Mitsubishi Electric MSZ-G09SV-E1 User manual

SERVICE MANUAL
SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS
Wireless type
Models
No. OB245
REVISED EDITION-A
CONTENTS
1. TECHNICAL CHANGES ····································2
2. PART NAMES AND FUNCTIONS······················2
3. SPECIFICATION·················································5
4. NOISE CRITERIA CURVES·······························7
5. OUTLINES AND DIMENSIONS ·························8
6. WIRING DIAGRAM···········································11
7. REFRIGERANT SYSTEM DIAGRAM··············14
8. PERFORMANCE CURVES······························16
9. MICROPROCESSOR CONTROL ····················26
10. SERVICE FUNCTIONS·····································41
11. TROUBLESHOOTING······································44
12. DISASSEMBLY INSTRUCTIONS·····················62
13. PARTS LIST······················································66
14. OPTIONAL PARTS···········································70
MSZ-G09SV - (WH) ● MUZ-G09SV -
MSZ-G09SV - (WH) ● MUZ-G09SV -
MSZ-G12SV - (WH) ● MUZ-G12SV -
MSZ-G12SV - (WH) ● MUZ-G12SV - E2E2
E1E1
E2E2
E1E1
Revision:
●MSZ-G09SV - and MSZ-G12SV - have been added.
●MICROPROCESSOR CONTROL, SERVICE FUNCTIONS,
and PARTS LIST have been partially modified.
●Please void OB245.
E2E2
MSZ-G09SV -
MSZ-G12SV - E2
E2
OB245A-1.qxp 01.4.4 2:56 PM Page 1

1TECHNICAL CHANGES
2PART NAMES AND FUNCTIONS
2
MSZ-G09SV - ➔MSZ-G09SV -
MSZ-G12SV - ➔MSZ-G12SV -
1. Remote controller has been changed.
MUZ-G09SV - ➔MUZ-G09SV -
MUZ-G12SV - ➔MUZ-G12SV -
1. Only model name has changed.
E2E1
E2E1
E2E1
E2E1
INDOOR UNIT
MSZ-G09SV-
MSZ-G09SV- E2
E1 MSZ-G12SV-
MSZ-G12SV- E2
E1
Emergency operation switch
Display section
Operation Indicator lamp
Receiving section
Grille
Air cleaning
filter(white bellows
type)
Deodorizing filter
(gray sponge type)
Air filter
Vertical vane
Air inlet
to Breaker
Remote control
receiving section
Horizontal vane
Remote
controller Remote controller
MSZ-G09SV -
MSZ-G12SV -
Operation section (When the grille is open)
Power supply cord
Front panel
E1
E1 MSZ-G09SV -
MSZ-G12SV - E2
E2
OB245A-1.qxp 01.4.4 2:56 PM Page 2

3
OUTDOOR UNIT Air inlet
Air outlet
Drain outlet
Piping
Drain hose
REMOTE CONTROLLER
Signal transmitting section
Operation display section
OPERATE /STOP
(ON /OFF)button
OPERATION SELECT button
FAN SPEED CONTROL button
ON-TIMER button
CLOCK SET button
HR. button
MIN. button
(TIME SET button)
TEMPERATURE buttons
VANE CONTROL button
OFF-TIMER button
RESET button
ON/OFF TOO
WARM TOO
COOL
HR. MIN.
CLOCK
RESET
CLOCK
MODE
FAN VANE
START STOP
ECONO COOL button
ECONO COOL
I FEELCOOL DRY HEAT
600 1 100
AM PM
SWING SWING button
MSZ-G09SV-
MSZ-G12SV- E1
E1
MUZ-G09SV-
MUZ-G09SV- E2
E1 MUZ-G12SV-
MUZ-G12SV- E2
E1
Installation plate
Installation plate fixing screw 4 x 25 mm
Remote controller mounting hardware
Fixing screw for 33.5 x 16 mm (Black)
Battery (AAA) for remote controller
Wireless remote controller
Felt tape (Used for left or left-rear piping)
1
5
1
2
2
1
1
1
2
3
4
5
6
7
ACCESSORIES
Check the following parts before installation.
OB245A-1.qxp 01.4.4 2:56 PM Page 3

