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Malfunction Analyzing 

14

Malfunction Analyzing

Warning

Do not repair air conditioner by yourself for the incorrect repair would lead electric shock or fire. 

Please contact service center and had the unit repaired by specialized personnel. Check the following 
item before contacting to repair could save your time and cost.

Malfunction Phenomena

Malfunction Analyzing

The air conditioner can’t start 

up just after turned off

The over load protect switch of the unit makes it runs after 3 mins delay

Odor gave out when the 

unit just turned on

This is because when air conditioning, odors or cigarette smoke 

from the room that was sucked in is discharged again.

Slight bicker was heard 

when the unit is running

This is the sound for inner refrigerant flowing

Mist come from air outlet 

vent when cooling

Indoor air is cooled rapidly

Creak sound is heard when 

running or after run

The grating sound caused by expands of panel and 

other parts for the change of temperature.

The air conditioner cannot run

Is power cut

Is the power supply connected

Is the circuit protector started aside

Is the voltage too high or too low

If TIMER had been set in wireless remote controller

Notice :all above should be operated by professional

The cooling (heating) effect of 

the air conditioner is not good 

Is the temp. set in proper

Is the inlet, outlet vent of outdoor unit blocked

Is the air filter too dirty to cause blockage

Are windows and doors closed

Is air quantity set to Low speed

Is there other heating resource in room

Wireless remote controller 

cannot control

Under the circumstance of changed batteries, the wireless remote 

controller sometimes would appear the phenomena of couldn’t control. 

Take out the back cover and press ”ACL” button to make it normal.

The air conditioner is under abnormal disturbance orchanging function 

too frequently, to make wireless remote controller cannot control. Cut 

off main power switch and re-electrify could resume normal operation.

Is the controller within the receiving area

Or is there blockage

Check if the voltages of batteries in wireless remotecontroller 

are enough; Otherwise change the btteries.

1 Service center

When the following phenomena appeared, please stop operating immediately, cut off main power supply 

of unit and contact service center for the conditioner.

Harsh sound heard when running.

The fuse or protector cut frequently.

Substance or water pulled in the unit involuntary.

Water leakage in room.

Over heat of power cord.

Odor is given out when running.

2 After-sales Service

When having quality or other problems when purchasing air conditioner, please contact the local.

Summary of Contents for MUL-E12CFTA

Page 1: ...A Multi VFR System Floor And Ceiling Type Indoor Unit For European Union This manual is suitable for the following models MUL E9CFTA MUL E12CFTA MUL E18CFTA MUL E24CFTA Please read this manual careful...

Page 2: ......

Page 3: ...to make the operation normal The cooling mode is not clash with the dry mode while the fan mode is not clash with any mode The appliance shall not be installed in the laundry The appliance shall not b...

Page 4: ...e dimension for installation of the unit 3 2 Important notice 3 3 There are 2 styles of installation 3 4 Electrical wiring 6 5 Install the drainage pipe 7 6 Install the connection pipes 8 Constitutes...

Page 5: ...le wire or adopts wires that are not recommend to use otherwise electric shock or fire may happened Please don t operate the unit by wet hand or electric shock may happened Don t insert finger or stic...

Page 6: ...on Location Such a place where cool air can be distributed throughout the room Such a place where is condensation water is easily drained out Such a place that can handle the weight of indoor unit Suc...

Page 7: ...th on time by the inconvenience of the business contact b It should be done by professional personnel when the air conditioner unit is moved to other place 3 There are 2 styles of installation Ceiling...

Page 8: ...ide the arrowed position Refer to Fig 6 Suspension bolt stays inside the cap of indoor unit Never remove the cap e Lift the unit and slide forward unit the dent Refer to Fig 7 f Screw tightly both han...

Page 9: ...bolt M8 Hanger bracket fixing bolt M6 Hanger bracket Fig 6 Fig 7 Fig 9 Fig 8 When installing the indoor unit you can refer the paper pattern for installation and make sure that the drainage side must...

Page 10: ...om of the appliance upward then connect the brown wire to the Terminal board 3 black wire the communication wire to the Terminal board 2 blue wire to the Terminal board N 1 and connect the earthing wi...

Page 11: ...ter than the diameter of the connecting pipe Keep the drain pipe short and incline downwards at a gradient of at least 1 100 to prevent air pockets Refer to Fig 10 Use the attached drain hose and clam...

Page 12: ...pes Connect the connect pipe with the two relative leading pipe tie the nut on tie in of the connect pipe tightly Caution Be careful in bending the connection pipes or you will damage the pipes If the...

Page 13: ...of Every Part of Floor And Ceiling Type Indoor Unit Surface Panel Connecting pipe Air outlet Air inlet Guide louver Air filter purifier in air inlet grille Suitable model MUL E9CFTA MUL E12CFTA MUL E...

Page 14: ...rking Temperature Range Indoor side state Outdoor side state Dry bulb temp Wet bulb temp Dry bulb temp Wet bulb temp Rated Cooling 27 19 35 24 Max cooling 32 23 48 26 Min cooling 21 15 18 Rated Heatin...

Page 15: ...eaning the unit Clean the air conditioner and the remote control with dry cloth or a vacuum cleaner If damp cloth is used remove moisture by using dry cloth afterward Caution Do not use benzene gasoli...

Page 16: ...cool air Clean the air filter every week for higher efficiency by professional Close window and door while operating the unit to prevent leakage of cooled air and save energy Draw close curtains or cl...

Page 17: ...done by professional Do not use pieces of wire instead of fuse Do not insert objects into the air inlet or outlet when the air conditioner is running as it may cause damage or personal injury Also pa...

Page 18: ...by professional The cooling heating effect of the air conditioner is not good Is the temp set in proper Is the inlet outlet vent of outdoor unit blocked Is the air filter too dirty to cause blockage A...

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