Mitsubishi SRK25ZJP-S, SRK35ZJP-S, SRK50ZJP-S Service manual

TECHNICAL MANUAL

Manual No.'10•SRK-T-100

INVERTER WALL MOUNTED TYPE RESIDENTIAL AIR-CONDITIONERS (Split system, air to air heat pump type)

SRK25ZJP-S SRK35ZJP-S SRK50ZJP-S

Downloaded from AC-Manual.com Manuals

'10 • SRK-T-100

'10 • SRK-T-099

CONTENTS

1. SPECIFICATIONS ........................................................................................ 3

(2) Outdoor units ....................................................................................... 7

.......................................................... 18

(3) Wireless remote controller

................................................................... 9

............................................................................ 6

(1) Indoor units .......................................................................................... 6

2. EXTERIOR DIMENSIONS

3. ELECTRICAL WIRING ................................................................................. 10

(1) Indoor units .......................................................................................... 10

4. NOISE LEVEL ............................................................................................... 13

(2) Outdoor units ....................................................................................... 11

6. RANGE OF USAGE & LIMITATIONS

................................................................................... 20

7. CAPACITY TABLES

5. PIPING SYSTEM ......................................................................................... 16

.................................................................................. 21

8. APPLICATION DATA

9. OUTLINE OF OPERATION CONTROL BY MICROCOMPUTER ............... 29

(6) Timer operation

.................................................................................. 31

....................................................... 30

(1) Operation control function by remote controller

(5) Flap control ........................................................................................ 31

(4) Custom cord switching procedure

......................................................................... 30(3) Auto restart function

(2) Unit ON/OFF button

........................................................................... 30

.................................. 29

(7) Outline of heating operation ................................................................ 32

(9) Outline of automatic operation ........................................................... 33

(8) Outline of cooling operation ............................................................... 33

(10) Protective control function

................................................................... 34

..................... 39

............................................................................... 38

(4) Troubleshooting procedure (If the air conditioner runs)

(3) Troubleshooting procedure

(If the air conditioner does not run at all)

........ 38

(1) Cautions

............................................................................................. 38

(2) Items to check before troubleshooting ................................................. 38

(5) Self-diagnosis table ............................................................................. 40

(6) Service mode (Trouble mode access function) ................................... 41

(7) Inspection procedures corresponding to detail of trouble .................... 49

10. MAINTENANCE DATA

Downloaded from AC-Manual.com Manuals

'10 • SRK-T-099

(10) How to make sure of wireless remote controller .................................. 54

(11) Outdoor unit inspection points .............................................................. 55

(8)

Phenomenon observed after shortcircuit, wire breakage on sensor

......... 53

(9) Checking the indoor electrical equipment

........................................... 53

■How to read the model name

Example: SRK 25 Z

Series code

Inverter type

Product capacit

Model name SRK : Wall mounted type

SRC : Outdoor unit

JP-S

'10 • SRK-T-100

Downloaded from AC-Manual.com Manuals

'10 • SRK-T-100

1. SPECIFICATIONS

Item

Cooling capacity (1) W 2500 (1000 (Min.)~2700 (Max.)) Heating capacity (1) W 3200 (1200 (Min.)~4200 (Max.)) Power supply 1 Phase, 220~240 V, 50Hz

Power consumption

Running current

Operation data (1)

Exterior dimensions (Height x Width x Depth) mm 268 x 790 x 224 540 x 780 (+62) x 290 Exterior appearance

(Munsell color) Net weight kg 8.5 32

Refrigerant equipment

Air handling equipment

Shock & vibration absorber — Cushion rubber (for compressor)

Operation control

Safety devices

Installation data

Drain hose Connectable (VP 16) — Power cable 2m (3 Cores wih Earth) Recommended breaker size A 16

Connection wiring

Accessories (included) Optional parts —

Note (1) The data are measured at the following conditions.