4
ON/OFF
TOO
COOL
AMPM
AMPM
CLOCK
TOO
WARM
ON/OFF
FAN
TOO
WARM TOO COOL
VANE
MODE
ECONO COOL
STOP
START
HR.
MIN.
SWING
I FEEL COOL
HEAT
DRY
PM
CLOCK
AMPM
RESET CLOCK
:
:
Open the front lid.
Signal transmitting section
Operation display section
OPERATE /STOP
(ON /OFF)button
TEMPERATURE buttons
OPERATION SELECT button
FAN SPEED CONTROL button
OFF-TIMER button
HR. button
MIN. button
(TIME SET button)
ON-TIMER button
RESET button
ECONO COOL button
VANE control button
CLOCK SET button
Vertical vane
swing button
MSZ-G09SV-
MSZ-G12SV- E2
E2
OB245A-1.qxp 01.4.4 2:56 PM Page 4

SPECIFICATION
3
5
Indoor model
Function
Power supply
Capacity
Air flow(High)
Dehumidification
Power outlet
Running current
Power input
Auxiliary heater
Power factor
Starting current
Fan motor current
Model
Winding
resistance(at20:)
Dimensions WOHOD
Weight
Air direction
Sound level (High)
Fan speed (High)
Fan speed regulator
RT11(at25:)
Thermistor RT12(at25:)
RT13(at25:)
Outdoor model
Outdoor air flow
Compressor motor current
Fan motor current
Model
Output
Winding
resistance(at20:)
Model
Winding
resistance(at20:)
Dimensions WOHOD
Weight
Sound level
Fan speed
Fan speed regulator
Refrigerant filling
capacity(R22)
Refrigerating oil (Model)
RT61(at0:)
Thermistor RT62(at100:)
RT64(at70:)

kW
K/h
R/h
A
A
W
A(kW)
%
A
A
"
mm
kg
dB(A)
rpm
k"
k"
k"

K/h
A
A
W
"


"
mm
kg
dB(A)
rpm
kg
cc
k"
k"
k"
Single phase
230V,50Hz
10
—
90
5.50
0.17
RC4V19-BA
WHT-BLK 292
BLK-RED 325
850O278O191
9
5
3
10
10
10
MUZ-G09SV - E1
MUZ-G09SV - E2
1500
0.25
KHV-104FGK
900
U-V 2.14 U-W 2.14
V-W 2.14
RA6V18-AA
WHT-BLK 279
BLK-RED 198
710(+69)o540o255
28
45
600
1
0.75
270 (MS56)
33.2
13.4
7.9
Cooling
2.6 (1.3-3.1)
474
1.2
4.54
940 (440 - 1120)
36
950
4.12
2.77
Heating
3.6 (1.4-5.1)
504
—
5.50
1140 (430 - 1300)
35
1000
5.08
3.16
Electrical data
Fan motor
Special remarks
Compressor
Electrical
data
Fan motor
Special remarks
Coefficient of performance(C.O.P)
Capacity
Capacity
MSZ-G09SV - E1
MSZ-G09SV - E2 MSZ-G12SV - E1
MSZ-G12SV - E2
Single phase
230V,50Hz
10
—
90
7.40
0.19
RC4V19-BA
WHT-BLK 292
BLK-RED 325
850O278O191
10
5
39
3
10
10
10
MUZ-G12SV - E1
MUZ-G12SV - E2
1560
0.34
SHV-130FEA
1100
U-V 0.45 U-W 0.45
V-W 0.45
RA6V28-DA
WHT-BLK 201
BLK-RED 350
710(+69)o540o255
34
48
720
1
1.10
350 (MS56)
33.2
13.4
7.9
Cooling
3.5 (0.9-4.0)
588
1.6
6.20
1290 (290 - 1390)
1020
5.67
2.71
Heating
4.8 (0.9-6.7)
642
—
7.40
1540 (290 - 2090)
1100
6.87
3.12
NOTE : Test conditions are based on ISO 5151 (Refrigerant piping length (one way): 5m)
Cooling : Indoor DB27:WB19:
Outdoor DB35:WB(24:)
Heating : Indoor DB 20:WB15:
Outdoor DB 7:WB 6:
OB245A-1.qxp 01.4.4 2:56 PM Page 5

