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Indoor Unit

Outdoor Unit

MQS-174018-CFC216A MQIU-174018-HCU216A
MQS-174024-CFC216A MQIU-174024-HCU216A
MQS-174036-CFC216A MQIU-174036-HCU216A
MQS-174048-CFC216A MQIU-174048-HCU216A
MQS-174060-CFC216A MQIU-174060-HCU216A

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Thank you for choosing Air Conditioners, please read this owner’s manual carefully before operation and

retain it for future reference.

DC Inverter

Installation and Operation Manual

Floor Ceiling Type Unit

Содержание MQIU-174018-HCU216A

Страница 1: ...36 CFC216A MQIU 174036 HCU216A MQS 174048 CFC216A MQIU 174048 HCU216A MQS 174060 CFC216A MQIU 174060 HCU216A Thank you for choosing Air Conditioners please read this owner s manual carefully before operation and retain it for future reference DC Inverter Installation and Operation Manual Floor Ceiling Type Unit ...

Страница 2: ...Vacuum and Gas Leakage Inspection 22 5 5 Installation of the Drain Pipe 24 5 6 Electrical Wiring 26 6 Installation of Controllers 30 7 Test Running 30 7 1 Trial Operation and Testing 30 7 2 Working Temperature Range 32 8 Troubleshooting and Maintenance 33 8 1 Troubleshooting 33 8 2 Routine Maintenance 34 3 User s manual of remote controller 3 3 1 Buttons on remote controller 3 3 2 Introduction for...

Страница 3: ...ompressor under the condition of refrigerant piping not attached properly with 2 way or 3 way valve open This may cause abnormal pressure in the refrigeration cycle that leads to breakage and even injury 7 During the pump down operation make sure that the compressor is turned off before you remove the refrigerant piping Do not remove the connection pipe while the compressor is in operation with 2 ...

Страница 4: ...Floor Ceiling Type Unit 2 2 Outline of the Unit and Main Parts Fig 2 1 Notes The connection pipe and duct for this unit should be prepared by the user This unit is standard equipped with the rectangular duct Air inlet Air outlet ...

Страница 5: ...t temp Indoor ambient temp Sleep mode Clock Heat mode opotional Fan mode Dry mode Cool mode Auto mode Operation mode 3 1Buttons on remote controller 1 2 3 4 5 6 7 8 9 10 11 ON OFF button MODE button button FAN button button X FAN button Note X FAN is the same with BLOW TURBO button LIGHT button SLEEP button TIMER ON TIMER OFF button CLOCK button 4 2 5 9 10 11 7 3 6 8 1 3 3 User s manual of remote ...

Страница 6: ...tor on indoor unit is ON Press or button to adjust set temperature Press FAN button to adjust fan speed Press button to adjust fan blowing angle Cooling only unit won t receive heating mode signal If setting heat mode with remote controller press ON OFF button can t start up the unit Note For preventing cold air after starting up heating mode indoor unit will delay 1 5 minutes to blow air actual d...

Страница 7: ... at fixed angle Horizontal louver will send air at the fixed angle Hold button above 2s to set your required swing angle When reaching your required angle release the button Note may not be available When air conditioner receives this signal the air conditioner will blow fan automatically button no display horizontal louvers stops at current position button 3 Press or button once increase or decre...

Страница 8: ... reaching your required time Press TIMER ON to confirm it The word ON will stop blinking icon resumes displaying Cancel TIMER ON Under the condition that TIMER ON is started up press TIMER ON button to cancel it TIMER OFF button TIMER OFF button can set the time for timer off After pressing this button icon disappears and the word OFF on remote controller blinks Press or button to adjust TIMER OFF...

Страница 9: ...tton again to exit turbo function and icon will disappear Press this button to turn off display light on indoor unit icon on remote controller disappears Press this button again to turn on display light icon is displayed Under COOL HEAT or DRY mode press this button to start up sleep function icon is displayed on remote controller Press this button again to cancel sleep function and icon will disa...

Страница 10: ...rrow direction 2 Replace two 7 AAA 1 5V dry batteries and make sure the position of polar and polar are correct 3 Reinstall the cover of battery box battery Cover of battery box remove reinstall Note During operation point the remote control signal sender at the receiving window on indoor unit The distance between signal sender and receiving window should be no more than 8m and there should be no ...

Страница 11: ...ook on the cabinet of the unit 2 Wireless Controller Battery 1 2 To control the indoor unit 3 Insulation 1 To insulate the gas pipe 4 Insulation 1 To insulate the liquid pipe 5 Installation Paperboard 2 To insulate the drain pipe 6 Fastener 4 To fasten the sponge 7 Nut 1 To connect gas pipe 8 Nut 1 To connect liquid pipe Table 3 2 Outdoor Unit Accessories No Name Appearance Q ty Usage 1 Drain Plug...

