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Service manual 

2.2 Outdoor unit 

Outdoor Model

M2OA-18HRDN1 

Indoor Units Combination

Single

Double

Power supply

Ph-V-Hz

1Ph,220-240V~,50Hz 

Capacity        

Btu/h

7000

̚

12000 

18000 

Capacity        

W

5275

Input           

W

1000~1300 1644 

Rated current     

A

4.6~6.0 8.5 

EER               

Btu/w.h

10.95

Cooling

EER               

w/w

3.21

Capacity     

Btu/h

10000~14000 21000 

Capacity     

W

 6155 

Input           

W

1150~1450 1866 

Rated current     

A

5.3~6.7 9.0 

 

EER               

Btu/w.h

11.2

Heating

EER               

w/w

3.30

Energy Classification          

Max. input consumption        

W

3100 

Max. current                             

A

16 

Model

JU1015D1

Type 

Rotary inverter

Brand

HITACH

Capacity     

Btu/h

16000(60Hz)

Input          

W

1650

Rated current(RLA) 

A

9.7

Locked rotor Amp(LRA)   

A

28

Compressor

Thermal protector     

Internal

HOS-18U2IM 

   AND

    HOS-21U11IM

Refrigerant oil     

ml

HAF68D1    480   ml

Model

YDK53-6M

Brand

Welling

Input           

W

 148 

Capacitor       

uF

3.0

Outdoor fan motor

Speed        

r/min

775

a.Number of rows

1.5

b.Tube pitch(a)x row pitch(b) 

mm

25.4×22

c.Fin spacing                             

mm

1.7

d.Fin type (code)

Hydrophilic aluminium

e.Tube outside dia.and type 

mm

φ

9.53 innergroove trube

f.Coil length x height x width   

mm

776×660×22

Outdoor coil

g.Number of circuits

2

Outdoor air flow            

m3/h

2500

Outdoor noise level        

dB(A)

55

www.enindel.com

Содержание HOS-18U2IM

Страница 1: ...HS 9U2IM_HOS 18U2IM HS 9U11IM_HS 12U11IM_HOS 21U11IM Service Manual Applied to Multi Split Type Heat Pump Air Conditioners www enindel com...

Страница 2: ...ons 4 Refrigeration cycle diagram 5 Operation limits 6 Indoor unit combination 7 Wiring diagram 8 Electric control functions 9 Troubleshooting 10 Exploded view Annex 1 Characteristic of temp sensor An...

Страница 3: ...1 3 Anti icing function at cooling mode 1 4 Anti cold air function at heating mode 1 5 Auto defrosting 1 6 Outdoor electric current protection 1 7 Temperature protection of the outdoor compressor top...

Страница 4: ...Indoor noise level Hi Mi Lo dB A Dimension W H D mm Packing W H D mm Liquid side Gas side mm Indoor unit Net Gross weight kg MSHI 09HRIN1 MSHI 12HRIN1 1Ph 220 240V 50Hz 1Ph 220 240V 50Hz 9000 12000 3...

Страница 5: ...ax current A 16 Model JU1015D1 Type Rotary inverter Brand HITACH Capacity Btu h 16000 60Hz Input W 1650 Rated current RLA A 9 7 Locked rotor Amp LRA A 28 Compressor Thermal protector Internal HOS 18U2...

Страница 6: ...ing Plug type Thermostat type Operation temp Ambient temp Qty per 20 40 40 HQ set Electronic control 17 30 17 43 cooling 7 21 heating Notes 1 Nominal cooling capacities are based on the following cond...

Страница 7: ...5 Service manual 3 Dimensions 3 1 Alfa Series a Indoor unit 7 9K b Indoor Unit 12K www enindel com...

Страница 8: ...6 Service manual 3 2 Outdoor unit www enindel com...

Страница 9: ...part condenser capillary capillary filter filter 5 Operation Limits Indoor temperature 17 32 Cooling mode Outdoor temperature 10 50 Indoor temperature 30 Heating mode Outdoor temperature 15 33 Indoor...

Страница 10: ...ng Diagram 7 1 Indoor unit 7k 9k 12k 1 225 1 02725 289 5 02725 1 1 1 1 1 1 1 1 1 1 6 5 7 5 1 1 287 225 81 7 0 1 2 5 1 1 0 52 6 7 6 2 75 16 250 5 5220 7 03 6 1625 3 3 7 03 6 1625 3 60 63 2 5 1 872 5 67...

Страница 11: ...9 Service manual 7 2 Outdoor unit M2OA 18HRDN1 HOS 18U2IM AND HOS 21U11IM www enindel com...

Страница 12: ...y or when the warm air control feature is activated in heating mode 8 2 4 TEMPERATURE indicator a Usually it displays the temperature settings When change the setting temperature this indicator begins...

Страница 13: ...opening degree of electronic expansion valve No 3 opening degree of electronic expansion valve Frequency of compressor 8 4 1 Frequency of compressor Display Frequency of compressor Hz 30 30 Stand by...

Страница 14: ...9 29 5 26 2 59 14 5 90 30 27 1 5 60 15 91 30 5 28 1 61 15 5 92 31 29 0 5 62 16 93 31 5 30 0 63 16 5 93 31 5 31 0 5 63 16 5 94 32 32 1 64 17 95 32 5 33 1 5 65 17 5 96 33 34 2 65 17 5 97 33 5 35 2 5 66...

Страница 15: ...f compressor compressor stops when the temp of discharge is more than 115 and last out 5 s compressor runs when the temp of discharge is less than 90 8 5 3 Temperature protection of compressor top com...

Страница 16: ...s operation for more than 3 hours or the outdoor temperature is lower than 3 and the power is just put on the compressor enters into pre heating condition When outdoor temp is more than 5 or user oper...

Страница 17: ...Low 8 9 3Indoor evaporator high temperature protection at heating mode Condition T Indoor exchanger temp Compressor T 48 On 53 T 63 Decrease frequency of compressor T 63 Off Defrosting operation Avai...

Страница 18: ...l be automatically off at the set time 8 13 4Timer on off function on time is earlier than off time first turn off the A C it will be automatically on at set time and later be off at the set time then...

Страница 19: ...ct 8 16 2 Unit action x In case of one Indoor unit working in cooling mode or fan mode and another indoor unit is set to heating mode the indoor unit working in cooling mode or fan mode will change to...

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