6
1.5+ 440V
250V 3.15A
93:5A 250V
MP20GA 12V 300"
ERZV10D471
S201DH1Y
5P
JM1aN-ZTMP-DC12V
136:i3: 2A
100+ 420V
1500+ 420V
8A 8mH
70m"5W
10"15W
EM43261
QM15TG-9B
INDOOR UNIT
OUTDOOR UNIT
Item Model
Model
Item
Indoor fan capacitor
Fuse
Thermal fuse
Vane motor
Varistor
Solid state relay
Terminal block
Contactor
Indoor fan motor thermal fuse
Current transformer
Power-facrtor capacitor
Smoothing capacitor
Outdoor fan capacitor
Diode stack
Fuse
Fuse
Expansion valve coil
Reactor
Current-detecting resistor
Current-limiting resistor
Solid state relay
Terminal block
Outdoor fan relay
Current-limiting relay
R.V. coil
Noise filter
Transistor module
MSZ-G09SV - E1 MSZ-G12SV - E1
MUZ-G12SV - E1
MSZ-G09SV - E2 MSZ-G12SV - E2
165+ 420V
2500+ 420V
15A 4.3mH
100m"5W
10"20W
EM43262
QM20TG-9B
MUZ-G09SV - E1
MUZ-G12SV - E2
MUZ-G09SV - E2
RR-18
1.8+ 440V
S25VB80
250V 2A
250V 1A
LAM-MD12ME 12VDC
TLP3506
4P
G5S-1
G4A-1A
LB8 220-240V AC
(CT61)
(C61)
(C63)
(C65)
(DS61, DS62)
(F801)
(F901)
(LEV)
(L61)
(R61, R62)
(R64)
(SSR61)
(TB2)
(X61)
(X64)
(21S4)
(C11)
(F11)
(F12)
(MV1, MV2)
(NR11)
(SR141)
(TB)
(52C)
Specifications and rating conditions of main electric parts
OB245A-1.qxp 01.4.4 2:56 PM Page 6

NOISE CRITERIA CURVES
4
7
90
80
70
60
50
40
30
20
10 63 125 250 500 1000 2000 4000 8000
NC-60
NC-50
NC-40
NC-30
NC-20
NC-70
OCTAVE BAND SOUND PRESSURE LEVEL, dB re 0.002 MICRO BAR
BAND CENTER FREQUENCIES, Hz
Test conditions,
Cooling : DB 27: WB 19:
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
COOLING
FUNCTION
36
SPL(dB(A)) LINE
High
SPEED
HEATING
Heating : DB 20: WB 15:
90
80
70
60
50
40
30
20
10 63 125 250 500 1000 2000 4000 8000
NC-60
NC-50
NC-40
NC-30
NC-20
NC-70
OCTAVE BAND SOUND PRESSURE LEVEL, dB re 0.002 MICRO BAR
BAND CENTER FREQUENCIES, Hz
Test conditions,
Cooling : DB 35: WB (24:)
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
COOLING
FUNCTION
45
SPL(dB(A)) LINE
High
SPEED
HEATING
Heating : DB 7: WB 6:
MSZ-G09SV-
MSZ-G09SV- E2
E1
MSZ-G12SV-
MSZ-G12SV- E2
E1
90
80
70
60
50
40
30
20
10 63 125 250 500 1000 2000 4000 8000
NC-60
NC-50
NC-40
NC-30
NC-20
NC-70
OCTAVE BAND SOUND PRESSURE LEVEL, dB re 0.002 MICRO BAR
BAND CENTER FREQUENCIES, Hz
Test conditions,
Cooling : DB 27: WB 19:
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
COOLING
FUNCTION
39
SPL(dB(A)) LINE
High
SPEED
HEATING
Heating : DB 20: WB 15:
MUZ-G09SV-
MUZ-G09SV- E2
E1
MUZ-G12SV-
MUZ-G12SV- E2
E1
90
80
70
60
50
40
30
20
10 63 125 250 500 1000 2000 4000 8000
NC-60
NC-50
NC-40
NC-30
NC-20
NC-70
OCTAVE BAND SOUND PRESSURE LEVEL, dB re 0.002 MICRO BAR
BAND CENTER FREQUENCIES, Hz
Test conditions,
Cooling : DB 35: WB (24:)

APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
COOLING
FUNCTION
48
SPL(dB(A)) LINE
High
SPEED
HEATING
Heating : DB 7: WB 6:
OB245A-1.qxp 01.4.4 2:56 PM Page 7

5OUTLINES AND DIMENSIONS
8
MSZ-G09SV- E1
INDOOR UNIT
Unit: mm
MSZ-G12SV- E1
INDOOR UNIT
116.581.5
78
67
818
850
16562956
7 or more
100
41
2.5
42
271 4.5
231.5
82 169
326 326
5
189
56
160
17.5
Air in
Air out Insulation [28
Drain hose [16
(Connected part O.D.)
Installation plate
Wall hole [65
Indoor unit
Installation plate
Power supply cord
Lead to right 1.0m
Lead to left 0.3m
Wireless remote controller
Liquid line [6.35-0.5m
Gas line [9.52-0.43m
Insulation [37 O.D.
[21 I.D.
{
278
116.581.5
818
278
850
16562956
or more
100
41
2.5
42
271 4.5
231.5
82 169
326 326
5
189
56
160
17.5
Air in
Air out Insulation [28
Drain hose [16
(Connected part O.D.)
Installation plate
Wall hole [65
Indoor unit
Installation plate
Power supply cord
Lead to right 1.0m
Lead to left 0.3m
Wireless remote controller
Liquid line [6.35-0.5m
Gas line [9.52-0.43m
Insulation [37 O.D.
[21 I.D.
78
67
7
{
OB245A-1.qxp 01.4.4 2:56 PM Page 8

9
MSZ-G09SV- E2
INDOOR UNIT
Unit: mm
MSZ-G12SV- E2
INDOOR UNIT
116.581.5
78
67
818
850
16562956
7 or more
100
41
2.5
42
271 4.5
231.5
82 169
326 326
5
189
Air in
Air out Insulation [28
Drain hose [16
(Connected part O.D.)
Installation plate
Wall hole [65
Indoor unit
Installation plate
Power supply cord
Lead to right 1.0m
Lead to left 0.3m
Liquid line [6.35-0.5m
Gas line [9.52-0.43m
Insulation [37 O.D.
[21 I.D.
{
278
162
19
58
Wireless remote controller
116.581.5
818
278
850
16562956
or more
100
41
2.5
42
271 4.5
231.5
82 169
326 326
5
189
Air in
Air out Insulation [28
Drain hose [16
(Connected part O.D.)
Installation plate
Wall hole [65
Indoor unit
Installation plate
Power supply cord
Lead to right 1.0m
Lead to left 0.3m
Liquid line [6.35-0.5m
Gas line [9.52-0.43m
Insulation [37 O.D.
[21 I.D.
78
67
7
{
162
19
58
Wireless remote controller
OB245A-1.qxp 01.4.4 2:56 PM Page 9

10
Liquid refrigerant pipe joint
Refrigerant pipe (flared) [6.35
Service panel
Gas refrigerant pipe joint
Refrigerant pipe (flared)
 [9.52 (MUZ-G09SV
)
Service port
Bolt pitch for installation
Handle
Air out
Air in Drainage holes [28
4 holes 10o21
18
500
710
265
105 69 138
20
40
However, either the
left/ right sides or
back side should
be unobstructed.
Air in
265
REQUIRED SPACE
Even if the right/ left sides or
back side are vacant, the top
has to be at least 100mm
unobstructed.
Drainage holes [28
127
32.4
92
367
Drainage holes [28
33
32.5 255
285 320
155
90
43-
35-
540
270
10
350mm or more
100mm or more
100mm or more
100mm or more
Basically unobstructed
[12.7 (MUZ-G12SV
)
WA
WA
WB
WA In case of poorly-ventilated place, the front or the back
has to be at least 200 mm unobstructed.
WB The wall may get dirty in case the air is discharged
toward it.
MUZ-G09SV- MUZ-G12SV-
MUZ-G09SV- MUZ-G12SV- E2E2
E1E1
OUTDOOR UNIT
Unit: mm
OB245A-1.qxp 01.4.4 2:56 PM Page 10