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English

2. Items to be checked at delivery

Items to be checked

Check

column

Have you carried out field setting? (if necessary)
Are the control box lid, the air filter and the suction grille 
attached?

Does the cool air discharge during the cooling 
operation and the warm air discharge during heating 

operation?

Have you explained how to operate the air conditioner 

showing the operation manual to the customer?

Have you explained the description of cooling and 

heating given in the operation manual to the customer?

Have you handed the operation manual and the 

installation manual to the customer?

Points of the operation explanation

In addition to the general usage, since the items in the 

operation manual with the   WARNING and   CAUTION 

marks are likely to result in human bodily injuries and 

property damages, it is necessary not only to explain 

these items to the customer but also to have the 

customer read them.

It is also necessary to explain the items of “NOT 

MALFUNCTION OF THE AIR CONDITIONER” to the 

customer and have the customer read them carefully.

3.  CARRY-IN METHOD

Note 
Do not throw away the accessories required for installation 

until the installation is finished.

• 

Choose the carry-in route of the indoor unit.

• 

When lifting the unit with a crane, use belt sling and 

perform lifting the unit as shown in the figure below.

Belt sling

Put a rag or a corrugated 

fiberboard to prevent damage of 

the suction grille and the control 

panel part.

Make sure to sling over the hanger.

4.  INSTALLATION SITE

Note 
Do not apply force on the resin parts in case of carrying the 
indoor unit when and after unpacking.

(1)  Select an installation site where the following conditions 

are satisfied and obtain the customer’s approval before 

installation.

• 

The foundation is strong enough to support the weight 

of the unit and the floor is flat to prevent vibration and 

noise generation.

• 

The place where the cold (warm) air is spread all over 
the room. 
(In case of free blow by the plenum chamber)

• 

The place where the condensate can be properly 
drained.

•  The place where there is no possibility of flammable 

gas leak.

• 

The place where is not heat affected by other heating 
equipment.

• 

The space around the unit is adequate for servicing 
and the minimum space for air inlet and air outlet is 
available.

• 

The place where the piping length between indoor unit 
and outdoor unit is within the allowable limit. 
(Refer to the installation manual attached to the 
outdoor unit.)

(2)  After installation, remove the shipping brackets attached 

to the bottom frame.

(3)  Secure the unit to its base using foundation bolts.

4-1  EXAMPLE OF REQUIRED SPACE

•  Select a suitable pattern from the figure below according 

to local space in view of walkway and ventilation when 
installing. 

(If the given field space fails to meet the conditions of work 
in this figure, contact the dealer.)

Piping connection

A

B

Left side

500 mm

100 mm

Right side

100 mm

500 mm

Foundation bolts fixing plate

(4 Portions)

φ

15 hole 

(125-

250 type

)

φ

17 hole 

(

400 · 500 type

)

900 mm or more

A or more

B or more

Indoor 
unit

100 mm 

or more

<

Front 

side

>

01_EN_3P345056-4F.indd   3

9/3/2015   15:00:22

Summary of Contents for FXVQ125MY1

Page 1: ...S Floor standing duct type FXVQ125MY1 FXVQ200MY1 FXVQ250MY1 FXVQ400MY1 FXVQ500MY1 FXVQ500MY16 SYSTEM Air Conditioners CAREFULLY READ THESE INSTRUCTIONS BEFORE INSTALLATION KEEP THIS MANUAL IN A HANDY PLACE FOR FUTURE REFERENCE ...

Page 2: ...out the specified installation work in consideration of strong winds typhoons or earthquakes Improper installation may result in an accident such as air conditioner falling Make certain that all electrical work is carried out by qualified personnel according to the applicable legislation note 1 and this installation manual using a separate circuit In addition even if the wiring is short make sure ...

Page 3: ...ap Insulation for Drain plug Clamp Hanging bolt for fan motor Quantity 1 pc 125 250 type For each 1 pc 400 500 type 1 pc 1 pc 3 pcs 1 pc Shape Gas piping Liquid piping only 500MY16 Gas piping Location Partition plate Name Bolts for flanges Quantity 14 pcs 125 200 type 30 pcs 250 type 18 pcs 400 type 36 pcs 500 type Shape M8 20 Location Partition plate However 2 bolts and 2 nuts are used for flange...

Page 4: ... control panel part Make sure to sling over the hanger 4 INSTALLATION SITE Note Do not apply force on the resin parts in case of carrying the indoor unit when and after unpacking 1 Select an installation site where the following conditions are satisfied and obtain the customer s approval before installation The foundation is strong enough to support the weight of the unit and the floor is flat to ...

Page 5: ... 3 mm displacement per 1 m 5 3 TENSION OF V BELT Tension of a V belt must meet the deflection load W as shown Calculate the required deflection length L by the equation 1 its tolerance must be within the range as below C L 1 Deflection load L 0 016 C mm C Distance between the shafts of the pulley mm W Types of V belt Deflection load W N A type 13 7 20 6 B type 22 6 34 3 Note It is recommended to ch...

Page 6: ...ION PIPING See the following table for the Processing connection piping For right side piping replace the partition bush fixed on the right side panel with the bush for hole fixed on the left side panel Left side piping connection Right side piping connection Piping on liquid side 125 250 type Pass the piping from the hole on the left side into the unit conduct sleeve flare process and brazed conn...

Page 7: ...t Drain plug Indoor unit Downward inclination 1 100 or more 50 mm or more Drain plug cap accessories 100 mm or more Drain piping for Left side connection CAUTION The connection of the drain piping Do not directly connect the drain piping to sewerage which odor may smell like ammonia Sewerage may contain it which may pass through the drain piping and result in corrosion of the indoor unit heat exch...

Page 8: ... type Wiring from right side Earth terminal Control box Pass the attached clamp through the resin clamp and bundle each wiring in one and fix them Terminal block for the wiring between indoor unit and outdoor unit Terminal block for power supply wiring Earth terminal for shield wire Wiring from left side Earth terminal Control box Pass the attached clamp through the resin clamp and bundle each wiri...

Page 9: ...al heat radiation Fig 2 Use wires the same in size if the air conditioner is in simultaneous multi operation Abnormal heating may occur if the wirings are not tightened securely Use the required wirings connect them securely and fix these wirings securely so that external force may not apply to the terminals Use a proper screw driver for tightening the terminal screws If an improper screw driver i...

Page 10: ... when setting by group 4 Press the upper button and select FIRST CODE NO 5 Press the lower button and select the SECOND CODE NO 6 Press the button once and the present settings are SET 7 Press the TEST button to return to the NORMAL MODE SETTING TEST UNIT NO 3 4 5 6 7 1 2 UNIT NO MODE NO SECOND CODE NO FIRST CODE NO FIELD SET MODE Note 1 Setting is carried out in the group mode however set the mod...

Page 11: ...OPERATION 1 Confirm that the control box lid of the indoor units and the outdoor unit are closed 2 Perform the test run according to the installation manual attached to the outdoor unit If the operation lamp on the control panel is flashing it indicates malfunction Check the error code of the liquid crystal display and the malfunction source For the error code and the details refer to the operatio...

Page 12: ...3P345056 4F EM13A004B 1511 HT ...

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