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9

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2.  Specification for field supplied fuses and wiring

Model

Power supply wiring

Transmission wiring

Field fuses

Wiring

Size

Wiring

Size

FXVQ125MY1

16A

H05VV 

(Note 1)

Wiring size 

and length 

must comply 

with local 

codes.

Balanced 

type shield 

wire 

(Note 2)

0.75 − 1.25 

mm

2

FXVQ200MY1
FXVQ250MY1
FXVQ400MY1

FXVQ500MY1
FXVQ500MY16

The lengths of remote controller wiring and transmission 
wiring are as follows:
Transmission wiring ......................  Total wiring length 2000 m

• 

Outdoor unit - Indoor unit  ....  Max. 1000 m

• 

Outdoor unit - BS unit ..........  Max. 1000 m

• 

BS unit - Indoor unit .............  Max. 1000 m

• 

Indoor unit - Indoor unit  .......  Max. 1000 m

Note 
1.  Shows only in case of protected piping. Use H07RN-F in 

case of no protection.

2.  Use the shield wire. Or it may cause a malfunction or 

breakdown of the unit by receiving electrical noise (external 
noise)

9.  FIELD SETTING AND CONTROL WIRING

9-1  FIELD SETTING

• 

Field setting of the following items is required depending 
on the installation conditions.

• 

If optional accessories are mounted on the indoor unit, the 
indoor unit setting may have to be changed. Refer to the 
installation manual for each optional accessory.

<Procedure of field setting>

(1)  When in the normal mode, press the “ 

TEST

 ” button (

) for 

4 seconds or more, and the FIELD SETTING MODE is 
entered.

(2)  Select the desired MODE NO. with the “   ” button (

).

(3)  During group control, when setting by each indoor unit 

(mode No. 20, 22 and 23 have been selected), press the 
“ 

 ” button (

) and select the INDOOR UNIT NO to 

be set. (This operation is unnecessary 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 

mode number inside the ( ) for individual setting of the 

each indoor unit or confirmation after setting.

2.  The SECOND CODE NO. is set to in 

 number when 

shipped from the factory.

3.  Do not make any settings not given in the table on the 

below.

4.  Not displayed if the indoor unit is not equipped with that 

function.

5.  When returning to the normal mode, “88” may be displayed 

in the LCD in order for the remote.

<Filter sign setting>

• 

Settings must be made when changing display interval of 

filter sign according to environment and filter type.

Mode 

NO.

(Note.1)

FIRST 
CODE 

NO.

Description of setting

SECOND CODE NO. 

(Note.2)

01

02

10 

(20)

0

Filter Contamination-Heavy/
Light
(Setting for spacing time of 

display time to clean air filter)
(Setting for when filter 

contamination is heavy, and 
spacing time of display time to 

clean air filter is to be halved)

Long 
life 
type

Li

ght

Approx.
2500 
Hrs.

H

eav

y Approx.

1250 
Hrs.

2

Remote thermo-controller
(Setup is made when using a 
remote thermo-controller.)

Use

Nonuse

3

Spacing time of display time to 

clean air filter count
(Setting for when the filter sign 

is not to be used)

Display

Do not 
display

<Automatic reset of power failure>

• 

For automatic reset of power fault, settings must be made 
as shown.

Mode NO.

FIRST CODE 

NO.

SECOND CODE NO.

01

02

12(22)

5

None

Provided

01_EN_3P345056-4F.indd   9

9/3/2015   15:00:28

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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