Friedrich MR36Y3F User manual

CONTENTS
SPECIFICATIONS .................. 1
OUTLINE AND DIMENSIONS ......... 2
REFRIGERANT SYSTEM DIAGRAM .... 4
CIRCUIT DIAGRAM ................. 5
INDOOR PCB CIRCUIT DIAGRAM ..... 7
OUTDOOR PCB CIRCUIT DIAGRAM ... 8
ERROR CONTENTS ............... 11
DISASSEMBLY ILLUSTRATION ...... 13
PARTS LIST ...................... 21
ACCESSORIES ................... 23
SPLIT TYPE
ROOM AIR CONDITIONER
CEILING TYPE (60Hz)
Indoor unit Outdoor unit
MS36Y3F MR36Y3F

Pipe length 49 ft. (15 m) 4 lb 14 oz (2,200 g)
66 ft. (20 m) 5 lb 5 oz (2,400 g)
98 ft. (30 m) 6 lb 3 oz (2,800 g)
131 ft. (40 m) 7 lb 1 oz (3,200 g)
164 ft. (50 m) 7 lb 15 oz (3,600 g)
ADDITIONAL CHARGE
FULL CHARGE
0.43 oz / ft. (40g/m)
SPECIFICATIONS
TYPE COOLING & HEATING
INDOOR UNIT MS36Y3F
OUTDOOR UNIT MR36Y3F
COOLING CAPACITY 34,100 BTU/h / 33,500 BTU/h
HEATING CAPACITY 38,200 BTU/h / 37,600 BTU/h
POWER SOURCE 230 V / 208 V
FREQUENCY
RUNNING
CURRENT
COOLING 18.3 A / 19.5 A
HEATING 15.3 A / 16.9 A
INPUT WATTS COOLING 4.22 kW / 4.08 kW
HEATING 3.50 kW / 3.50 kW
E.E.R. COOLING 2.37 kW/kW / 2.40 kW/kW
HEATING 3.06 kW/kW / 3.06 kW/kW
MOISTURE REMOVAL
AIR CIRCULATION
7.4 Pts/h (3.5 L/hr)
1,088 cfm (1,850 m3/hr)
ELECTRICAL DATA
FAN MOTOR
COMPRESSOR AND REFRIGERANT
Hermetic type,
4 poles, Inverter, Twin rotary
TNB220FPBM9
4 lb 14 oz (2,200g)
230 V
Discrimination MFA-45DZM
INDOOR UNIT High speed
Middle speed
Low speed
Cool 1,100 r.p.m. / Heat 1,100 r.p.m.
Cool 1,000 r.p.m. / Heat 900 r.p.m.
Cool 850 r.p.m. / Heat 750 r.p.m.
OUTDOOR
UNIT
Discrimination MFE-45ROM
High speed Cool 850 r.p.m. / Heat 900 r.p.m.
WEIGHT
INDOOR UNIT Net / Gross
Net / Gross
106 lb / 135 lb (48 kg / 61 kg)
OUTDOOR UNIT 141 lb / 154 lb (64 kg / 70 kg)
1 60Hz
DIMENSIONS
INDOOR UNIT HxWxD 9-1/2" x 65-1/2" x 27-5/8" inch
240 x 1,660 x 700 mm
OUTDOOR UNIT HxWxD 32-3/4" x 35-1/2" x 13" inch
830 x 900 x 330 mm
TYPE
DISCRIMINATION
REFRIGERANT
POWER SOURCE
2009.05.21 1

OUTLINE AND DIMENSIONS
65-1/2" (1,660)
9-1/2"
(240)
27-5/8" (700)
63" (1,600)
5-1/8" (130)
11-7/8" (300)
Unit : inch (mm)
INDOOR UNIT
2006.02.28 2

Unit : inch (mm)
OUTDOOR UNIT
3"(77)
35-1/2" (900)
32-3/4" (830)
17-3/8" (440)
7/8" (21)
3/8" (9)
15-3/4" (400)
13" (330)
1-1/4"
(31)
1/2"
(12)
7-3/4" (196)
5-3/4" (147)
6-3/4" (170)
3-7/8" (99)
14-5/8" (370)
25-5/8" (650)
Air Flow
2006.02.28 3

Evaporator
REFRIGERANT
SYSTEM DIAGRAM
OUTDOOR UNIT
Pressure
Check Valve
Condenser
4-way
Valve
High Pressure
Switch
Accumulator
Muffler
Compressor
Expansion
Valve Refrigerant Pipe
9.52mm (3/8")
Charging Valve
Charging
Valve
Refrigerant Pipe
15.88mm (5/8")
INDOOR UNIT
Strainer
Strainer
: COOL
: HEAT
2006.02.28 4

