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English

11-2 Setting of air direction

See the installation manual included with the sealing material of air discharge outlet kit, sold separately and 
technical guide, for ceiling height settings for two and three-direction air discharge. (The SECOND CODE 
NO. is factory set to “01” (all round outlet) before shipping.)

11-3 Settings for Mounting Options

When installing an option sold separately, refer to the installation manual provided to the option.

11-4 Setting air filter sign

Remote controllers are equipped with liquid crystal display air filter signs to display the time to clean air filters.

Change the SECOND CODE NO. according to “Table 5” depending on the amount of dirt or dust in the 
room.
(SECOND CODE NO. is factory set to “01” for filter contamination-light.)

Table 5

Note:

1. “Mode No.” setting is done in a batch for the group. To make or confirm settings for an individual unit, set 

the internal mode number in parentheses.

2. Make settings for “No Display” in cases where no cleaning display is required, e.g., at the time of regular 

maintenance servicing.

The air conditioner is provided with a long life filter as a standard accessory. Explain to the customer the 
necessity of cleaning the filter periodically along with the set time for filter cleaning for the prevention of 
clogging.

When using wireless remote controllers

When using wireless remote controllers, wireless remote controller address setting is necessary. Refer to 
the installation manual attached to the wireless remote controller for setting instructions.

Set the remote controller to the field set mode. For details, refer to the “HOW TO SET IN THE FIELD”, in 
the remote controller manual.

When in the field set mode, select mode No. 12, then set the first code (switch) No. to “1”. Then set second 
code (position) No. to “01” for FORCED OFF and “02” for ON/OFF OPERATION. (FORCED OFF at factory 
set)

Setting

Spacing time of display air filter 

sign (long life type)

Mode No.

FIRST CODE 

NO.

SECOND 

CODE NO.

Air filter contamination-
light

Approx. 2500 hrs

10 (20)

0

01

Air filter contamination-
heavy

Approx. 1250 hrs

02

No Display

3

SETTING

Mode No.

FIELD SET MODE

SECOND CODE NO.

FIRST CODE NO.

01_EN_3P161684-4E.fm  Page 23  Monday, August 16, 2010  7:11 PM

Summary of Contents for FXFQ25PVE

Page 1: ...D THESE INSTRUCTIONS CAREFULLY BEFORE INSTALLATION KEEP THIS MANUAL IN A HANDY PLACE FOR FUTURE REFERENCE LEA CUIDADOSAMENTE ESTAS INSTRUCCIONES ANTES DE INSTALAR GUARDE ESTE MANUAL EN UN LUGAR A MANO...

Page 2: ...ublic This unit is a class A product In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures Meaning of WARNING and CAUTION...

Page 3: ...h refrigerant that has leaked from refrigerant pipes or other areas as there is a danger of frostbite Be sure to earth the air conditioner Do not earth the unit to a utility pipe lightning conductor o...

Page 4: ...his unit is suitable for installation in a household commercial and light industrial environment Do not install or operate the unit in rooms mentioned below Laden with mineral oil or filled with oil v...

Page 5: ...kely to occur Check Are the indoor unit and outdoor unit fixed firmly The unit may drop vibrate or make noise Is the outdoor unit fully installed The unit may malfunction or the compo nents burn out I...

Page 6: ...al which matches the following conditions A location from which cool warm air will reach the whole room A location with no objects blocking the air passage A location where drainage can be done with n...

Page 7: ...he 100 and 125 or more field settings will have to be made with the remote controller See 11 FIELD SETTING for details 3 Air direction The air direction shown in Fig 3 is an example Select the appropr...

Page 8: ...n ceiling and the unit is over 35mm attach ceiling material to part or recover the ceiling 950 Decoration panel 780 Suspension bolt pitch 840 Indoor unit 860 910 Ceiling opening 710 Suspension bolt pi...

Page 9: ...owever for existing ceilings install fresh air inlet component kit and branch duct before installing the unit As for the parts to be used for installation work be sure to use the provided accessories...

Page 10: ...to drip 1 5 Remove the washer fixing plate 7 used for preventing the washer from falling and tighten the upper nut 1 6 Remove the paper pattern for installation 5 2 For existing ceilings 2 1 Install t...

Page 11: ...If any refrigerant gas leaks while working on the unit ventilate the room thoroughly right away Do not mix air or other gas with the specified refrigerant in the refrig eration cycle Ventilate the ro...

Page 12: ...64 B Cu93P 710 795 ISO 3677 which does not require flux Flux has extremely harmful influence on refrigerant piping systems For instance if the chlorine based flux is used it will cause pipe corrosion...

Page 13: ...downwards at a gradient of at least 1 100 to prevent air pockets from forming If the drain pipe cannot be sufficiently set on a slope execute the drain raising piping To keep the drain pipe from sagg...

Page 14: ...following after checking the draining of water and mount the thermal insulation material for drainage 14 and thermal insulate the drain socket WHEN ELECTRIC WIRING WORK IS NOT FINISHED CAUTION Electri...

Page 15: ...wer is turned on the drain pump will operate and you can check the draining of water through the transparent part of the drain socket The drain pump will stop automatically in 10 minutes After checkin...

Page 16: ...uctions Be sure to ground the air conditioner Do not connect the ground wire to gas pipes plumbing pipes lightning rods or telephone ground wires Gas pipes might cause explosions or fire if gas leaks...

Page 17: ...ion system Remove the terminal box lid and pull the wires inside through the hole and connect to the terminal block for remote controller 6 P no polarity Securely fix the remote controller cord with t...

Page 18: ...wiring refer to the INSTALLATION MANUAL OF REMOTE CONTROLLER attached to the remote controller 6 Never connect power supply wiring to the terminal block for remote controller A mistake of the sort cou...

Page 19: ...pass through the same place together Proximity may cause electrical interference malfunctions and breakage Fig 27 Inter unit wiring Ground wire Sheaths Remote controller cord weak electric 10 15mm 70...

Page 20: ...y wiring Transmission wiring Switch Fuse Power supply Main switch Remote controller Indoor unit BS unit Only for Heat recovery system Fig 28 L N L N IN D OUT D F1 F2 F1 F2 Terminal box L N P1 P2 P1 P2...

Page 21: ...s activated Terminal box Outdoor unit No 2 System Indoor unit A Fig 30 Indoor unit B Indoor unit C Most down stream indoor unit For use with 2 remote controllers IN D OUT D F1 F2 F1 F2 P1 P2 P1 P2 F1...

Page 22: ...slave to the terminal block for remote controller P1 P2 in the terminal box There is no polarity Refer to Fig 30 and 8 3 9 4 Computerised control forced off and on off operation 1 Wire specifications...

Page 23: ...on the indoor and outdoor units Field setting must be made from the remote controller and in accordance with installation conditions Setting can be made by changing the Mode No FIRST CODE NO and SECO...

Page 24: ...required e g at the time of regular maintenance servicing The air conditioner is provided with a long life filter as a standard accessory Explain to the customer the necessity of cleaning the filter...

Page 25: ...terior work is completed if the interior work has not been finished at the end of the test run If the air conditioner is operated substances discharged from the paint adhesive etc can contaminate the...

Page 26: ...1009 HT 3P161684 4E EM10A029 00_CV_3P161684 4E fm Page 2 Monday August 16 2010 7 08 PM...

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