Inrush current 4.2 / 4.0 / 3.9 (220/ 230/ 240 V)

COP

Cooling

Noise level

Heating

Compressor type & Q'ty — RM-B5077MDE1 (Rotary type) x 1 Motor (Starting method) kW — 0.75 (Line starting) Refrigerant oil 0.35 (DIAMOND FREEZE MA68) Refrigerant (3) kg R410A 0.75 (Pre-Charged up to the piping length of 10m) Heat exchanger Louver ﬁns & inner grooved tubing M ﬁns & inner grooved tubing Refrigerant control Capillary tubes + Electronic expansion valve Deice control Microcomputer control Fan type & Q'ty Tangential fan x 1 Propeller fan x 1 Motor W 38 24

Air ﬂow

Fresh air intake Not possible — Air ﬁlter, Quality / Quantity Polypropylene net (washable) x 2 —

Operation switch Wireless-Remote control — Room temperature control Microcomputer thermostat —

Operation Display

Refrigerant piping size (O.D) mm Liquid line: φ6.35 (1/4") Gas line: φ9.52 (3/8") connecting method Flare connecting

Attached length of piping m

Insulation for piping Necessary (Both sides), independent Refrigerant line (one way) length Vertical height difference between

outdoor unit and indoor unit

Item

Operation

Cooling 27˚C 19˚C 35˚C 24˚C

Heating 20˚C — 7˚C 6˚C

(2) This air-conditioner is manufactured and tested in conformity with the ISO. (3) The operation data are applied to the 220/230/240V districts respectively. (4) The refrigerant quantity to be charged includes the refrigerant in 10m connecting piping. (Purging is not required even for the short piping.)

Cooling Heating 0.86 (0.27~1.46) Cooling Heating 4.2 / 4.0 / 3.9 (220/ 230/ 240 V)

Cooling 3.52 Heating 3.72 Sound level dB(A) Hi : 36 Me : 30 Lo : 22 46 Power level dB 52 56 Sound level dB(A) Hi : 35 Me : 30 Lo : 26 48 Power level dB 51 58

Cooling Heating Hi : 9.3 Me : 7.8 Lo : 6.6 25.6

Size x Core number 1.5mm2 x 4 cores (Including earth cable) Connecting method Terminal block (Screw ﬁxing type)

Indoor air temperature Outdoor air temperature

DB WB DB WB

Model

CMM

Indoor unit SRK25ZJP-S Outdoor unit SRC25ZJP-S

Fine snow

(8.0Y 9.3/0.1) near equivalent

Hi : 8.0 Me : 6.2 Lo : 4.5 29.5

RUN : Green, TIMER : Yellow, HI POWER : Green,

Compressor overheat protection, Overcurrent protection,

Frost protection, Serial signal error protection, Fan motor error protection,

Heating overload protection (High pressure control), Cooling overload protection

Liquid line : 0.4

Gas line : 0.33

SRK25ZJP-S

0.71 (0.21~0.88)

3.6 / 3.4 / 3.3 (220/ 230/ 240 V)

ECONO : Orange

Max. 15

Max.10 (Outdoor unit is higher)

Max.10 (Outdoor unit is lower)

Mounting kit

The pipe length is 7.5m.

Standards

ISO-T1, JIS C 9612

Adapted to RoHS directive

Stucco white

(4.2Y 7.5/1.1) near equivalent

—

Downloaded from AC-Manual.com Manuals

RWA000Z232

'10 • SRK-T-100

Adapted to RoHS directive

Item

Cooling capacity (1) W 3500 (1000 (Min.)~3700 (Max.)) Heating capacity (1) W 4000 (1300 (Min.)~4800 (Max.)) Power supply 1 Phase, 220~240 V, 50Hz

Power consumption

Running current

Operation data (1)

Exterior dimensions (Height x Width x Depth) mm 268 x 790 x 224 540 x 780 (+62) x 290 Exterior appearance

(Munsell color) Net weight kg 8.5 35

Refrigerant equipment

Air handling equipment

Shock & vibration absorber — Cushion rubber (for compressor)

Operation control

Safety devices

Installation data

Drain hose Connectable (VP 16) — Power cable 2m (3 Cores wih Earth) Recommended breaker size A 16

Connection wiring

Accessories (included) Mounting kit Optional parts —

Note (1) The data are measured at the following conditions.

