Midea BREEZELESS, Technical Manual

Page 1: ...BREEZELESS R32 3D INVERTER CONTROL TM_FA GA _R32_3D INV_EU_NA_1905 2019 TECHNICAL MANUAL ...

Page 2: ...8 Noise Criterion Curves 9 Electrical Characteristics 2 Product Features 20 1 Operation Modes and Functions 2 Remote Controller Functions 3 Installation 32 1 Installation Overview 2 Location Selection 3 Indoor Unit Installation 4 Outdoor Unit Installation 5 Refrigerant Pipe Installation 6 Vacuum Drying and Leakage Checking 7 Additional Refrigerant Charge 8 Electrical and Gas Leak Checks 9 Test Ope...

Page 3: ... General Specifications 5 3 Dimensional Drawings 7 4 Centre of Gravity 9 5 Electrical Wiring Diagrams 10 6 Refrigerant Cycle Diagrams 12 7 Capacity Tables 13 8 Noise Criterion Curves 16 9 Electrical Characteristics 18 Specifications ...

Page 4: ...r to the following table to determine the specific indoor and outdoor unit model number of your purchased equipment Indoor Unit Model Outdoor Unit Model Capacity Btu h Power Supply MSFAAU 12HRFN8 QRD6GW MOB01 12HFN8 QRD6GW A 12K 1Φ 220 240V 50Hz ...

Page 5: ...utput W 20 Capacitor uF Speed Hi Mi Lo r min 1200 1000 650 Indoor coil Number of rows 2 Tube pitch a x row pitch b mm 21x13 37 Fin spacing mm 1 3 Fin type code Hydrophilic aluminum Tube outside dia and type mm Φ7 Inner groove tube Coil length x height x width mm 653x210x26 74 653x105x26 74 Number of circuits 2 Indoor air flow Hi Mi Lo m3 h 640 520 400 Indoor sound pressure level Hi Mi Lo dB A 38 5...

Page 6: ... 4 3 8 Max refrigerant pipe length m 25 Max difference in level m 10 Connection wiring 1 0x5Core Plug type no plug Thermostat type Remote Control Operation temperature 17 30 Ambient tempera ture Indoor cooling heating C 17 32 0 30 Outdoor cooling heating C 15 50 25 30 Qty per 20 40 40 HQ 84 174 205 Notes 1 Capacities are based on the following conditions Cooling T1 Indoor Temperature 27 C 80 6 F D...

Page 7: ...Specifications Page 7 3 Dimensional Drawings 3 1 Indoor Unit Capacity Btu h W mm D mm H mm 12K 940 193 325 ...

Page 8: ...Specifications Page 8 3 2 Outdoor Unit ...

Page 9: ...Specifications Page 9 4 Centre of gravity 12K B01 ...

Page 10: ...grams 5 1 Indoor unit Abbreviation Paraphrase Y G Yellow Green Conductor ION Positive and Negative Ion Generator CAP Capacitor PLASMA Electronic Dust Collector L LIVE N NEUTRAL T1 Indoor Room Temperature T2 Coil Temperature of Indoor Heat Exchanger ...

Page 11: ...Specifications Page 11 5 2 Outdoor Unit Abbreviation Paraphrase 4 WAY Gas Valve Assembly 4 WAY VALVE AC FAN Alternating Current FAN DC FAN Direct Current FAN COMP Compressor ...

Page 12: ...rigerant Cycle Diagrams 6 1 Heat pump Capacity Btu h Pipe Size Diameter ø mm inch Piping length m ft Elevation m ft Additional Refrigerant Gas Liquid Rated Max Rated Max 12K 9 52 3 8 6 35 1 4 5 16 4 25 82 0 10 32 8 12g m 0 13oz ft ...

Page 13: ...85 3 90 3 90 3 90 3 90 4 19 4 19 4 19 4 19 S T 0 70 0 78 0 85 0 92 0 57 0 64 0 72 0 79 0 51 0 58 0 65 0 72 0 37 0 44 0 50 0 57 PI 0 60 0 60 0 60 0 60 0 60 0 60 0 60 0 60 0 60 0 60 0 60 0 60 0 60 0 60 0 60 0 60 20 TC 3 53 3 54 3 54 3 57 3 75 3 75 3 75 3 75 3 86 3 86 3 86 3 86 4 15 4 15 4 15 4 15 S T 0 70 0 78 0 85 0 92 0 57 0 64 0 72 0 79 0 51 0 58 0 65 0 72 0 37 0 44 0 50 0 57 PI 0 62 0 62 0 62 0 ...

