Service manual

3
PART NAMES AND FUNCTIONS
2
( )
Air inlet
Air outlet
Drain outlet
Piping
Drain hose
back : MUH-GA20VB
back and side : MUH-GA25VB
MUH-GA35VB
OUTDOOR UNIT
MUH-GA20VB
MUH-GA25VB
MUH-GA35VB
ACCESSORIES
MUH-GA20VB
MUH-GA25VB
MUH-GA35VB
Drain socket
1
<Outdoor unit: MUH type>
1
SPECIFICATION
3
Capacity
Dehumidification
Outdoor air flow
Power outlet
Running current
Power input
Auxiliary heater
Power factor
Starting current
Compressor motor current
Fan motor current
Model
Output
Winding
resistance (at 20:)
Model
Winding
resistance (at 20:)
Dimensions WOHOD
Weight
Sound level
Fan speed
Fan speed regulator
Refrigerant filling
capacity (R410A)
Refrigeration oil (Model)
kW
R/h
K /h
A
A
W
A(kW)
%
A
A
A
W
"
"
mm
kg
dB
rpm
kg
cc
MUH-GA20VB -
E1
Single phase
230V,50Hz
1,800
10
—
21
0.25
RN092VHSHT
600
C-R 3.87
C-S 6.14
RA6V21-AD
WHT-BLK 366
BLK-RED 274
800o550o285
32
47
745
1
0.65
350 (NEO22)
Cooling
2.3
0.9
3.00
680
99
2.76
3.22
Heating
2.5
—
2.86
655
100
2.62
3.62
Compressor
Electrical data
Fan motor
Special remarks
Capacity
Coefficient of performance (C.O.P)
Outdoor unit power supply
Function
Outdoor model
MUH-GA20VB -
E2
Single phase
230V,50Hz
1,800
10
—
15.5
0.25
KN092VDMHC
650
C-R 3.62
C-S 5.40
RA6V21-AD
WHT-BLK 366
BLK-RED 274
800o550o285
29
47
745
1
0.60
350 (NEO22)
Cooling
2.3
0.9
3.00
680
99
2.76
3.22
Heating
2.5
—
2.86
655
100
2.62
3.62
NOTE: Test conditions are based on ISO 5151.
Cooling : Indoor DB27°C WB19°C Heating : Indoor DB20°C
Outdoor DB35°C WB24°C Outdoor DB 7°C/WB 6°C
Indoor-Outdoor piping length : 5m
OB387B-1.qxp 07.5.23 2:48 PM Page 3