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MRTH
MRTH - USER AND INSTALLATION MANUAL
July 2021

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Summary of Contents for Everwell MRTH

  • Page 1 MRTH MRTH - USER AND INSTALLATION MANUAL July 2021...
  • Page 2: Table Of Contents

    C O N T E N T S S A F E T Y PR E C A U T I ON S ....................1 .........................4 NA ME S OF PA RT S INDOOR UNIT DISPL AY ......................5 E ME R GE NCY FUNCT ION & A UTO-R E STA RT FUNCT ION ..........6 R E MOT E CONT R OL L E R ......................7...
  • Page 3: S A F E T Y Pr E C A U T I On S

    SAFETY RULES AND RECOMMENDA TIONS FOR THE INSTALLER o not install the appliance at a distance of ead this guide before installing and using the less than 50 cm from in ammable substances appliance. (alcohol, etc.) Or from pressurised containers (e.g.
  • Page 4 SAFETY RULES AND RECOMMENDA TIONS FOR THE USER o not try to install the conditioner alone; ever remain directly exp osed to the ow of always contact specialized technical personnel. cold air for a long time. The direct and prol o nged exposition to cold air co uld be dangerous for yo ur leaning and maintenance must be carried out health .Particular care should be taken in the...
  • Page 5 SAFETY RULES AND PROHIBITIONS o not bend , tug or compress the pow er cord o not climb onto or place any heavy or hot since this could da mage it. Electrical shocks or objects on top of the appliance. re are probably d ue to a damaged p o wer cord.
  • Page 6: Names Of Parts

    NAMES OF PARTS INDOOR UNIT INDOOR UNIT Description Front panel Air lter Optional lter (if installed) LED Display Signal receiver Terminal block cover Ionizer generator (if installed) De ectors Emergency button Indoor unit rating label ( Stick position optional Air ow direction louver Remote controller OUTDOOR UNIT Description...
  • Page 7: Indoor Unit Display

    INDOOR UNIT DISPLA Function This symbol appears when the unit is power on POWER SLEEP mode SLEEP (1) Lights up during Timer operation when the air conditioner is operational Temperature display (if present) (2)Displays the malfunction code when fault /Error code occurs.
  • Page 8: E Me R Ge Ncy Funct Ion & A Uto-R E Sta Rt Funct Ion

    EMERGENCY FUNCTION & AUTO-REST ART FUNCTION AUTO-RESTAR T FUNCTION The appliance is preset auto - restart function by manufacturer. In case of a sudden power failure, the ON / OFF module memorizes the setting conditions before the power failure. when the power restores, the unit restarts automatically with all the previous settings preserved by the memory function.
  • Page 9: Remote Controller

    REMOTE CONTROLLER Button Function (TEMP UP) Press it to increase temperature / time setting. (TEMP DN) Press it to decrease temperature/ time setting. ON/OFF Press it to start or stop operation. To select the fan speed of auto/low/mid/high TIMER Press it to set auto-o timer SLEEP To activate the function SLEEP...
  • Page 10 REMOTE CONTROLLER C L OC K DIS P L AY HE A LT HY Mode MODE E C O T IME R F an S L E E P FA N DIS P L AY Temp S wing ON/OF F E c o S WING S WING...
  • Page 11 REMOTE CONTROLLER Remote controller DISPLA Y Meaning of symbols on the liquid crystal display Symbols Meaning FEEL mode indicator COOLING indicator DEHUMIDIFYING indicator FAN ONL Y OPERA TION indicator HEATING indicator SIGNAL RECEPTION indicator O F F TIMER OFF indicator T I M E R TIMER ON indicator T I M E R...
  • Page 12 REMOTE CONTROLLER Replacement of Batteries Remove the battery cover plate from the rear of the remote controller, by sliding it in the direction of the arrow. nstall the batteries according the direction (+and -)shown on the Remote Controller. Reinstall the battery cover by sliding it into place. Use 2 LRO 3 AAA (1.5V) batteries .
  • Page 13: Operating Instructions

    OPERATING INSTRUCTIONS The air sucked by the fan enters from the grill and passes through the lter, then it is cooled/dehumidi ed Filter or heated through the heat exchanger. Heat Exchanger The direction of the air outlet is motorized up and down by aps, and manually moved right and left by the vertical de ectors, for some models, the vertical de ectors could be controlled by motor as well.
  • Page 14 OPERATING INSTRUCTIONS COOLING MODE COOL The cooling function allows the air condit- FEEL COOL SPEED AUTOQUIET COOL ioner to cool the room and at the same time POWERFUL reduces Air humidity. SWING DELAY HEAT To activate the cooling function ( COOL ) , press the HEALTHY TIMER MODE button until the symbol...
  • Page 15 OPERATING INSTRUCTIONS TIMER MODE----TIMER ON TIMER FEEL SPEED AUTOQUIET To set the time of the air conditioner COOL TIMER POWERFUL SWING DELAY To program the automatical switching-on time, the HEAT appliance should be power o . HEALTHY TIMER Press TIMER at the st time , set the temperature with pressing the button or Press TIMER at the second time , set the rest time with ON/OFF...
  • Page 16 OPERATING INSTRUCTIONS FAN MODE The conditioner works in only FEEL SPEED AUTOQUIET COOL ventilation. POWERFUL SWING DELAY HEAT To set the FAN mode , Press MODE untill HEALTHY TIMER ( FAN ) appears in the display . Whith pressing button the speed changes ON/OFF in the following sequence: LOW/ MEDIUM/HIGH /AUTO in FAN mode.
  • Page 17 OPERATING INSTRUCTIONS FEEL MODE FE E L Automatic mode. FEEL FEEL SPEED AUTOQUIET COOL POWERFUL SWING DELAY To activate the FEEL (automatic) mode of operation, HEAT HEALTHY TIMER press the MODE button on the remote controller until the symbol ( FEEL ) appears on the display.
  • Page 18: Protection