Page 14: ... 12 1 12 1 13 1 13 1 13 1 13 640 15 TC 3 84 3 87 3 90 3 93 4 02 4 02 4 02 4 05 4 12 4 12 4 12 4 12 4 40 4 40 4 40 4 40 S T 0 76 0 88 1 00 1 00 0 60 0 70 0 81 0 98 0 51 0 62 0 72 0 83 0 33 0 42 0 52 0 62 PI 0 59 0 59 0 59 0 59 0 59 0 59 0 59 0 59 0 59 0 59 0 59 0 59 0 59 0 59 0 59 0 59 10 TC 3 82 3 85 3 88 3 91 3 99 3 99 3 99 4 02 4 10 4 10 4 10 4 10 4 38 4 38 4 38 4 38 S T 0 77 0 88 1 00 1 00 0 60...

Page 15: ... 1 28 1 28 7 0 3 25 3 22 3 22 3 20 1 34 1 39 1 36 1 36 5 6 3 27 3 24 3 24 3 21 1 30 1 31 1 31 1 32 2 8 3 30 3 27 3 24 3 24 1 22 1 23 1 23 1 23 0 0 3 27 3 24 3 21 3 21 1 16 1 16 1 16 1 16 2 8 3 38 3 33 3 30 3 30 1 09 1 09 1 09 1 08 5 6 3 59 3 53 3 50 3 50 1 02 1 02 1 01 1 01 7 0 3 84 3 78 3 72 3 69 0 99 0 94 0 98 0 97 11 1 3 93 3 90 3 87 3 84 0 88 0 87 0 86 0 86 13 9 4 04 3 98 3 96 3 93 0 81 0 79 0...

Page 16: ...ce acoustic pressure OdB 20µPa Sound level will vary depending on a range of factors such as theconstruction acousticabsorptioncoefficient ofparticular room in which the equipment is installed The operating conditions are assumed to be standard MSFAAU 12HRFN8 QRD6GW 0 10 20 30 40 50 60 70 80 63 125 250 500 1000 2000 4000 8000 Octave Band Sound Pressure Level dB 0dB 0 0002μbar Band Center Frequency...

Page 17: ...ressure OdB 20µPa Sound level will vary depending on arrange off actors such as the construction acoustic absorption coefficient of particular room in which the equipment is installed The operating conditions are assumed to be standard MOB01 12HFN8 QRD6GW A 0 10 20 30 40 50 60 70 80 63 125 250 500 1000 2000 4000 8000 Octave Band Sound Pressure Level dB 0dB 0 0002μbar Band Center Frequency Hz Cooli...

Page 18: ... Outdoor Unit Power Supply Compressor OFM Phase Hz Voltage MCA MOP MFA MSC RLA Qty W FLA MOB01 12HFN8 QRD6GW A 1 50 220 240 12 25 20 8 1 1 0 5 0 55 Notes MCA Minimum Circuit Amperes A MOP Maximum rating over current protective device MFA Maximum Fuse Amperes A MSC Maximum Starting Current RLA Rated Load Amperes A IFM Indoor Fan Motor OFM Outdoor Fan Motor FLA Full Load Amperes A ...

Page 19: ... mode 24 1 8 Drying Mode 24 1 9 Forced Operation Function 24 1 10 Timer Function 24 1 11 Sleep Function 25 1 12 Follow me Optional 25 1 13 Auto Restart Function 25 1 14 8 C 12 C Heating 25 1 15 Silence Optional 25 1 16 Self clean Optional 25 1 17 ECO function 25 1 18 Electrical energy consumption control function 26 1 19 Breezeless function 26 1 20 Active Clean function 26 Product Features ...

Page 20: ...Contents 1 21 Wireless control optional 26 2 Remote Controller Functions 27 2 1 Infrared Wireless Remote Controller 27 ...

Page 21: ...uver is automatically activated and the indoor fan will operate after a period of setting time or the louver is in place If the unit is in heating mode the indoor fan is regulated by the anti cold wind function Compressor preheating Preheating is automatically activated when T4 is lower than setting temperature Sensor redundancy and automatic shutoff If one temperature sensor malfunctions the air ...

Page 22: ...C or T4 fault Change setting temperature Turbo or sleep function on off Various frequency limit shutdown occurs 1 5 2 Indoor Fan Control 1 In cooling mode the indoor fan operates continuously The fan speed can be set to 1 100 or auto 2 Auto fan Descent curve When T1 Tsc is lower than or equal to 3 5 C fan speed reduces to 80 When T1 Tsc is lower than or equal to 1 C fan speed reduces to 60 When T1...

