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15

• Beware of fire in case of refrigerant leakage.

If the air conditioner is not operating correctly, i.e. not gen-

erating cool or warm air, refrigerant leakage could be the

cause. Consult your dealer for assistance.

The refrigerant within the air conditioner is safe and nor-

mally does not leak. However, in the event of a leakage,

contact with a naked burner, heater or cooker may result in

generation of noxious gas.

Do not longer use the air conditioner until a qualified ser-

vice person confirms that the leakage has been repaired.

• Consult your local dealer regarding relocation and

reinstallation of the air conditioner.

Improper installation work may result in leakage, electric

shocks or fire hazards.

• Do not place objects in direct proximity of the

outdoor unit and do not let leaves and other debris

accumulate around the unit.

Leaves are a hotbed for small animals which can enter the

unit. Once in the unit, such animals can cause malfunc-

tions, smoke or fire when making contact with electrical

parts.

• Do not allow a child to mount on the outdoor unit or

avoid placing any object on it.

Failing or tumbling may result in injury.

• The appliance is not intended for use by unattended

young children or infirm persons.

Impairment of bodily functions and harm to health may

occur.

Children should be supervised to ensure that they do

not play with the unit or its remote controller.

Accidental operation by a child may occur in impairment of

bodily functions and harm health.

Do not let children play on or around the outdoor unit.

If they touch the unit carelessly, injury may be caused.

Do not block air inlets nor outlets.

Impaired air flow may occur in insufficient performance or

trouble.

!

CAUTION

NAME OF PARTS

 Refer to figure 1 & 2 on page [1

4

1.

Air outlet (Field supply)

2.

Exhaust duct (Field supply)

3.

Drain pipe

4.

Connection piping

5.

Transmission wiring

6.

7.

Remote controller

 

(Sold separately)

Drain discharge device (built-in)

Discharges indoor moisture removed during cool-

ing operation.

8.

Power line

9.

Grounding wire

This wire releases electricity from the indoor unit

to the ground in order to prevent electric shock or

fire.

10.

Air filter (inside filter chamber)

 

(Sold separately)

11.

Suction filter chamber

 

(Sold separately)

12.

Suction duct (Field supply)

13.

Machine nameplate

The nameplate is imprinted with the machine

name and specifications.

14.

Suction grille

 (Field supply)

15.

Air Filter

Only a qualified person is allowed to perform mainte-

nance except daily maintenance.

Before touching any of connection wirings, be sure to

turn off all power supply switches.

MAINTENANCE

!

WARNING

• Do not use flammable materials (e.g., hairspray or

insecticide) near the product.

Do not clean the product with organic solvents such

as paint thinner.

The use of organic solvents may cause crack damage to

the product, electric shocks, or fire.

• Contact professional personnel about attachment of

result in water leaks, electric shock or fire.

the air conditioner.

Improper cleaning may cause breakage of plastic parts,

water leakage and other damage as well as electric

shocks.

!

CAUTION

Before cleaning, be sure to stop unit operation, turn

the breaker off or remove the power cord.

 Otherwise,

an electric shock and injury may occur.

Do not wash the air conditioner with water, as this may

result in electric shocks or fire.

How to clean the air filter

 

(The air filter is an optional accessory.)

1. Clean the air filter when the display shows “

(TIME TO CLEAN AIR FILTER).

This message is displayed once the unit has operated for

a certain amount of time.

Always clean the air filter at the beginning of the heating or

cooling season.

(Dust and dirt in the air filter reduce airflow, lowering the

unit’s capacity.)

Clean the air filter more frequently when using the unit in a

dirty environment.

NOTES

Do not remove the air filter for other than cleaning pur-

poses.

Doing so may cause damage to the unit.

Do not install any object other than a proper air filter in the

suction inlet (for example, a paper towel). Doing so may

result in degraded performance and cause freezing or

water leakage.

Watch your steps at the time of air filter cleaning or

inspection.

Highplace work is required, to which utmost attention

must be paid.

If the scaffold is unstable, you may fall or topple down, thus

causing injury.

Start or stop the air conditioner with the remote
controller. Never use the power circuit br

eake

r for

this purpose.

Summary of Contents for VRV FXMQ100ARV16

Page 1: ... shocks or fire Install the air conditioner on a foundation strong enough to withstand the weight of the unit A foundation of insufficient strength may result in the equipment falling down and causing injury Carry out the specified installation work after taking into account strong winds typhoons or earthquakes Failure to do so during installation work may result in the unit falling and causing ac...

Page 2: ...ut exerting any pressure on other parts especially the refrigerant piping drain piping flanges and other resin parts Be sure to check the type of R410A refrigerant to be used before installing the unit Using an incorrect refrigerant will prevent normal operation of the unit The accessories needed for installation must be retained in your custody until the installation work is completed Do not disc...

