Friedrich MR09Y1F User manual

SPLIT TYPE ROOM AIR
CONDITIONER
WALL MOUNTED type
CONTENTS
SPECIFICATIONS ........................ 1
OUTLINE AND DIMENSIONS ............. 2
REFRIGERANT SYSTEM DIAGRAM ....... 3
CIRCUIT DIAGRAM ...................... 4
INDOOR PCB CIRCUIT DIAGRAM ........ 5
DISASSEMBLY ILLUSTRATION .......... 10
PARTS LIST ............................ 13
Models
Indoor unit Outdoor unit
MW09Y1F MR09Y1F
MW12Y1F MR12Y1F

1
SPECIFICATIONS
INDOOR UNIT
MW09Y1F MW12Y1F
OUTDOOR UNIT
MR09Y1F MR12Y1F
COOLING CAPACITY
9,700 Btu/h 12,300 Btu/h
HEATING CAPACITY
9,600 Btu/h 12,800 Btu/h
POWER SOURCE
115 V 115 V
FREQUENCY
60 Hz 60 Hz
RUNNING CURRENT COOLING
7.6 A 9.9 A
HEATING
6.5 A 9.2 A
INPUT WATTS COOLING
820 W 1,070 W
HEATING
690 W 990 W
SEER
14.3 13.7
MOISTURE REMOVAL
2.1 Pts/hr (1.0 L/hr) 3.2 Pts/hr (1.5 L/hr)
AIR CIRCULATION-HIGH
560 m3/hr 660 m3/hr
ELECTRICAL DATA
COMPRESSOR
FAN MOTOR
DIMENSIONS
TYPE
Hermetic type, Permanent split condenser,
2 pole, Single phase, Induction motor
DISCRIMINATION
POWER SOURCE
EA89X1C-1DZDU1 EA118X1C-1FZDU1
115V 60Hz 115V 60Hz
REFRIGERANT R-410A
1 lb.10 oz ( 750 g ) 2 lb. 3 oz ( 1000 g )
POWER SOURCE
115 V 115 V
HIGH
Cool / Heat
C 1,250 r.p.m. / H 1,250 r.p.m.
C 1,100 r.p.m. / H 1,110 r.p.m.
C 950 r.p.m. / H 970 r.p.m.
C 800 r.p.m. / H 820 r.p.m.
640 r.p.m.
C 1,450 r.p.m. / H 1,400 r.p.m.
C 1,250 r.p.m. / H 1,230 r.p.m.
C 1,050 r.p.m. / H 1,060 r.p.m.
C 850 r.p.m / H 900 r.p.m.
770 r.p.m.
INDOOR UNIT MED
LOW
QUIET
OUTDOOR UNIT
INDOOR UNIT HxWxD
HxWxD
10-13/16 x 31-1/8 x 8-7/16 inch
OUTDOOR UNIT
WEIGHT
INDOOR UNIT Gross / Net
Gross / Net
26 / 20 lbs. (12/9kg)
OUTDOOR UNIT
79 / 71 lbs. (36 / 32 kg ) 88 / 79 lbs. (40 / 36 kg )
275 x 790 x 215 mm
21-1/4 x 31-1/8 x 11-7/16 inch
540 x 790 x 290 mm
2006.03.13

Models :
MW09Y1F / MR09Y1F
MW12Y1F / MR12Y1F
OUTLINE AND DIMENSIONS
INDOOR UNIT
Unit : inch (mm)
OUTDOOR UNIT
31-1/8" (790) 2-3/16"
(56)
11/16"
(17)
21-1/4" (540)
14" (356)
11-7/16" (290)
11-3/16" (288)
22006.03.13
10-13/16 (275)
31-1/8 (790)
8-7/16
(215)

REFRIGERANT SYSTEM DIAGRAM
Heating
Cooling
3-Way valve
(with charging port)
4-Way
valve
Condenser
Strainer
Capillary tube
for heating and cooling
2-Way valve
Check
valve
Capillary tube for heating
(Flare connection)
Gas pipe (9.52 dia.)