Страница 12: ...akage Do not install the unit near heat source steam or flammable gas Children under 10 years old must be supervised not to operate the unit Decide the installation location with the customer as follows 4 2 1 Indoor Unit 1 Install the unit at a place where is strong enough to withstand the weight of the unit 2 The air inlet and outlet of the unit should never be clogged so that the airflow can rea...

Страница 13: ...he outdoor unit in a place where it will be free from being dirty or getting wet by rain as much as possible 2 Install the outdoor unit where it is convenient to connect with the indoor unit 3 Install the outdoor unit where the condensate water can be drained out freely during heating operation 4 Do not place animals and plants in the path of the warm air 5 Take the air conditioner weight into acc...

Страница 14: ...otes The connecting pipe should be thermally insulated properly The pipe wall thickness shall be 0 5 1 0 mm and the pipe wall shall be able to withstand the pressure of 6 0 MPa The longer the connecting pipe the lower the cooling and heating effect performs The pipe wall thickness shall be 0 5 1 0 mm and the pipe wall shall be able to withstand the pressure of 6 0 MPa The longer the connecting pip...

Страница 15: ... national standard The specifications of the breaker listed in the Table above are applied to the breaker with the working temperature at 40 С If the working condition changes they should be modified according to the related national standard Take 2 pieces of power cord of 0 75 mm2 as the communication lines between indoor and outdoor unit with their longest lengths of 50m Please select the approp...

Страница 16: ...cation is not strong enough the indoor unit may fall and cause injuries If the job is done with the panel frame only there is a risk that the unit will come loose Please take care Fig 4 1 Table 4 1 Model A B C D H MQS 174018 CFC216A 1220 225 1158 280 700 1420 245 1354 280 700 1700 245 1634 280 700 5 1 2 Preparation for Installing the Indoor Unit 1 Open the air inlet grille and the screw cover and ...

Страница 17: ...ocation of the hanger through the paper template and then remove the paper template Fig 4 2 2 Insert the anchor bolts into the drilled holes and drive the pins completely into the anchor bolts with a hammer 3 Remove the right and left side panels 4 Put the hanger bolt into the clasp of the indoor unit and tighten screws on the hanger to prevent the indoor unit from moving 5 Reinstall and tighten t...

Страница 18: ...Fig 4 4 6 Adjust the height of the unit to make the drain pipe slant slightly downward so that the drainage will become much smoother 5 1 4 Leveling The water level test must be done after installing the indoor unit to make the unit is horizontal as shown below Fig 4 5 ...

Страница 19: ...560 360 980 427 790 610 395 1107 440 1100 631 400 958 412 1349 572 376 1085 427 1365 620 395 5 2 2 Condensate Drainage of the Outdoor Unit Only for the heat pump unit Fig 4 7 1 It is required to install a drain pipe for the outdoor unit to drain out the condensate water during heating operation only for the heat pump unit 2 When installing the drain pipe apart from the drain pipe mounting hole all...

Страница 20: ...d remove the burrs 2 Hold the pipe downward to prevent cuttings from entering the pipe 3 Remove the flare nuts at the stop valve of the outdoor unit and inside the accessory bag of the indoor unit then insert them to the connection pipe after that flare the connection pipe with a flaring tool 4 Check if the flare part is spread evenly and there are no cracks see Fig 4 8 Fig 4 8 5 3 2 Bending Pipes...

Страница 21: ...ide Detach the caps and plugs from the pipes CAUTION Be sure to apply the pipe against the port on the indoor unit correctly If the centering is improper the flare nut cannot be tightened smoothly If the flare nut is forced to turn the threads will be damaged Do not remove the flare nut until the connection pipe is to be connected so as to prevent dust and impurities from coming into the pipe syst...

Страница 22: ...5 40 N m 5 8 Inch 60 65 N m 1 2 Inch 45 50 N m 3 4 Inch 70 75 N m 7 8 Inch 80 85 N m CAUTION Be sure to connect the gas pipe after connecting the liquid pipe completely 5 3 4 Connecting the Pipe at the Outdoor Side Unit Tighten the flare nut of the connection pipe at the outdoor unit valve connector The tightening method is the same as that as at the indoor side Fig 4 13 ...

Страница 23: ... Joints Indoor Side Only Stick coupler heat insulation large and small to the place where connecting pipes Fig 4 14 5 3 7 Liquid Pipe and Drain Pipe 1 If the outdoor unit is installed lower than the indoor unit See Fig 4 15 1 A drain pipe should be above ground and the end of the pipe does not dip into water All pipes must be restrained to the wall by saddles 2 Taping pipes must be done from botto...

Страница 24: ...case of refrigerant leak 3 Connect the hose used for evacuation to the vacuum pump 4 Open the switch at the lower pressure side of the manifold valve assembly and start the vacuum pump Meanwhile the switch at the high pressure side of the manifold valve assembly should be kept closed otherwise evacuation would fail 5 The evacuation duration depends on the unit s capacity generally 20 minutes for t...