Inrush current 5.2 / 5.0 / 4.8 (220/ 230/ 240 V)

COP

Cooling

Noise level

Heating

Compressor type & Q'ty — RM-B5077MDE1 (Rotary type) x 1 Motor (Starting method) kW — 0.90 (Line starting) Refrigerant oil 0.35 (DIAMOND FREEZE MA68) Refrigerant (3) kg R410A 1.05 (Pre-Charged up to the piping length of 15m) Heat exchanger Slit ﬁns & inner grooved tubing M ﬁns & inner grooved tubing Refrigerant control Capillary tubes + Electronic expansion valve Deice control Microcomputer control Fan type & Q'ty Tangential fan x 1 Propeller fan x 1 Motor W 38 24

Air ﬂow

Fresh air intake Not possible — Air ﬁlter, Quality / Quantity Polypropylene net (washable) x 2 —

Operation switch Wireless-Remote control — Room temperature control Microcomputer thermostat —

Operation Display

Refrigerant piping size (O.D) mm Liquid line :φ6.35 (1/4") Gas line :φ9.52 (3/8") connecting method Flare connecting

Attached length of piping m

Insulation for piping Necessary (Both sides), independent Refrigerant line (one way) length Vertical height difference between

outdoor unit and indoor unit

Item

Operation

Cooling 27˚C 19˚C 35˚C 24˚C

Heating 20˚C — 7˚C 6 ˚C

(2) This air-conditioner is manufactured and tested in conformity with the ISO. (3) The operation data are applied to the 220/230/240V districts respectively. (4) The refrigerant quantity to be charged includes the refrigerant in 15m connecting piping. (Purging is not required even for the short piping.)

Cooling Heating 1.09 (0.29~1.58) Cooling Heating 5.2 / 5.0 / 4.8 (220/ 230/ 240 V)

Cooling 3.30 Heating 3.67 Sound level dB(A) Hi : 39 Me : 32 Lo : 23 49 Power level dB 54 59 Sound level dB(A) Hi : 41 Me : 36 Lo : 27 51 Power level dB 57 61

Cooling Heating Hi : 11.0 Me : 8.4 Lo : 6.8 27.8

Size x Core number 1.5mm2 x 4 cores (Including earth cable) Connecting method Terminal block (Screw ﬁxing type)

Indoor air temperature Outdoor air temperature

DB WB DB WB

Model

CMM

Indoor unit SRK35ZJP-S Outdoor unit SRC35ZJP-S

Fine snow

(8.0Y 9.3/0.1) near equivalent

Hi : 8.5 Me : 6.8 Lo : 4.6 27.8

RUN : Green, TIMER : Yellow, HI POWER : Green,

Compressor overheat protection, Overcurrent protection,

Frost protection, Serial signal error protection, Fan motor error protection,

Heating overload protection (High pressure control), Cooling overload protection

Liquid line : 0.40 Gas line : 0.33

SRK35ZJP-S

1.06 (0.21~1.24)

5.1 / 4.9 / 4.6 (220/ 230/ 240 V)

Stucco white

(4.2Y 7.5/1.1) near equivalent

ECONO : Orange

—

Max. 15

Max.10 (Outdoor unit is higher)

Max.10 (Outdoor unit is lower)

The pipe length is 7.5m.

Standards

ISO-T1 , JIS C 9612

Downloaded from AC-Manual.com Manuals

RWA000Z232

'10 • SRK-T-100

Adapted to RoHS directive

Item

Cooling capacity (1) W 5000 (1600 (Min.)~5500 (Max.)) Heating capacity (1) W 5800 (1600 (Min.)~6600 (Max.)) Power supply 1 Phase, 220~240 V, 50Hz

Power consumption

Running current

Operation data (1)

Exterior dimensions (Height x Width x Depth) mm 268 x 790 x 224 640 x 800 (+71) x 290 Exterior appearance

(Munsell color) Net weight kg 8.5 42

Refrigerant equipment

Air handling equipment

Shock & vibration absorber — Cushion rubber (for compressor)

Operation control

Safety devices

Installation data

Drain hose Connectable (VP 16) — Power cable 2m (3 Cores wih Earth) Recommended breaker size A 16

Connection wiring

Accessories (included) Mounting kit Optional parts —

Note (1) The data are measured at the following conditions.

Inrush current 7.3 / 7.0 / 6.7 (220/ 230/ 240 V)

COP

Cooling

Noise level

Heating

Compressor type & Q'ty — 5RS132XAB21 (Rotary type) x 1 Motor (Starting method) kW — 1.50 (Line starting) Refrigerant oil 0.37 (FV50S) Refrigerant (3) kg R410A 1.35 (Pre-Charged up to the piping length of 15m) Heat exchanger Slit ﬁns & inner grooved tubing M ﬁns & inner grooved tubing Refrigerant control Capillary tubes + Electronic expansion valve Deice control Microcomputer control Fan type & Q'ty Tangential fan x 1 Propeller fan x 1 Motor W 38 34