(Flare connection)
(Flare connection)
Liquid pipe (6.35 dia.)
(Flare connection)
[ INDOOR UNIT ]
[ OUTDOOR UNIT ]
[ Connecting pipe ]
Evaporator
Com-
pressor
Models :
MW09Y1F / MR09Y1F
MW12Y1F / MR12Y1F
32006.02.28

CIRCUIT DIAGRAM
Fan Motor
Stepping
Motor
Thermistor (room temp.)
Baristor
Terminal
Fan Motor
4-way
Valve Coil
Controller PCB
Power
Relay
Overload
Relay
Compressor
Power Supply
Compressor
Capacitor
SW
Power Circuit
SW
Power Circuit
Thermistor (pipe temp.)
Thermistor
(room temp.)
Thermistor
(pipe temp.)
Display
Board
Controller PCB
Models :
MW09Y1F / MR09Y1F
MW12Y1F / MR12Y1F
42006.03.13
BLACK or GRAY
BLACK or GRAY

CN11
B2B-XH
CN12
B3B-XH
1
2
1
3
1
2
3
4
5
6
7
8
9
1
2
1
2
1
2
5
3
4
ZHR-09
CN3
S9B-ZR-3.4
CN6
2P-SCN
CN5
2P-SAN
CN2
53325-0510
CN7-1 RED
CN7-2 ORANGE
CN7-3 YELLOW
CN7-4 PINK
CN7-5 BLUE
CN2-2 BLACK
CN2-1 BLACK
CN3-1 BLACK
CN3-2 BLACK
CN3-9 WHITE
CN3-8 WHITE
CN3-7 WHITE
CN3-6 WHITE
CN3-5 WHITE
CN3-4 WHITE
CN3-3 WHITE
CN3-2 WHITE
CN3-1 RED
CN201
JB20-09HG
1
9
8
7
6
5
4
3
2
PIPE TEMPERATURE THERMISTOR
ROOM TEMPERATURE THERMISTOR
LOUVER
M
EXTERNAL COMMUNICATION CONNECTOR
EX - OUT
EX-IN
W1
WHITE
W2
BLACK
W3
RED
W4
GREEN
TERMINAL BOARD
N
L
3
SERIAL
L
N
GROUND
CN7
B3B-XASK
CN10
B5B-XASK
1
3
1
2
3
4
5
CN10-1 RED
CN10-2 WHITE
CN10-3 BLACK
1
2
3
4
5
CN8
BS59-SHF-1AA
TEST
CN3-1
CN3-5
CN3-4
CN3-3
CN3-2
1
2
3
4
5
6
RED CN4-6
BLK CN4-4
WHT CN4-3
YEL CN4-2
BLU CN4-1
CN1
S5 (6-5) B-XARK
F.M.FAN MOTOR
OUTDOOR UNIT
INDICATOR PCB
K02CB-0500HSE-D0
WIRED REMOTE
CONTROLLER
(option) AR-3TA13
CONTROLLER PCB ASSEMBLY
MW09Y1F : K04CP-0404HSE-C1
MW12Y1F : K04CP-0405HSE-C1
THERMAL FUSE
103
INDOOR PCIRCUITB CIRCUIT DIAGRAM
5
Models :
MW09Y1F, MW12Y1F
2006.03.13

VA1 270V
<TNR>
VA2 270V
<TNR>
F1
3.15A - 250V
W2
BLACK
W1
WHITE
W3
RED
W4
GREEN
GND
TERMINAL BOARD
3N L
C3
0.22
<LE>
1
1
5
7
8
4
4
3
2
1
610
7
5
4
1
2
2
3
2
4