Page 3: ...eliver instruction manual if any for the field supplies to the customer Hold the hanging brackets in the case of moving the indoor and outdoor units at the time of and after opening the packages Do not impose undue force on other parts such as the refrigerant piping drain piping or flanges in particular Add heat insulation material to the indoor unit if the tem perature above the ceiling is likely...

Page 4: ...icing purposes of the el compo box and drain pump prepare one of the following service spaces 1 2 Inspection hatch 1 2 450 450 for the el compo box and a minimum space of 300 mm for the lower part of the product Refer to Fig 2 2 Inspection hatch 1 450 450 for the el compo box and inspection hatch 2 for the lower part of the prod uct see axial direction view A 1 Refer to Fig 2 3 3 Inspection hatch ...

Page 5: ...the washer for the hanging bracket can be prevented if the washing fixing plate 8 is used During the installation work perform the curing of the air outlet and protect the resin drain pan of the indoor unit from the intrusion of foreign substances such as welding spatters Otherwise water leakage may occur as a result of damage such as hole damage to the resin drain pan 2 Make adjustments so that t...

Page 6: ...e free of oil The drain pan and the resin part may be deteriorated if oil is attached If no torque wrenches are available refer to Table 3 as a standard When the flare nut is tightened with the spanner the tightening torque should increase suddenly Tighten the flare nut further for the corresponding angle shown in Table 3 Table 3 Torque wrench Spanner Piping union Flare nut Fig 4 Pipe size Tighten...

Page 7: ...r of 25 mm Make sure that the piping is short enough with a down ward slope of at least 1 100 and that there is no air bank formed No drain trap is required The drain piping will be clogged with water and water leak age may result if the water is accumulated in the drain piping Conduct drain up piping work if the gradient is insufficient Attach a support bracket at 1 to 1 5 m intervals for the pre...

Page 8: ...oling operation according to 11 FIELD SETTING and 12 TEST OPERATION Make sure that the water is not spilled onto the electric parts of the drain pump and others Ceiling slab 1 1 5 m 300 mm max 700 mm max Support bracket Drain up piping field supply Adjustable 467 mm max Metal clamp 1 accessory Drain hose 2 accessory Drain hose 2 accessory Horizontal or upward slope If there is an air bank noise ma...

Page 9: ...ng and piping between the outdoor unit and an indoor unit are mismatched the system may cause a malfunction A circuit breaker capable of shutting down power supply to the entire system must be installed Refer to the installation manual attached to the outdoor unit for the size of power supply wiring connected to the outdoor unit the capacity of the circuit breaker and switch and wiring instruction...

Page 10: ... connections are done fill in any gaps in the through holes with putty or insulation procured locally to prevent small animals and insects from entering the unit from outside If any do get in they could cause short circuits in the el compo box 5 Mount the provided wire fixing bracket 10 with the wire fixing screw 11 Fix each wire with the provided clamp 7 Precaution s for Power Supply Wiring Conne...

Page 11: ...rt a screwdriver into the clearance between the grooves of the lower casing and the upper casing to remove the upper casing 2 grooves The remote controller PCB is attached to the upper casing Note There is no need to set the indoor unit address when using group control It is automatically set when the power is turned on Lower part of remote controller Upper part of remote controller Insert the scr...

Page 12: ...mpossible by remote controllers Input OFF ON turns ON unit Input OFF enables control by remote con troller Input ON OFF turns OFF unit F2 T1 T2 FORCED OFF Input A SETTING MODE NO SECOND CODE NO FIELD SET MODE FIRST CODE NO 2 Filter Sign Settings The remote controller is provided with an LCD that tells the time of air filter cleaning If the air conditioner is used in places with excessive dust chan...

Page 13: ...ndoor unit indoor control PCB transmission error C6 Lit Improper combination of fan driver PCB of indoor unit or setting failure in control PCB type Test operation of outdoor unit has not U3 Lit been finished Contents Remote Controller Display is Lit up U4 is lit up UH is lit up No display The Power on the outdoor unit is off The outdoor unit has not been wired for power supply Incorrect wiring fo...

Page 14: ...nformation regarding safety Be sure to observe all precautions without fail WARNING Failure to follow these instructions properly may result in personal injury or loss of life CAUTION Failure to observe these instructions properly may result in property damage or personal injury which may be seri ous depending on the circumstances After reading keep this manual in a convenient place so that you ca...

Page 15: ...n order to prevent electric shock or fire 10 Air filter inside filter chamber Sold separately 11 Suction filter chamber Sold separately 12 Suction duct Field supply 13 Machine nameplate The nameplate is imprinted with the machine name and specifications 14 Suction grille Field supply 15 Air Filter Only a qualified person is allowed to perform mainte nance except daily maintenance Before touching a...

Page 16: ...e controller please clean the filter When the operating time exceeds the desig nated time this mark will be displayed If using the air conditioner under very dusty environment increase the frequency of air filter cleaning When you want to change the setting time until the mark is displayed consult with your dealer The default factory setting is 2500 hours There are the following time display patte...

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