Page 23: ...mute And the anti cold wind function has the priority Anti cold air function The indoor fan is controlled by the indoor temperature T1 and indoor unit coil temperature T2 T1 19 C 66 2 F ΔTE1 0 15 C 59 F T1 19 C 66 2 F ΔTE1 19 C T1 34 2 F T1 T1 15 C 59 F ΔTE1 4 C 7 2 F 2 Auto fan Rise curve When T1 Tsc is higher than 1 5 C fan speed reduces to 80 When T1 Tsc is higher than 0 C fan speed reduces to ...

Page 24: ...he same as they do that in cooling mode Low Room Temperature Protection If the room temperature is lower than 10 C the compressor ceases operations and does not resume until room temperature exceeds 12 C 1 9 Forced operation function Forced cooling mode The compressor and outdoor fan continue to run fixed at rated frequency and the indoor fan runs at rated speed After running for 30 minutes the AC...

Page 25: ...mation from the remote control makes it necessary not from the unit s temperature setting If the unit does not receive a signal for 7 minutes or you press Follow Me the function turns off The unit regulates temperature based on its own sensor and settings 1 13 Auto Restart function The indoor unit has an auto restart module that allows the unit to restart automatically The module automatically sto...

Page 26: ... from you with mild breeze or eventually without a noticeable breeze The deflector consist of thousands of hourglass shaped holes Each of the micro holes was specifically designed into hourglass structure in slightly different direction and size which better pressures and mixes the cool air to provide an immersive cooling experience 1 20 Active Clean function The Active Clean Technology washes awa...

Page 27: ... Infrared Wireless Remote Controller 2 1 1 RG58N2 B2H BGEF Standard Remote Controller Specifications Model RG58N2 B2H BGEF Rated Voltage 3 0V Dry batteries R03 LR03 2 Reaching Distance 8m Environment Temperature Range 5 C 60 C 23 F 140 F Buttons and Functions ...

Page 28: ...Product Features Page 28 Remote LCD Screen Indicators ...

Page 29: ...O F You can increase or decrease the set temperature in 0 5O C 1O F increments AUTO Operation In AUTO mode the unit will automatically select the COOL FAN HEAT or DRY mode based on the set temperature 1 Press the MODE button to select Auto mode 2 Set your desired temperature using the Temp or Temp button 3 Press the ON OFF button to start the unit NOTE FAN SPEED can t be set in Auto mode DRY Opera...

Page 30: ...lected symbol will flash on the display area press the OK button to confirm To cancel the selected function just perform the same procedures as above Press the SET button to scroll through operation functions as follows Active clean Sleep Follow Me HEAT Operation 1 Press the MODE button to select HEAT mode 2 Set your desired temperature using the Temp or Temp button 3 Press the FAN button to selec...

Page 31: ... set temperature TEMP Button Press and hold and buttons together for 3 seconds will alternate the temperature display between the O C O F scale FP Function When the air conditioner operates under heating mode with the set temperature of 16O C 60O F pressing button twice in two seconds will activate 8O C 46O F heating The indoor unit display shows FP Silence Function Hold down Fan speed button for ...

Page 32: ...ation Selection 36 3 Indoor Unit Installation 37 4 Outdoor Unit Installation 41 5 Refrigerant Pipe Installation 42 6 Vacuum Drying and Leakage Checking 44 7 Additional Refrigerant Charge 45 8 Electrical and Gas Leak Checks 45 9 Test Operation 46 Installation ...

Page 33: ...it Make su r e to save this manual for futu r er efe r ence Owner s Manual Oasis Plus Series All Model Numbers 1 Installation manual SPLI T TYPE ROOM AIR CONDITIONER CS78421 548 754 IMPORT ANT N OTE Read this manual ca r efully befo r e installing or operating your new air conditioning unit Make su r e to save this manual for futu r er efe r ence Installation Manual Oasis Plus Series All Model Num...

Page 34: ... the dealer about the pipe size Φ9 52 3 8in Gas side Φ9 52 3 8in Φ12 7 1 2in Φ16 5 8in Φ19 3 4in Magnetic ring and belt if supplied please refer to the wiring diagram to install it on the connective cable 1 2 3 Pass the belt through the hole of the Magnetic ring to fix it on the cable Varies by models ...