3
L1
D1
R2 2.2
<RGG-5W>
160V
5V
5V
20V
++
+
C5
150/
315V
D2
1NH42 D3
D1FL20U
R4 100K
<RS - 2W>
R41 10K
<1/10W>
(1%)
R42 49.9K
<1/10W>
(1%)
R43 1K
<1/10W>
R44 1K
<1/10W> R39 10K
<1/10W> R28 10K
<1/10W>
R29 10K
<1/10W>
C7 0.01
<ECQE>
C11 0.01
<F>
IC5
TNY266P
R5 2.0M <1/2W>
R7 18K <1/10W>
D4 D2FL20U
C13 330 / 25V
EN/UV
D
S
S
S
S
BP
C10
100/
35V
C6
0.1
<F> C12
4700P
<E>
C15
0.01
<B>
C45
0.1
<F>
C46
0.1
<F>
T1
ETS19AB1P8AG
CN5
1
1
2
2
ROOM TEMPERATURE
THERMISTOR
HEAT EXCHANGER
THERMISTOR
13.5V
C
A
REF
IC8
TL431 I LP
IC11
PS2501L-1
<KD / KE>
R9
8.25K
<1/10W>
(1%)
R11
1K
<1/10W>
R8
34K
<1/10W>
(1%)
R10
47K
<1/10W>
A
A
1
2
4
3
A
18
14
10
5
4
3
2
1
IC10
8
7
6
5
4
3
3
3
2
2
2
1
1
1
5V
D7
DAN202K
20V 15V
R3 1K
<1/2W>
IC7
78M15
C16
0.1
<F>
C18
0.1
<F>
C17
330/
25V
+
1
2
3
IGO
R27 390
<1/10W>
C34
0.01
<B>
C33
0.01
<B>
5V
Q2
DTC124EUA
Q1
DTC124EUA
R25 10K
<1/10W> R26 390
<1/10W>
13.5V 12V 5V 5V
5V 5V
5V
CN7
B3B-XASK
112
2
33
+++
IG
O
D6
D1F60
C19
330/
25V
IC6
NJM7805
2
1
3
4
5
VDD NC
NC
VOUT
GND
IC2
BD4842
C20
0.1
<F>
C24
0.1
<F>
C26
0.1
<F>
C25
0.1
<F>
C23
10/
25V
C22
330/
25V
IC1
UPD780058
REM
WIR
61
62
63
64
65
66
73
72
76
77
78
79
80
60
27
28
29
30
31
32
34
35
1
2
3
11
12
13
14
36
37
38
39
40
41
42
15 43
16
17
18
44
45
46
47
48
8
9
10
52
53
54
55
56
49
50
51
19
20
21
22
57
58
59
5
6
71
70
23
24
25
26
69
4
67
33
74
68
75
7
P00
P01
P02
P03
P04
VDD0
VDD1
AVRF0
AVRF1
RST
P05
XT1
XT2
P10
P11
P12
P13
P14
P15
P16
P17
P50
P51
P52
P53
P54
P55
P56
P57
P60
P61
P62
P20
P21
P22
P23
P24
P25
P26
P27
P63
P64
P65
P66
P67
P70
P71
P72
P30
P31
P32
P33
P34
P35
P36
P37
P40
P41
P120
P121
P122
P123
P124
P125
P126
P127
P130
P131
P42
P43
P44
P45
P46
P47
IC
X1
X2
AGND
GND0
GND1
RXD
TXD
VPP
1 3
2
X1
5.00MHz
<CSTS>
5V
5V
R21 1K
<1/10W>
R22
10K
<1/10W>
R24 10K
<1/10W>
C27
0.1
<F>
IC3
8465 1
237
VCC
D0
TEST
GND
CS
SK
D1
NC
12V
BZ
R38 10K
<1/10W>
BZ1
