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Be sure to read this instruction manual before starting installation work.
Installation work must be carried out by a dealer or a specialist installation contractor.

This is a single-phase product. Check the power supply before proceeding with the installation work.

Please be absolutely sure to read through the following information: it will help you to install the Air Curtain correctly
and safely and to operate it properly.
The precautions presented here contain important safety information: be sure to follow the applicable instructions given.

AIR CURTAIN

Models:

GK-3506SA
GK-3509SA
GK-3512SA

OPERATING AND INSTALLATION INSTRUCTIONS

0104872HB9204

Prohibited

Do NOT disassemble.  

Do not use where water is
present. 

Do NOT touch.

You must follow the
instructions given. 

Grounding is required.

Beware of rotating objects.

WARNINGS

This applies to mishandling or
misoperation of the product which
may lead to a fatal or serious injury.

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Do not touch the moving parts.
(You may injure yourself.)

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Do not attempt remodelling under any circumstances. Disassembly and repair are permitted only be qualified repair
engineers.
(The product may cause fire, electrical shock and/or injury)

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Do not apply water to the product or splash water onto it.
(Short-circuiting or electrical shock may be caused.)

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Do not use the product where the combustion area of its combustion device will be directly exposed to wind or air
movement.
(This may cause incomplete combustion or result in the flames being extinguished, leading to carbon monoxide poisoning.)

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When passing the product and metal ducts connected to the product through wooden buildings lined or covered with
metal or wire laths or with metal sheets, install the product and ducts in such a way that they will not make electrical
contact with the metal or wire laths or metal sheets.  
(Ignition may occur if there are power leaks.)

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Before proceeding with maintenance work, be absolutely sure to set the circuit-breaker on the power board to the OFF
position. In addition, do not perform the work with wet hands.  
(Electrical shock or injury may result.)

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Ground the product properly.
(Electrical shock may be caused in case of malfunctioning or power leaks.)

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Do not poke your fingers or any objects into the air outlet ports or moving parts during operation since this is dangerous.
(You may injure yourself.)

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If operation stops while the power is still switched on, do not touch the product under any circumstances.
(There is a danger that the unit could suddenly start operating again and cause injury. There is also a danger of electrical shock.)

Be sure to hand over these Operating and Installation Instructions to the user when the
installation work has been completed.

Essential Safety Precautions

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The graphic symbols have the following significance.

1

Trial Operation

When the installation work is complete, it is advised to re-check both the wiring and the fixing of the unit so that this product operates
correctly with no vibration or noise.

Operation

Maintenance

The Air Curtain should be cleaned when it gets dirty – roughly once every three months as a general rule. Also, be sure to clean and test run
the Air Curtain before starting operation for the summer and winter seasons.

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Always switch power off before cleaning the unit. 
If there is dirt on the front panel, remove it with a vacuum cleaner. Also, if the inside of this product is extremely dirty, clean it off with a
feather duster, etc.

<

NOTE

>

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Do not use solvents such as the following to clean the unit:
Paint thinner, alcohol, benzine, gasoline, kerosene, aerosol sprays, alkaline solvents, or chemicals in chemically treated cleaning
cloths. 
(Surface deterioration or discoloration could result.)

High

Low

ON

OFF

– 20

°

 + 20

°

Unit body

Air Outlet

Power Switch

Airvolume Switch

1.

Turn the power switch ON. (Press
the I side.)

2.

Set the air volume switch on High or
Low, whichever you prefer.

3.

Move the outlet louver and adjust
the air direction.
(When adjusting the louver, do not
use a tool or other implement.)
The outlet louver can be adjusted by
approximately 20º on the inside and
the outside units.

4.

To stop the air curtain, turn the power
switch OFF. (Press the O side.)

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When cooling the inside.

1. If there is outside wind, blow air so that it is

directed straight downward.

2. If there is no outside wind, and if there is an opening

on the inside, blow air slightly toward the inside.

3. If there is no outside wind, and the inside is closed,

blow air slightly toward the outside.

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When heating the inside.

1. If there is outside wind, blow air slightly toward

the outside.

2. If there is no outside wind, blow air either straight

downward or slightly toward the inside.

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If the temperature difference is great between
the inside and outside of the refrigerator, etc.

1. Blow air slightly toward the outside.

 

Nut

Blades

Front Panel

Panel Installation Screws

After reading this information, keep it in a place where any person using the product can refer

to it at any time.

Removing each Part

1.

Take out the two
screws used to install
the front panel.

2.

Pull the front part of
the front panel, then
lift it up and off the
hooks on the unit’s
body and remove it.

Take off the nuts, then
pull the blades off the
fan motor shafts.

After-Sales Service

Please contact the dealer from whom the unit was purchased concerning after-sales service.

Specifications

TYPE

GK-3506SA

GK-3509SA

GK-3512SA

Power Source

Frequency

Voltage

50Hz

single phase

220-240V

single phase

220-240V

single phase

220-240V

50Hz

50Hz

Speed

control

High

165-175

0.75-0.75

16-17.5

165-180

0.75-0.75

12.0-14.0

250-265

1.1-1.1

16.0-17.5

250-270

1.1-1.1

12.0-14.0

335-355

1.5-1.5

16-17.5

335-360

1.5-1.5

12.0-14.0

1440-1560

1190-1350

2160-2340

1790-2030

2880-3120

2380-2700

400-433

331-376

600-650

497-564

800-867

663-752

64.5-66.5

61.0-64.0

66.0-68.5

63.0-66.0

67.5-70.0

64.5-67.5

1.4

13

20

25

1.3

2.1

1.9

2.8

2.6

Low

High

Low

High

Low

Input

(W)

Maximum

load current(A)

Air velocity

Max(m/s)

Air volume 

(m

3

/h)

(L/s)

Noise

(dB)

Starting

current (A)

Weight 

(kg)

Reassembly and Inspection after Cleaning

When cleaning is finished, reverse the disassembly
steps to reassemble the unit.
Inspect the following items as you reassemble the unit.

1. The fan fits onto the shaft in a specific orientation. Be

sure not to install it upside-down.

2. There are no scratches on the wiring inside the

unit body!

3. The unit body, fans, nuts, and front panel all have

been mounted securely.

4. Switch power on and confirm that the Air Curtain

operates correctly.

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