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Midea LRSJ-120/NYN1, Technical Manual

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Midea LRSJ-120/NYN1 Technical Manual Download Page 36

36 

 Temperature 

set 

Temp. displayed is the setting 
water temp. Default is 28

℃

  and the Cool mode setting range is 

10~30

℃

the heat mode setting range is 20~35

℃

 

 

  Power on/Power off   

Press Power On/Power Off button after all the above have finished 
and the system will run as the setting. And simply press the same 
button to stop it. 

 

 

Operation status display

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Summary of Contents for LRSJ-120/NYN1

Page 1: ...ter Heater Technical Manual Applicable Models LRSJ 60 NYN1 LRSJ 80 NYN1 LRSJ 120 NYN1 LRSJ 140 NYN1 Midea reserves the right to discontinue or change at any time specifications or designs without noti...

Page 2: ...agrams 19 6 System refrigerant Diagrams 17 7 Exploded View 22 8 PCB explain 22 Part 3 Installation 26 1 Precautions 27 2 Installation information 28 3 Unit Appearance and Composition 29 4 Accessories...

Page 3: ...3 Part 1 General Information 1 Measurements 4 2 External Appearance 4 3 Nomenclature 5 4 Features 6...

Page 4: ...RSJ 60 NYN1 1015 705 385 64 73 220 240V 1ph 50Hz CE LRSJ 80 NYN1 1015 705 385 66 77 220 240V 1ph 50Hz CE LRSJ 120 NYN1 1050 855 315 75 85 220 240V 1ph 50Hz CE LRSJ 140 NYN1 1050 855 315 75 85 220 240V...

Page 5: ...m with pump Installation type code cooling recovery code Export model code 9 Other functions code 10 11 12 Water supply pump lift code Refrigerant code Design code 1 Export model code For example W at...

Page 6: ...requiring deicing during heating operation TO prevent the heating efficiency from decreasing defrosting operation will turn on automatically approx 2 8 minutes In the process of defrosting operation t...

Page 7: ...7 Part 2 Outdoor Units 1 Specifications 8 2 Capacity COP table 17 3 Dimensions 17 4 Service Space 18 5 Wiring Diagrams 19 6 System refrigerant Diagrams 22 7 Exploded View 22 8 PCB explain 22...

Page 8: ...MPa 0 4 0 4 0 4 0 4 Fin type Hydrophilic aluminium Hydrophilic aluminium Hydrophilic aluminium Hydrophilic aluminium Tube outer type innergroove tube innergroove tube innergroove tube innergroove tube...

Page 9: ...9 2 Capacity COP curve...

Page 10: ...10 MODEL 6 kw...

Page 11: ...11...

Page 12: ...12 MODEL 8 kw...

Page 13: ...13...

Page 14: ...MODEL 12 kw 14...

Page 15: ...15...

Page 16: ...16...

Page 17: ...17 3 Dimensions 855 705 H 315 385 E 1050 1015 D 165 170 C 333 390 B 590 610 A 12KW 14KW 6KW 8KW MODEL...

Page 18: ...18 4 Service Space...

Page 19: ...19 5 Wiring Diagrams 6Kw and 8Kw wiring diagrams...

Page 20: ...20 12Kw and 14Kw wiring diagrams...

Page 21: ...21 6 System Rfrigerant Diagrams comp evaporator titanium heat exchanger four way valve water pump T3 T4 T6 Tp Tout high pressure protection valve...

Page 22: ...22 7 Exploded View MODEL LRSJ 120 NYN1 LRSJ 140 NYN1...

Page 23: ...19 Motor 1 10 1 Pressure controller 1 20 Condenser ass y 1 10 2 4 way valve 1 20 1 Flute shape pipe ass y 1 10 3 Accumulator tank 1 21 Left bracket 1 11 Compressor 1 22 Rear supporter 1 12 E part box...

Page 24: ...24 8 PCB explain A...

Page 25: ...25 A appliance type dial code CE LRSJ 60 NYN1 self checking adress 0 CE LRSJ 80 NYN1 self checking adress 1 CE LRSJ 120 NYN1 self checking adress 2 CE LRSJ 140 NYN1 self checking adress 3...

Page 26: ...ions 277 2 Installation information 288 3 Unit Appearance 29 4 Accessories 30 5 Inspecting and Handling the Unit 30 6 Water pipline diagrame 30 7 Water pump selection 31 8 Tools required for installat...

Page 27: ...fan is rotating at high speed it will cause injury Never use a flammable spray such as hair spray lacquer paint near the unit It may cause a fire Never touch the air outlet or the horizontal blades w...

Page 28: ...corrosive gases exist e g sulfide gas 4 Factories where the power voltage fluctuates seriously 5 Inside a car or cabin 6 Place like kitchen where oil permeates 7 Place where strong electromagnetic wav...

Page 29: ...should be more than 2400m3 h 2 Make sure there is enough Installation space e 3 Outline dimensional drawing Water treatment In order to use our appliances under the best conditions the following para...

Page 30: ...fting the unit always use protectors to prevent belt damage and pay attention to the balance of the unit s gravity 6 Water pipeline diagram 8 1 Connection is established with a by pass on the pool fil...

Page 31: ...ower Supply Size continious length 30 m Earthling Wire Capacity Fuse LRSJ 60 NYN1 220 240V 1ph 50Hz 2 5 2 5 30 20 LRSJ 80 NYN1 220 240V 1ph 50Hz 2 5 2 5 30 20 LRSJ 120 NYN1 220 240V 1ph 50Hz 4 0 4 0 3...

Page 32: ...r the wiring from the junction box to the power supply equipment should be the same as the main line a when the water heaters are more than 6 sets the power supply equipment should have two sets of el...

Page 33: ...33 Part 4 Trial Operation 1 Confirmation Before the Trial Operation 34 2 Operating Instruction 34 3 Fault code list 4 Self checking...

Page 34: ...5 The drainage is smooth 1 6 The thermal insulation is sound 1 7 The earthing wire is connected correctly 1 8 The power voltage is consistent with the rated voltage of the heater 1 9 No obstacle at t...

Page 35: ...ht of the display will go out automatically After 30s all indicator will disappear except operation mode and pool temp By default the unit operates Heat Mode Change Mode Selection The unit is enhanced...

Page 36: ...8 and the Cool mode setting range is 10 30 the heat mode setting range is 20 35 Power on Power off Press Power On Power Off button after all the above have finished and the system will run as the sett...

Page 37: ...cking function 1 Nomal display T6 2 Mode code 0 6KW 1 8KW 2 12KW 3 14KW 3 Operate mode 1 cooling 16 water heating 4 pump 4 Fan speed 0 stop 1 low 2 hight 5 T4 6 Tp 7 T3 8 T6 9 Tout 10 Comperssor curre...

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