PKM13EPY-4000
IC4-6 LN2003
11 6
RXD
TXD
VPP
R23
5V
R80
R81 R82 R83 10K <1/10W> x4
330 <1/10W> x6
R84
R85
R86
R87
R88
R89
5V
R15 R20
R16 R17
R18
R19
10K <1/10W> x6
5V
JM7
JM6
JM5
JM4
JM3
JM2
R34
R35
R36
R37
330 <1/10W> x4
5V
R30 R33
R31R32
10K <1/10W> x4
1
2
3
4
5
CN8
BS5P-SHF
TIMER SHORT CIRCUIT
CLOCK
DO
DI
TEST
IC13
PS2501L-1
<KD / KE>
IC12
PS2501L-1
<KD / KE>
1
2
3
R50 330
<1/10W>
R53 1K
<1/10W>
R54 10K
<1/10W>
R56 6.8K
<1/4W>
R55 4.7K
<1/10W>
Q6
DTC124EUA
5V 15V
15V
5V
C50
1000P
<R>
C62
0.1
<F>
1
2
4
3
4
3
1
2
R51 1K
<1/4W>
(1%)
R66 390
<1/4W>
(1%)
R65 10K
<1/10W> R64 28K
<1/10W>
(1%)
R63 15.4K
<1/10W>
(1%)
R68 1K
<1/10W>
R62 10K
<1/10W>
R67 10K
<1/10W>
R52 820
<1/4W>
(1%) AA
+
C53
100 / 16V
DC FAN MOTOR
CN1
S5 (6-5) B-XARK
CN2
53325-0510
CN10
B5B-XASK
15V
160V
D50
RD27M
<B> A
123456
IC4-4 LN2003
IC4-5 LN2003
IC4-3 LN2003
IC4-2 LN2003
IC4-1 LN2003
4
3
2
1
13
14
15
16
12V
5432 1
512
5V
JP5
D61
DAN217U
D60
D1F60
12V
12V
12V
12V
12V
IC9
8
4
12V
IC4
9
8
WIR
5V
IC9-2
BA10393F
IC9-1
BA10393F
76
5
-
+
12
3
-
+
54321
RED
WHITE
BLACK
REM C60
1000P
<R>
C81
0.01
<B>
C80
100 / 16V
R61 10K
<1/10W> R60 47
<1/10W>
5V
+
98765432 1
CN3
S9B-ZR
MANUAL AUTO
SWITCH
(KSM0632B)
LOUVER
ROOM TEMPERATURE
CORRECTION 1
ROOM TEMPERATURE
CORRECTION 2
AUTO RESTART
link : use / cut : not use
(not for use)
CUSTOM CODE 2
CUSTOM CODE 1
JM2 JM3
Remote controller
custom code switching
cut
link cut
link
link
cut
cut
link
code
B type
D type
C type
A type
JM4 JM5 heating
Room temperature correction
cut
cutlink
link
cut
cut
link
link
+4 deg.
0 deg.
0 deg.
+4 deg.
cool / dry
-2 deg.
-2 deg.
0 deg.
0 deg.
CONTROLLER PCB ASSEMBLY
MW09Y1F : K04CP-0404HSE-C1
MW12Y1F : K04CP-0405HSE-C1
6
Models : MW09Y1F, MW12Y1F
2006.03.13

POWER RELAY
BLACK
BLACK
BLACK
CN12-1 RED
CN12-3 RED
BLUEBLACKRED
WHITE
WHITE
COMPRESSOR
OVERROAD RELAY
COMPRESSOR CAPACITOR
C
R
S
C.M.
