in severe injury or 
death. Turn off the power and contact your dealer imme-
diately for instructions.

• Refrigerant gas may product toxic gas if it comes in con-

tact with fire such a from a fan, heater, stove or cooking 
device. Exposure to this gas could cause severe injury 
or death.

• For refrigerant leakage, consult your dealer.

Refrigerant gas is heavier than air and replaces oxygen. A 
massive leak could lead to oxygen depletion, especially in 
basements, and an asphyxiation hazard could occur leading 
to serious injury or death.

1.

WHAT TO DO BEFORE OPERATION

a

Indoor unit

b

Outdoor unit

c

Remote controller

d

Inlet air

e

Discharge air

f

Air outlet

g

Air flow flap (at air outlet)

Indoor unit

Unit with remote controller

Outdoor unit

h

Refrigerant pipe, connection electric wire

i

Drain pipe

j

Air inlet
The built-in air filter removes dust and dirt.

k

Ground wire
Wire to ground from the indoor and outdoor unit to prevent elec-
trical shocks.

2.

SAFETY CONSIDERATIONS

Summary of Contents for FHQ24MVJU

Page 1: ...FHQ30MVJU FHQ36MVJU FHQ42MVJU OPERATION MANUAL SPLIT SYSTEM Air Conditioners Read these instructions carefully before installation Keep this manual in a handy place for future reference This manual s...

Page 2: ...3 TEST F hr hr TEST NOT AVAILABLE L H 2 9 10 3 1 4 5 6 7 13 14 15 16 17 18 19 20 21 11 8 12 Fig 1 b d e k j a i h f f c e e d d g Fig 3 F hr H Fig 4 Fig 2...

Page 3: ...ng caution and note symbols DANGER Indicates an imminently hazardous situation which if not avoided will result in death or serious injury WARNING Indicates a potentially hazardous situ ation which if...

Page 4: ...could result in a shock hazard or fire if a spill occurs Do not put a finger or other objects into the air inlet or air outlet The fan is rotating at high speed and will cause injury The heat exchang...

Page 5: ...Is a snow protection measure taken For details consult your dealer Regarding wiring All wiring must be performed by an authorized electrician To do wiring ask your dealer Never do it by yourself Make...

Page 6: ...uns to discharge a gentle wind automatically until the temperature inside the air conditioner reaches a cer tain level At this time the remote controller displays Leave it as it stands and wait for a...

Page 7: ...in the following two ways Programming the stop time The system stops operating after the set time has elapsed Programming the start time The system starts operating after the set time has elapsed The...

Page 8: ...an electric shock and injury may result Do not wash the air conditioner with water Doing so may result in an electric shock Be careful with a scaffold or staging Caution must be exercised because of...

Page 9: ...n some watts of electricity is being used even if the system is not operating Turn off the main power supply switch for saving energy The display on the remote controller will vanish when the main pow...

Page 10: ...lug the power cord from the outlet and contact your dealer Continued operation under such circumstances may result in a failure electric shock and fire If a safety device such as a fuse a breaker or a...

Page 11: ...unlight enters the room when cooling Use curtains or blinds When there are too many inhabitants in the room when cooling Cooling effect decreases if heat gain of the room is too large If the heat sour...

Page 12: ...0510 FS 3PN05140 9W EM04A050A...

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