Midea MSGI-09HRN2, MSGI-12HRN2, M2OA-18HRN2, M2OA-21HRN2, M3OA-27HRN2 Schematic
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R series service manual
GD Midea Refrigeration Equipment Co. Ltd
MULTI SPLIT TYPE, HEAT PUMP AIR CONDITIONERS
Technical service manual 2007
R407C Glory multi Series
Indoor Models
MSGI-09HRN2
MSGI-12HRN2
Outdoor Models
M2OA-18HRN2 M2OA-21HRN2
M3OA-27HRN2 M3OA-30HRN2
214
R series service manual
Multi SERIES
1.Features
2.Function
3.Specification
4.Dimensions
5.Refrigeration cycle diagram
6.Wiring diagram
7.Troubleshooting
8.Electronic function
9.Characteristic of temp. sensor
215
R series service manual
1. Features
1.1Universal outdoor unit and indoor unit design
1.2R410a refrigerant; Cooling & heating units
1.3The indoor unit combination is as follow list:
OUTDOOR UNIT MODEL |
INDOOR UNIT COMBINATION |
M2OA-18HRN1 |
9K×2 |
M2OA-21HRN1 |
9K+12K |
M3OA-27HRN1 |
9K×3 |
M3OA-30HRN1 |
9K×2+12K |
1.4 Working Temperature Range
Models |
Cooling |
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Heating |
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Indoor Hi |
Outdoor Low |
Outdoor Hi |
Indoor Low |
Indoor Hi Outdoor Low |
Outdoor Hi |
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Indoor Low |
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multi |
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17 |
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/ |
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5 |
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43 |
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/ |
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30 |
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-7 |
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24 |
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on/off |
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2.Function
Indoor unit
Operation ON/OFF by remote controller
Sensing by room temperature
Room temperature sensor.
Pipe temperature sensor.
Room temperature control
Maintain the room temperature in accordance with the setting temperature.
Starting temperature control
Indoor fan is delayed for 5 sec at the starting.
Indoor fan speed control
high, med, low, breeze.
Operation indication Lamps (VLED)
Light up in the VLED for each operation mode.
Two-direction air vane
The unit will decide the louver direction according to operation mode.
Sleep mode auto control
The fan is turn to low speed (cooling/heating).
The unit will be turn off at the seventh hour.
Independent dehumidification
The function is usually used in rainy days in springtime or damp areas.
Turbo mode
Anti-cold function
Prevent the cold wind at the beginning of unit start.
Defrost mode
Auto-restart function
Air flow Direction control
The function will be
Self-diag. function
operate in any operation
216
R series service manual
Outdoor unit
Power relay control
The unit has 3 mins delay between continuously ON/OFF operations.
Check point
Hydrophilic aluminum fin
The hydrophilic fin can improve the heating efficiency at operation mode.
4 way valve control
It is only operated in the heating operation mode except defrosting operation.
Discharge pipe temperature protect
Anti-rust cabinet
3. Specification
3.1 Indoor unit
|
Model |
|
MSGI-09HRN2 |
|
MSGI-12HRN2 |
|
Power supply |
Ph-V-Hz |
1Ph,220-240V~,50Hz |
|
1PH, 220-240V~,50Hz |
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Capacity |
Btu/h |
9000 |
12000 |
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Cooling |
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Input |
W |
38.5 |
39 |
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Rated current |
A |
0.18 |
0.20 |
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Capacity |
Btu/h |
10000 |
13000 |
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Heating |
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Input |
W |
38.5 |
39 |
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Rated current |
A |
0.18 |
0.20 |
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Model |
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RPG13H |
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RPG13H |
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Indoor |
Brand |
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Welling |
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Welling |
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Input |
W |
36 |
36 |
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fan motor |
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Capacitor |
uF |
1.2 |
1.2 |
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Speed(hi/mi/lo) |
r/min |
1180/1080/1000 |
1250/1100/950 |
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a.Number of rows |
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2 |
2 |
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b.Tube pitch(a)x row pitch(b) |
mm |
21X13.37 |
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21X13.37 |
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Indoor |
c.Fin spacing |
mm |
1.3 |
1.3 |
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d.Fin type (code) |
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Hydrophilic aluminium |
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Hydrophilic aluminium |
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coil |
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e.Tube outside dia.and type |
mm |
Ф7, Innergroove tube |
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Ф7, Innergroove tube |
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f.Coil length x height x width |
mm |
578X252X26.74 |
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578X252X26.74 |
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g.Number of circuits |
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2 |
2 |
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Indoor air flow (Hi/Mi/Lo) |
m3/h |
510/460/410 |
660/580/500 |
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Indoor noise level (Hi/Mi/Lo) |
dB(A) |
36/34/32 |
39/33/28 |
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Dimension (W*H*D) |
mm |
750×250×188 |
750×250×188 |
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Indoor |
Packing (W*H*D) |
mm |
830X336X280 |
|
830X336X280 |
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unit |
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Net/Gross weight |
Kg |
8.5/10.5 |
8.5/10.5 |
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Liquid side/ Gas side |
mm(inch) |
Ф6.35/Ф9.53 |
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Ф6.35/Ф12.7 |
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217
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R series service manual |
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3.2 Outdoor unit |
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Model |
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M2OA-18HRN2 |
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M2OA-21HRN2 |
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Power supply |
|
Ph-V-Hz |
|
1Ph,220-240V~,50Hz |
|
1Ph,220-240V~,50Hz |
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Capacity |
Btu/h |
|
9000X2 |
9000+12000 |
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Cooling |
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Input |
W |
1980 |
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2300 |
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Rated current |
A |
9.61 |
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10.22 |
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EER |
w/w.h |
2.63 |
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2.68 |
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Capacity |
Btu/h |
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10000X2 |
10000+13000 |