5
4
3
2
1
250V - 5A
WHITE
TERMINAL BOARD
CN12
B3B-XASK-1-A
W1
W2
W3
W4
GREEN
WHITE
BLACK
RED
CN1
B06P-VL
CN2
B2P3-VH-B-C 4-WAY VALVE
CN2-2
CN2-1
BLACK
BLACK
1
2
CN1-2 YEL
CN1-1 BLE
CN1-3 WHT
CN1-4 BLK
CN1-6 RED
1
2
3
4
5
6
FAN MOTOR
F. M.
OUTDOOR TEMPERATURE THERMISTOR
HEAT EXCHANGER THERMISTOR
CN11
B03B-PASK-1
CN13
B04B-PASK-1
1
3
1
2
3
4
CN11-1
BLACK
CN11-3BLACK
CN13-1BLACK
CN13-2BLACK
POWER SOURCE
115V
60Hz
SERIAL
L
N
GROUND
I NDOOR UNIT
CONTROLLER PCB ASSEMBLY ( MAIN PCB )
MR09Y1F : K04DK-0400HUE-C0
MR12Y1F : K04DK-0401HUE-C0
OUTDOOR PCB CIRCUIT DIAGRAM
1
3
7
Models : MR09Y1F, MR12Y1F
2006.03.13

27
10
20
26
45
46
47
48
49
50
51
52
1
2
3
4
5
6
7
8
39
40
41
42
43
44
29
9
34
21
30
32
33
13
12
11
19
18
17
16
15
14
22
23
24
25
38
37
36
35
28
31
P40
P41
P42
P43
P44
P45
P46
P47
P50
P51
P52
P53
P54
P55
P56
P57
P70
P71
P72
P73
P74
P75
AVREF
VDD1
VDD0
AVDDIC
RESET
P00
P01
P02
P03
P10
P11
P12
P13
P20
P21
P22
P23
P24
P25
P34
P35
P36
X1
X2
XT1
XT2
GND0
GND1
AGND
5V
X1
8.38MHz
<CST> 2
31
5V
5V
Q6
DTC124EUA
3
1
2
1
2
4
3
1
2
4
3
15V
R55
4.7K
<1/10W>
I C13
PS2501L-1
<KD / KE>
R53 1.0K
<1/10W>
R54 10K
<1/10W>
C50
1000P
<R>
R50 330
<1/10W>
I C12
PS2501L-1
<KD / KE>
15V
AA
+
C53
100/
16V
R52 820
<1/4W>
(1%)
R51 1.0K
<1/4W>
(1%)
R56 6.8K
<1/4W>
DC FAN MOTOR
CN1
B06P-VL
15V
320V
D50
RD27M
<B> A
1
2
3
4
5
6
1
2
3
4
5
CN10
B5P-SHF-1AA
TEST
TIMER SHORT CIRCUIT
CLOCK
DO
DI
COMP. DRIVE RELAY
12V RL1
G5N-1A
RC1
RE1201
CN2
B2P3-VH-B-C
A-WAY VALVE
1
2
1
2
3
CN12
B03B-XASK-1-A
D11
D1F60
NTRL LIVE
1
2
3
4
1C
2C
3C
4C
5C
6C
7C
COM
1B
2B
3B
4B
5B
6B
7B
GND
12V
IC3
uLN2003
G I N GOUT
16
15
14
13
12
11
10
98
7
6
5
4
3
2
1
4
5
3
1
2 VDD
VOUT
GND
NC
NC
C25
0.1
<F>
5V
5V
5V
R28 - R29
10K <1/10W> x 2
RXD
TXD
C26
0.1
<F>
R39
10K
<1/10W>
IC2
BD4842
C24
0.1
<F>
+
C23
10/25V
5V
R48
10K
<1/10W>
DEBUG LOUND
R37
R36
R35
R34
330 <1/10W> x 4
5V
10K <1/10W> x 4
R33
R32 R31
R30
GIN
RXD
TXD
R23
C47
10K
<1/10W>
5V
JM6
C44
0.1
<F>
CN11
B03B-PASK-1
CN13
B04B-PASK-1
OUTDOOR TEMPERATURE THERMISTOR
HEAT EXCHANGER THERMISTOR
C46
0.1
<F>
C45
0.1
<F>
R44 10K
<1/10W>
R43 10K
<1/10W>
R42 38.3K
<1/10W>
(1%)
R41 4.75K
<1/10W>
(1%)
1
2
3
1
2
3
4
5V
10K <1/10W> x 3
R20
R19
R18
MODEL CHANGING CODE
JM3
JM4
JM5
JM3
JM4
JM5
AOU9RQ
AOU12RQ
GOUT
H I C GK30369
IC4
5V
2
1
3
5
4
13
7
10
20V
C16
0.1
<F>
A
+C18
0.1
<F>
C17