Air ﬂow

Fresh air intake Not possible — Air ﬁlter, Quality / Quantity Polypropylene net (washable) x 2 —

Operation switch Wireless-Remote control — Room temperature control Microcomputer thermostat —

Operation Display

Refrigerant piping size (O.D) mm Liquid line :φ6.35 (1/4") Gas line :φ12.7 (1/2") connecting method Flare connecting

Attached length of piping m

Insulation for piping Necessary (Both sides), independent Refrigerant line (one way) length Vertical height difference between

outdoor unit and indoor unit

Item

Operation

Cooling 27˚C 19˚C 35˚C 24˚C

Heating 20˚C — 7˚C 6 ˚C

(2) This air-conditioner is manufactured and tested in conformity with the ISO. (3) The operation data are applied to the 220/230/240V districts respectively. (4) The refrigerant quantity to be charged includes the refrigerant in 15m connecting piping. (Purging is not required even for the short piping.)

Cooling Heating 1.60 (0.42~2.10) Cooling Heating 7.3 / 7.0 / 6.7 (220/ 230/ 240 V)

Cooling 3.21 Heating 3.63 Sound level dB(A) Hi : 47 Me : 37 Lo : 26 51 Power level dB 63 61 Sound level dB(A) Hi : 47 Me : 40 Lo : 33 53 Power level dB 62 63

Cooling Heating Hi : 13.8 Me : 10.7 Lo : 8.3 36.0

Size x Core number 1.5mm2 x 4 cores (Including earth cable) Connecting method Terminal block (Screw ﬁxing type)

Indoor air temperature Outdoor air temperature

DB WB DB WB

Model

CMM

Indoor unit SRK50ZJP-S Outdoor unit SRC50ZJP-S

Fine snow

(8.0Y 9.3/0.1) near equivalent

Hi : 11.0 Me : 7.6 Lo : 4.7 36.0

RUN : Green, TIMER : Yellow, HI POWER : Green,

Compressor overheat protection, Overcurrent protection,

Frost protection, Serial signal error protection, Fan motor error protection,

Heating overload protection (High pressure control), Cooling overload protection

Liquid line : 0.4

Gas line : 0.33

SRK50ZJP-S

1.56 (0.40~2.20)

7.2 / 6.9 / 6.6 (220/ 230/ 240 V)

Stucco white

(4.2Y 7.5/1.1) near equivalent

ECONO : Orange

—

Max. 25

Max. 15 (Outdoor unit is higher) Max. 15 (Outdoor unit is lower)

The pipe length is 7.5m.

Standards

ISO-T1 , JIS C 9612

Downloaded from AC-Manual.com Manuals

RWA000Z232

2. EXTERIOR DIMENSIONS

Terminal block

Wireless remote controller

Outlet for down piping

㧔Refer to the above view㧕

Space for installation and service when viewing from the front

D A

Hole on wall for right rear piping Hole on wall for left rear piping

Gas piping

Outlet for wiring

Drain hose

Liquid piping

C D

Symbol

㧔Ǿ65㧕

VP16

Ǿ6.35㧔1㧛4"㧕㧔Flare㧕

Content

㧔Ǿ65㧕

Ǿ9.52㧔3㧛8"㧕㧔Flare㧕

Outlet for piping㧔on both side㧕

Ǿ12.7㧔1㧛2"㧕㧔Flare㧕

Model 25,35 Model 50

Note㧔1㧕The model name label is attached

ޓޓޓon the underside of the panel.

150

17.3

788

2760

790

268

17.5

3224

609

200

39.3

43.244.5

102.5 585 102.5

206.5 450 133.5

138 450 202

44.5

7.5252.28.3

㧔Service space㧕

㧔

Service space

㧕

100

㧔Service space㧕

53.5

380.6

448.6

520

53.5

Installation plate

Unit

Unit:mm

(1) Indoor units

Models SRK25ZJP-S, 35ZJP-S, 50ZJP-S

RKX000Z507

'10 • SRK-T-100

Downloaded from AC-Manual.com Manuals

(2) Outdoor units

Notes 㧔1㧕 It must not be surrounded by walls on the four sides. 㧔2㧕 The unit must be fixed with anchor bolts. An anchor bolt must not protrude more the 15mm. 㧔3㧕 Where the unit is subject to strong winds, lay it in such a direction that the blower outlet faces perpendicularly to the dominant wind direction.