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Heating |
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Input |
W |
2000 |
|
2350 |
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Rated current |
A |
9.78 |
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11.5 |
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COP |
W/W.H |
2.90 |
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2.85 |
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Energy class |
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D CLASS |
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D CLASS |
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Max. input consumption |
W |
2860 |
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3400 |
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Max. current |
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A |
13 |
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15.0 |
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Starting current |
A |
19.8 |
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19.8+30 |
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Model |
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PG180X1C-4DZDE3; |
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PG180X1C-4DZDE3; |
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PG180X1C-4DZDE3 |
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PG225X2C-4FT |
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Type |
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Rotary |
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Rotary |
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Brand |
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GD TOSHIBA |
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GD TOSHIBA |
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Capacity |
Btu/h |
10800 |
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10800;13650 |
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Compressor |
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Input |
W |
1000 |
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1000;1310 |
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Rated current(RLA) |
A |
4.4 |
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4.4;6.1 |
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Locked rotor Amp(LRA) |
A |
24 |
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24;31 |
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Thermal protector |
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Internal |
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Internal |
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Capacitor |
uF |
25+25 |
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25+35 |
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Refrigerant oil |
ml |
400 |
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400;480 |
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Model |
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|
YDK69-6 |
|
YDK69-6 |
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Outdoor fan |
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Brand |
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WeiLing |
|
Welling |
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Input |
W |
154 |
|
154 |
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motor |
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||||||
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Capacitor |
uF |
4 |
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4 |
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Speed |
r/min |
900/670 |
|
900/670 |
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a.Number of rows |
|
2 |
|
2 |
|
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b.Tube pitch(a)x row |
mm |
|
25.4X22 |
|
25.4x22 |
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pitch(b) |
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c.Fin spacing |
mm |
1.7 |
|
1.7 |
|
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Outdoor coil |
|
d.Fin type (code) |
|
|
Hydrophilic aluminium |
|
Hydrophilic aluminium |
|
||
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|
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e.Tube outside dia.and |
mm |
|
Ф9.53, Innergroove tube |
|
Ф9.53, Innergroove tube |
|
||
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type |
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f.Coil length x height x |
mm |
|
810X610X44 |
|
810X610X44 |
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width |
|
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g.Number of circuits |
|
12 |
|
12 |
|
|
||
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Outdoor air flow |
m3/h |
1900 |
|
2070 |
|
|
||||
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Outdoor noise level |
dB(A) |
58 |
|
58 |
|
|
||||
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Outdoor |
|
Dimension(W*H*D) |
mm |
|
895X345X655 |
|
895X345X655 |
|
||
|
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Packing (W*H*D) |
mm |
|
1050X470X780 |
|
1050X470X780 |
|
|||
|
unit |
|
|
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|
||||||
|
|
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Net/Gross weight |
Kg |
73/77 |
|
79/83 |
|
|
||
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Refrigerant type |
g |
|
R407C/800X2 |
|
R407C/750+1000 |
|
||||
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Design pressure(Hi/Lo) |
MPa |
2.8/1.2 |
|
2.8/1.2 |
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Liquid side/ Gas side |
mm |
|
Ф6.35/Ф9.53; |
|
Ф6.35/Ф9.53; |
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||
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Refrigerant |
|
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Ф6.35/Ф12.7 |
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piping |
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Max. refrigerant pipe |
m |
|
10(each unit) |
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10(each unit) |
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length |
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Max. difference in level |
m |
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10(each unit) |
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10(each unit) |
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Connection wiring |
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No |
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No |
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Plug type |
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No |
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No |
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Thermostat type |
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Electronic control |
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Electronic control |
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Operation temp |
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17-30 |
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17-30 |
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Ambient temp |
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18~43(cooling); |
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-7~24(heating) |
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218
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R series service manual |
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Model |
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M3OA-27HRN2 |
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M30A-30HRN2 |
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Power supply |
|
Ph-V-Hz |
|
1Ph,220-240V~,50Hz |
|
1Ph,220-240V~,50Hz |
|
||||||
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Capacity |
Btu/h |
|
|
9000x3 |