    PROTECTION The air conditioner is programmed for comfortable and suitable living conditions, if it is used in abnormal conditioner as below, certain safety protection features might come into e ect. For T1 Climate condition models: Ambient temperature MODE Outdoor temperature is over 24 Outdoor temperature is below -7 Heating Room temperature is over 27...
  • Page 19: Installa Tion Manual

    INSTALLA TION MANUAL---Selecting the Installation Place INDOOR UNIT Install the indoor unit on a strong wall that is not subject Mounting plate to vibrations. The in let and outlet ports should not be obstructed:the air should be able to blow all over the room. Do not install the unit near a source of heat , steam,or ammable gas.
  • Page 20 INSTALLA TION MANUAL---Installation of the Indoor unit Before starting installation, decide on the position of the indoor and outdoor units, taking into account the minim- um space reserved around the units Do not install your air conditioner in a wet room such as a bathroom or laundry etc The installation site should be 250cm or more above the oor .
  • Page 21 INSTALLA TION MANUAL---Installation of the Indoor unit Refrigerant piping connection The piping can be run in the 3 directions indicated by numbers in the picture . When the piping is run in direction 1or3, cut a notch along the groove on the side of the indoor unit with a cutter.
  • Page 22 INSTALLA TION MANUAL---Installation of the Indoor unit INSTALLA TION OF THE INDOOR UNIT After having connected the pipe according to the instruc- Covered by vinyl tape tions, install the connection cables. Now install the drain refrigerant insulation pipe. After connection,lag the pipe, cables and drain pipe pipe sleeve connection...
  • Page 23 INSTALLA TION MANUAL---Installation of the outdoor unit ELECTRICAL CONNECTIONS wiring diagram on the back of the cover 1. Remove the handle on the right side plate of outdoor unit. 2. Connect the power connection cord to the terminal board. Wiring should t that of indoor unit. 3.
  • Page 24 INSTALLA TION MANUAL---Installation of the outdoor unit BLEEDING 3-way valve diagr am The air and humidity left inside the refrigerant circulat- ion can cause compressor malfunction. After having co- connect to indoor unit nnected the indoor and outdoor units, bleed the air and humidity from the refrigerant circulation using a va- open position cuum pump.
  • Page 25 INSTALLA TION MANUAL---Information for the installer FIXED-SPEED TYPE 22/24k 28/30k/36k 15/18k MODEL capacity (Btu/h) Liquid pipe diameter ( 6) ( 6) ( 6) ( 6) ( 6) ( 9.52) ( 9.52) Gas pipe diameter ( 9.52) ( 9.52) ( 9.52) ( 15.88) ( 15.88) Lenght of pipe with standard charge...
  • Page 26 INSTALLA TION MANUAL---Information for the installer WIRING DIAGRAM For di erent models, the wiring diagram may be di erent. Please refer to the wiring diagrams pasted on the indoor unit and outdoor unit respectively. On indoor unit, the wiring diagram is pasted under the front panel; On outdoor unit, the wiring diagram is pasted on the backside of the outdoor handle cover.
  • Page 27 INSTALLA TION MANUAL---Information for the installer CABLE WIRES SPECIFICATION 22/24k 28/30k/36k 15/18k MODEL capacity (Btu/h) sectional area 1.0mm 2.5mm 1.0mm 1.0mm 1.0mm 1.5mm 4.0mm (1.5mm) AWG14 AWG12 AWG18 AWG18 AWG18 AWG18 AWG16 H05R N-F (AWG16) Power supply cable 1.0mm 2.5mm 1.0mm 1.0mm 1.0mm...
  • Page 28: Maintenance

    MAINTENANCE Periodic maintenance is essential for keeping your air conditioner e cient. Before carrying out any maintenance , disconnect the power supply by taking the plug out from the socket. INDOOR UNIT ANTIDUST FILTERS 1. Open the front panel following the direction of the arrow 2.
  • Page 29: Troubleshooting

    TROUBLESHOOTING MALFUNCTION POSSIBLE CAUSES Power failure/plug pulled out Damaged indoor/outdoor unit fan motor Faulty compressor thermomagnetic circuit breaker The appliance does not Faulty protective device or fuses. operate Loose connections or plug pulled out It sometimes stops operating to protect the appliance. Voltage higher or lower than the voltage range Active TIMER-ON function Damaged electronic control board...

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