Страница 25: ...as valve and the liquid valve During evacuation it is available to connect two hoses of the manifold valve assembly to two service ports to quicken the evacuating speed 5 4 2 Additional Charge 18K 36K Refrigerant suitable for a piping length of 5m is charged in the outdoor unit at the factory When the piping is longer than 7m additional charging is necessary 48K 60K Refrigerant suitable for a pipi...

Страница 26: ...ons When Doing the Piping Work 1 Keep piping as short as possible and slope it downwards at a gradient of at least 1 100 so that air may not remain trapped inside the pipe 2 Keep pipe size equal to or greater than that of the connecting pipe 3 Install the drain piping as shown and take measures against condensation Improperly rigged piping could lead to leaks and eventually wet furniture and belon...

Страница 27: ...pe Insulate the pipe clamp and the drain hose using heat insulation sponge Fig 4 23 Metal clamp Insulation sponge 4 When drain hose requires extension obtain an extension hose commercially available 5 After connecting the local drain hose tape the slits of the heat insulation tube 6 Connect the drain hose to the local drain pipe Position the inter connecting wire in the same direction as the pipin...

Страница 28: ...r Use a special branch circuit breaker and receptacle matched to the capacity of the air conditioner The special branch circuit breaker is installed in the permanent wiring Always use a circuit that can trip all the poles of the wiring and has an isolation distance of at least 3 mm between the contacts of each pole Perform wiring work in accordance with standards so that the air conditioner can be...

Страница 29: ...ith the terminal screw using a screwdriver 2 For strand wiring Fig 4 26 1 Cut the wire end with a wire cutter or wire cutting pliers then strip the insulation about 10 mm 3 8 2 Using a screwdriver remove the terminal screw s on the terminal board 3 Using a round terminal fastener or pliers securely clamp a round terminal to each stripped wire end 4 Position the round terminal wire and replace and ...

Страница 30: ... indoor and outdoor units Single phase units 18 24K Single phase units 18 24K MQIU 174018 HCU216A MQS 174018 CFC216A Power cord 3 1 5mm2 H07RN F Power cord 3 1 0mm2 H05RN F Communication Cords 2 0 75mm2 H05RN F Power cord 3 2 5mm2 H07RN F Power cord 3 1 0mm2 H05RN F Communication cords 2 0 75mm2 H05RN F Single phase units 36 60K Power cord 3 2 5mm2 H07RN F Power cord 3 1 0mm2 H05RN F Communication...

Страница 31: ...es should be fixed separately and securely with internal big clamps for the former and small clamps for the latter Tighten the indoor outdoor connection cord and power cord respectively on the terminal boards with screws Faulty connection may cause a fire If the indoor unit connection cord to the outdoor unit and power supply are wired incorrectly the air conditioner may be damaged Connect the ind...

Страница 32: ... Trial Operation and Testing 1 The meaning of error codes as shown below Table 6 1 Number Error code Error Remarks 1 E1 Compressor high pressure protection 2 E2 Indoor anti freeze protection 3 E3 Compressor low pressure protection refrigerant lack protection and refrigerant colleting mode 4 E4 Compressor high discharge temperature protection 5 E6 Communication error 6 E8 Indoor fan motor error 7 E...

Страница 33: ...ion 26 Lp Indoor and outdoor mismatch 27 U7 4 way valve direction changing protection 28 P0 Drive reset protection 29 P5 Over current protection 30 P6 Communication error between main control and drive 31 P7 Drive module sensor error 32 P8 Drive module over temperature protection 33 P9 Zero passage protection 34 PA AC current protection 35 Pc Drive current error 36 Pd Sensor connecting protection ...

Страница 34: ... HEAT is activated while it will go out when HEAT is deactivated 4 Indicating Lamp of TIMER The indicating lamp will shine when TIMER is activated while it will go out when TIMER is deactivated or the set 7 2 Working Temperature Range Table 6 2 Note The design of this unit conforms to the requirements of ISO5151 standard The air volume is measured at the relevant standard external static pressure ...

Страница 35: ... in front of the condenser The control loop is abnormal Cooling operation is selected when the outdoor ambient temperature is above 48 C Poor cooling effect The air filter is dirty or blocked There is heat source or too many people inside the room The door or window is open There is obstacle at the air intake or outlet The set temperature is too high There is refrigerant leakage The performance of...

Страница 36: ...y neutral cleaning fluid could be used to clean the surface panel of air conditioner 1 Disassembly method of filter screen and electric box cover 1 Open the air inlet grille Firstly unfix two buckles on the grille as shown on the picture Remove the screws under the buckles by a screwdriver and then open the inlet grille 2 Clean the filer screen Clean the filer screen by a vacuum cleaner or wash it...

Страница 37: ...ck if there is blockage at the inlet or outlet vent of air conditioner 2 Check if the earth wire has been attached reliably by the skilled serviceman 3 Check if the exhausted batteries of the wireless controller have been replaced 4 Check if the air filter had been installed well by professional Keep the power switch On 8 hours before the startup of the unit which has not been used for a long peri...

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