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9000x2+12000 |
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Cooling |
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Input |
W |
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|
2990 |
|
3320 |
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Rated current |
A |
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14.50 |
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16.13 |
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EER |
w/w.h |
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|
2.61 |
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2.62 |
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Capacity |
Btu/h |
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10000X3 |
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10000x2+13000 |
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Heating |
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Input |
W |
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3050 |
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3360 |
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Rated current |
A |
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14.90 |
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16.3 |
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COP |
W/W.H |
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2.85 |
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2.86 |
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Energy class |
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D |
CLASS |
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D CLASS |
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Max. input consumption |
W |
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|
4000 |
|
4000 |
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Max. current |
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A |
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18.2 |
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18.2 |
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Starting current |
A |
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40+30 |
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40+30 |
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Model |
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PG295X2CS-4KU1; |
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PG295X2CS-4KU1; |
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PG225X2C-4FT |
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PG225X2C-4FT |
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Type |
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Rotary |
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Rotary |
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Brand |
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GD TOSHIBA |
|
GD TOSHIBA |
|
|||||
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Capacity |
Btu/h |
18080; |
13650 |
|
18080; |
13650 |
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|
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Compressor |
|
Input |
W |
1760; |
1310 |
|
1760; |
1310 |
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Rated current(RLA) |
A |
8.5; |
6.1 |
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8.5; |
6.1 |
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Locked rotor Amp(LRA) |
A |
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44, |
31 |
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44, |
31 |
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Thermal protector |
|
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Internal |
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Internal |
|
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Capacitor |
uF |
|
|
35+35 |
|
35+35 |
|
|
|||
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Refrigerant oil |
ml |
750; |
480 |
|
750; |
480 |
|
|
|||
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Model |
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|
YDK50-4G1 |
|
YDK50-4G1 |
|
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Outdoor fan |
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Brand |
|
|
|
Welling |
|
Welling |
|
||||
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Input |
W |
|
107Wx2 |
|
107Wx2 |
|
||||||
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motor |
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|
|||||||||
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Capacitor |
uF |
|
|
4uFx2 |
|
4uFx2 |
|
||||
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Speed |
r/min |
|
|
1150 |
|
1150 |
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|||
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a.Number of rows |
|
|
|
2 |
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|
2 |
|
|
|
|
|
|
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b.Tube pitch(a)x row pitch(b) |
mm |
|
|
25.4x22 |
|
25.4x22 |
|
||||
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|
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c.Fin spacing |
mm |
|
|
1.5 |
|
1.5 |
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|
|||
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Outdoor coil |
|
d.Fin type (code) |
|
|
Hydrophilic aluminium |
|
Hydrophilic aluminium |
|
|||||
|
|
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e.Tube outside dia.and type |
mm |
|
Ф9.53, Innergroove tube |
|
Ф9.53, Innergroove tube |
|
|||||
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|
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f.Coil length x height x width |
mm |
|
813X812X44 |
|
813X812X44 |
|
|||||
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|||||
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g.Number of circuits |
|
|
5(A System); |
|
5(A System); |
|
|||||
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|
|
|
|
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4(B System) |
|
4(B System) |
|
|||||
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Outdoor air flow |
m3/h |
|
|
1450x2 |
|
1450x2 |
|
||||||
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Outdoor noise level |
dB(A) |
|
|
60 |
|
|
60 |
|
|
|
|||
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Outdoor |
|
Dimension(W*H*D) |
mm |
|
860X830X330 |
|
860X830X330 |
|
|||||
|
|
Packing (W*H*D) |
mm |
|
1000X985X425 |
|
1000X985X425 |
|
||||||
|
unit |
|
|
|
|
|||||||||
|
|
|
Net/Gross weight |
Kg |
|
|
90/94 |
|
90/94 |
|
|
|||
|
Refrigerant type |
g |
|
R407C/ 1470+820 |
|
R407C 1470+820 |
|
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|
Design pressure(Hi/Lo) |
MPa |
|
|
2.8/1.2 |
|
2.8/1.2 |
|
|
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|
|
|
Liquid side/ Gas side |
mm |
|
Ф6.35/Ф9.53; |
|
Ф6.35/Ф9.53; |
|
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|
Refrigerant |
|
|
|
Ф6.35/Ф12.7 |
|
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|
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|
piping |
|
Max. refrigerant pipe length |
m |
|
10 (each unit) |
|
10 (each unit) |
|
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|
Max. difference in level |
m |
10 |
(each unit) |
|
10 (each unit) |
|
|||||
|
Connection wiring |
|
|
|
No |
|
|
|
No |
|
|
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|
Plug type |
|
|
|
|
No |
|
|
|
No |
|
|
|
|
|
Thermostat type |
|
|
Electronic control |
|
Electronic control |
|
|||||||
|
Operation temp |
|
|
|
17~30 |
|
17~30 |
|
|
|||||
|
Ambient temp |
|
|
|
18~43(cooling); |
|
-7~24(heating) |
|
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219
R series service manual
4 Dimension
4.1 Indoor unit dimension
Dimension |
W |
H |
D |
|
Mode |
||||
|
|
|
||
|
|
|
|
|
9K |
750 |
250 |
188 |
|
|
|
|
|
|
12K |
750 |
250 |
188 |
|
|
|
|
|
220
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