CIRCUIT DIAGRAM
INDOOR UNIT
2006.02.28 5
ORANGE
YELLOW
WHITE
RED
BROWN
ORANGE
YELLOW
WHITE
RED
BROWN
ORANGE
YELLOW
WHITE
RED
BROWN
BLUE
PURPLE
GRAY
GRAY
PURPLE
BLUE
BLACK
WHITE
RED
WHITE
WHITE
GREEN
WHITE
WHITE
WHITE
BLACK
BLACK
BLACK
RED RED
BLACK BLACK
GRAY GRAY
CN6 CN7 CN8
CN15
CN13
CN16CN5
CN11 CN10 CN4
CN17 CN1
CN201
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
1
2
3
1
2
3
1
2
3
1
2
3
1
23 1 2
3
1
2
3
4
5
1
2
3
4
5
1
2
3
4
5
1
2
3
4
5
1
2
1
2
3
12 12
12
12
FAN MOTOR
TERMINAL
Use T 3.15A-250V
Fuse on F101
N
L
G
STEP MOTOR
( LEFT / RIGHT )
STEP MOTOR
( UP / DOWN )
FAN MOTOR
CAPACITOR
ROOM THERMISTOR
PIPE THERMISTOR
321 321
POWER SUPPLY PCB
INDICATOR PCB
CONTROLLER PCB
M
FM
M

OUTDOOR UNIT
ORANGE
YELLOW
WHITE
BLUE
BROWN
RED
BLUE
YELLOW
WHITE
BLACK
RED
BLACK
BLACK
RED
RED
BLUE
BROWN
BLACK
BLACK
BROWN
RED
GREEN BLACK BLACK
WHITE WHITE
WHITE
BROWN
BLACK
BLACK RED
BLACK
WHITE
ORANGE
ORANGE
BLACK
RED
YELLOW
YELLOW
BLUE
ORANGE
RED
BROWN
BROWN
WHITE
BLACK
BLACK
BLACK
BLACK
REDRED
WHITE WHITE
1
2
3
4
5
6
1
2
3
4
5
6
1
2
3
4
5
1
2
3
4
5
6
1
2
3
1
2
1212121212
1234 12
123
3
CN1 CN34
CN1 W9 W8
W200
TM102
TM101 W3 W6 W7 W1 W2
W11
W10
W17
W16
W22
W21
W13
W12
CN27
CN802
CN30
CN407
W303
W304
W305 CN37
CN21 CN22 CN23 CN26 CN25
L1
L2
P
N
W
V
U
+-
V
W
U
G2(N)1 3LN
EARTH EARTH
G
EV
POSISTOR
EMI FILTER
2T
CHOKE COIL
TERMINAL
COMPRESSOR
EMI FILTER
1T
CONNECTOR
PIPE THERMISTOR
DISCHARGE THERMISTOR
ACTIVE
FILTER
MODULE
FUSE
F4 T 5A-250V
FUSE
F2 T 3.15A-250V
CONTROLLER
PCB ASSY
POWER SUPPLY PCB ASSY
FM
4WV
EXPANSION VALVE COIL
FAN MOTOR
SOLENOID COIL
HIGH PRESSURE SWITCH
OUTDOOR THERMISTOR
COMPRESSOR THERMISTOR
HEAT SINK THERMISTOR
2006.02.28 6

14V
5V
R57 1.0K
<1/10W>
C39
0.1
<F>
CR5
1000P
<R>
R50 10K
<1/10W>
R77 - R79 10K <1/10W> x 3
BZ1 PKM13EPY-4000
5V
R21 - R24 10K <1/10W> x 4
5V
5V
C22 - C25 0.01 <F> x 4
R25 - R28 1.0K <1/10W> x 4
I C6 (1/7) uPA2003GR
R56
I C7 BR93LC46RF
DO DI
SK CS
VCC
NC NC
GND1
2 3 4
5
6 7
8
611
CN9-1 CN9-2 CN9-3 CN9-4
CN9-5
CN16-1 CN16-2 CN16-3
UL1430 AWG22 PURPLE
UL1430 AWG22 GRAY UL1430 AWG22 BLUE
CN15-1 CN15-2 CN15-3
2
13
70 69
60
14
15
71
73
64
22
23 24
25
26
78
79
80 46
45 44
43
50
6
10
9 8
62 32 31 30
29
28
5
11 12 13 16 17
18
27 34
35
77 76
P10
P11 P57
P56 P50 P27 P26
P25
P22 P21
P20 P130
P51
P52
P53 P54 P55 P01 P70 P71 P72 P131
P36
P67
P30 P31
P32
P14 P13
P12 P47
P46
P45
P44 P43
P03 XT1
IC
P24
P23
RESET
X2X1
20
19
47
48
21 53
61
49
51
52
36 37
38
39
40 72
63
42 41
59 58
57 56 71
33
67
4
7
75 68
74
65 66 55
54
3
2
1P15
P16
P17
2006.02.28 7
INDOOR PCB CIRCUIT DIAGRAM CONTROLLER PCB ASSEMBLY
K01AL-050RHSE-C1

AC230V 60Hz
TERMINAL HP-T3061-3
Model : MR36Y3F OUTDOOR PCB CIRCUIT DIAGRAM
POWER SUPPLY PCB
K04BA-0501HUE-P0
CONTROLLER PCB ASSY
K04AW-0504HUE-C1
INVERTER ASSY
EZ-005HHUE
2006.03.13 8

600/450V x 4
Model : MR36Y3F
CONTROLLER PCB ASSEMBLY ( MAIN PCB )
K04AW-0504HUE-C1
2006.02.28 9