330/
25V
IC7
78M15
IO
G
1
2
3
15V
A
4
3
2
1
8
7
5EN/UV
D
S
S
S
S
BP
D2
1NH42
160V
R4 100K
<RS - 2W>
C7 0.01
<ECQE>
IC5
TNY266P
+
+
C9
150/
315V
320V
C8
150/
315V
NTRL
LIVE
JM1
D1
GSIB460L
-E3/45
2
4
3
1
JM2 R2
330K <1/4W> x 2
R1 2.2
<RGG-5W>
12
43
C3
0.22
<LE>
L1
SS11V-13035
C2
4700P
<KH>
C1
4700P
<KH>
VA2 270V
<TNR>
AR1
RA-242M
VA1 270V
<TNR>
F1
3.15A - 250V
W2
BLACK
W1
WHITE
W3
RED
W4
GREEN
GND
TERMINAL BOARD
3
1
2
C13
330/
25V
+C
A
REF
IC8
TL431 I LP
D4
D2FL20U
+
T1
ETS19AB1P8AG
10
7
2
1
4
5
6
12V
R9
8.25K
<1/10W>
(1%)
R11
1.0K
<1/10W>
+
D6
D1F60
R8
34K
<1/10W>
(1%)
R10 47K
<1/10W>
C15
0.01
<B>
IC6
NJM7805
1
2
3
IO
G
C19
330/
25V
C20
0.1
<F>
5V
C22
330/
25V
+
5V
IC1
uPD78F0034BSGB-X53-8ET
5V
R22
10K
<1/10W>
R21
4.7K
<1/10W>
R24 1.0K
<1/10W>
R25 1.0K
<1/10W>
C30
0.1
<F>
C29
0.1
<F>
IC11
PS2501L-1
<KD / KE>
A
4
3
1
2
C12
4700P
<E>
D3
D1FL
20U
20V
C10
100/
35V
R7 18K
<1/10W>
C6
0.1
<F>
R5 2.0M <1/2W>
CONTROLLER PCB ASSEMBLY ( MAIN PCB )
MR09Y1F : K04DK-0400HUE-C0
MR12Y1F : K04DK-0401HUE-C0
8
Models : MR09Y1F, MR12Y1F
2006.03.13

Operation LED (red) Timer LED (green)
0.5 sec / twice Serial (reverse) error after operation
0.5 sec / three times Serial (reverse) error during operation
0.5 sec / four times Serial (forward) error after operation
0.5 sec / five times Serial (forward) error during operation
Room temp. thermistor error
open / short
Indoor unit
Thermistor Heat exchange (middle) thermistor error
open / short
Heat exchange thermistor error
open
Outdoor unit
Thermistor Outdoor temp. thermistor error
open / short
Opposite VDD permanent stop protection
(Electric aircleaner, circuit error)
Outdoor unit PCB 0.5 sec / five times 0.5 sec / six times 1b Outdoor unit fan control error
0.5 sec / twice Lock
0.5 sec / three times r.p.m abnormal
Power supply No Indication Power supply abnormal
Model distinction 11 Model distinction error
Indoor unit fan motor
0.1 sec flashing on all LED
0.1 sec flashing on red and orange LED
Indoor unit PCB
0.5 sec / six times
0.5 sec / four times 0.5 sec / eight times
0.5 sec / three times
0.5 sec / four times
0.5 sec / three times
0A
21
12
Communication
0.5 sec / twice
0.5 sec / twice
0.5 sec / three times
Off
02
04
Indication on wired
remote controller
06
Indication on LED
Contents
Kind of error
01
ERROR CONTENTS
92006.03.13