Page 35: ...ing Plate Determine Wall Hole Position 1 2 3 Drill Wall Hole 4 12cm 4 75in 2 3m 90 55in 12cm 4 75in 15cm 5 9in Mount Indoor Unit STEP 8 Wrap Piping and Cable not applicable for some locations in the US Connect Piping Prepare Drain Hose Connect Wiring not applicable for some locations in the US 4 5 6 7 8 9 ...

Page 36: ...e minimum distance between the outdoor unit and walls described in the installation guide does not apply to airtight rooms Be sure to keep the unit unobstructed in at least two of the three directions M N P M N P 30 cm 11 8 from back wall 60 cm 23 6 on right 60 cm 23 6 above 30 cm 11 8 on left 200 cm 78 in front 2 4 Rows of series installation The relations between H A and L are as follows L A L H...

Page 37: ...crete or brick walls If the wall is made of brick concrete or similar material drill 5mm diameter 0 2in diameter holes in the wall and insert the sleeve anchors provided Then secure the mounting plate to the wall by tightening the screws directly into the clip anchors 3 3 Drill wall hole for connective piping You must drill a hole in the wall for refrigerant piping the drainage pipe and the signal...

Page 38: ...ault the drain hose is attached to the left hand side of unit when you re facing the back of the unit Wrap the connection point firmly with Teflon tape to ensure a good seal and to prevent leaks Remove the air filter and pour a small amount of water into the drain pan to make sure that water flows from the unit smoothly NOTE ON DRAIN HOSE PLACEMENT Make sure to arrange the drain hose according to ...

Page 39: ...e unit has an auxiliary electric heater it must be installed at least 1 meter 40in away from any combustible materials 12 BEFORE PERFORMING ANY ELECTRICAL OR WIRING WORK TURN OFF THE MAIN POWER TO THE SYSTEM 3 6 2 Connect signal and power cable The signal cable enables communication between the indoor and outdoor units You must first choose the right cable size before preparing it for connection C...

Page 40: ...ose tightly together Double check that all items are bundled in accordance with the picture above NOTE Drain hose must be on bottom Make sure that the drain hose is at the bottom of the bundle Putting the drain hose at the top of the bundle can cause the drain pan to overflow which can lead to fire or water damage Do not intertwine signal cable with other wires While bundling these items together ...

Page 41: ...stable Keep in mind that the hooks on the mounting plate are smaller than the holes on the back of the unit If you find that you don t have ample room to connect embedded pipes to the indoor unit the unit can be adjusted left or right by about 30 50mm 1 25 1 95in depending on the model Move to left or right 15mm 0 59in 15mm 0 59in 4 Outdoor unit installation Side Discharge Unit 4 1 Service space f...

Page 42: ...drain hose extension not included to the drain joint to redirect water from the unit during heating mode Seal Drain joint A B Base pan hole of outdoor unit Seal 5 Refrigerant Pipe Installation 5 1 Maximum length and drop height Ensure that the length of the refrigerant pipe the number of bends and the drop height between the indoor and outdoor units meets the requirements shown in the following ta...

Page 43: ... cover or adhesive tape to avoid duct or exog enous impurity come into the pipe 7 Drill holes if the pipes need to pass the wall 8 According to the field condition to bend the pipes so that it can pass the wall smoothly 9 Bind and wrap the wire together with the insulated pipe if necessary 10 Set the wall conduit 11 Set the supporter for the pipe 12 Locate the pipe and fix it by supporter For hori...

Page 44: ...hours of drying check whether there is leakage source 4 Leakage test After the vacuum degree reaches 755mmHg stop vacuum drying and keep the pressure for 1 hour If the indicator of vacuum gauge does not go up it is qualified If going up it indicates that there is moisture or leak source 6 3 2 Special vacuum drying The special vacuum drying method shall be adopted when 1 Finding moisture during flu...

Page 45: ...t leakage at the connec tion joint part Using gas leakage detector or soap water to detect 8 Electrical and Gas Leak Checks 8 1 Electrical Safety Checks After installation confirm that all electrical wiring is installed in accordance with local and national regulations and according to the Installation Manual 8 1 1 Before test run Check Grounding Work Measure grounding resistance by visual detecti...

Page 46: ...s are solidly installed All pipe connection points do not leak Outdoor 2 Outdoor 2 Water drains properly from drain hose All piping is properly insulated Unit performs COOL function properly Unit performs HEAT function properly Indoor unit louvers rotate properly Indoor unit responds to remote controller 5 After the Test Run is successfully completed and you confirm that all checks points in List ...