㧔4㧕 Leave 1m or more space above the unit. 㧔5㧕 A wall in front of the blower outlet must not exceed the units height. 㧔6㧕 The model name label is attached on the lower right comer of the front panel.

Intake

Service space

Intake

Outlet

Minimum installation space

L2 L3 L4

100 100 250

Open

㧵㧵㧵

Open

250

280

㧵㧵㧵

280

Open

Examples of

Dimensions

installation

㧵㨂

180

Open

Ǿ9.52㧔3㧛8"㧕㧔Flare㧕

Content

C Pipe㧛cable draw-out hole

E Anchor bolt hole

Drain discharge hole

Symbol

A Service valve connection㧔gas side㧕

M10 × 4places

Ǿ20 × 2places

Service valve connection㧔liquid side㧕

Ǿ6.35㧔1㧛4"㧕㧔Flare㧕

Unit:mm

Terminal block

40°

33.5

138.4

97.7

15.8

540

290

42.5

69.4

63.4

390.6

111.6 510

158.4

50.6

17.9

780 61.9

312.5

351.6

14.8 24.3

Models SRC25ZJP-S, 35ZJP-S

RCV000Z006

'10 • SRK-T-100

Downloaded from AC-Manual.com Manuals

Intake

Outlet

Intake

Minimum installation space

Service space

( )

L2 L3 L4

100 100 250

Open

ＩＩＩ

Open

250

280

ＩＩＩ

280

Open

Examples of

Dimensions

installation

ＩＶ

180

Open

φ12.7（1／2"）（Flare）

Content

C Pipe／cable draw-out hole

E Anchor bolt hole

Drain discharge hole

Symbol

A Service valve connection（gas side）

M10 × 4places

φ20 × 5places

Service valve connection（liquid side）

φ6.35（1／4"）（Flare）

Notes

（1） It must not be surrounded by walls on the four sides.

（2） The unit must be fixed with anchor bolts. An anchor bolt must not

protrude more the 15mm. （3） Where the unit is subject to strong winds, lay it in such a direction that the blower outlet faces perpendicularly to the dominant wind direction.

（4） Leave 1m or more space above the unit. （5） A wall in front of the blower outlet must not exceed the units height. （6） The model name label is attached on the right side of the unit.

Terminal block

93 42.5

640

800

89 510 201

327.3

83.5

290

43.5

327.3 50.6

24.3312.514.8

71.2

17.9

40°

33.5148.4

12.4

351.6

38.6

90.6

520.6 161

35.6

Unit:mm

Model SRC50ZJP-S

RCT000Z005

Downloaded from AC-Manual.com Manuals

'10 • SRK-T-100

(3) Wireless remote controller

Unit: mm

17.3

150

'10 • SRK-T-100

Downloaded from AC-Manual.com Manuals

3. ELECTRICAL WIRING

R-AMP

WIRELESS

DISPLAY

CNGCNE

250V 3.15A

CNU

CNM

52C

52C-3

52C-4

BACK UP SW

CNF

FMSM

※

Blue

BlackBK

Red

WhiteWH

Yellow／Green

Y／G

ColorMark

Heat exch. sensor

Fan motor

Room temp. sensor

Flap motor

Diode stackDS FuseF

Connector

CNE-CNU

Terminal blockT

Description

Item

VaristorVa

ThI Th2

YellowY

Humidity sensor

BrownBR

Light blueLB

Y／G

BOX

CONTROL

2／N

TO OUTDOOR UNIT

BOARD

PRINTED CIRCUIT

～220／230／240V 50Hz

POWER SOURCE

Y／G

1 3 4 5

EXCHANGER

HEAT

8 2 2 2

t゜

※SRK35, 50 MODELS ONLY

ThI Th2

t゜

(1) Indoor units

Models SRK25ZJP-S, 35ZJP-S, 50ZJP-S

RWA000Z228

'10 • SRK-T-100

Downloaded from AC-Manual.com Manuals

[

]

（BK）

C-2

（RD）

（Y／G）

S.IN

（WH）

R.IN

（BK）

（WH）

（RD）

PWB ASSY

250V 20A

F3 250V 1A

250V 10A

250V 2A

CIRCUIT

PAM

SWITCHING POWER

CIRCUIT

TRANSISTOR

POWER

FILTER

NOISE

CN20S

CNTH

CNEEV

CNFAN

3～

250V 15A

（Y／G）

（OR）

（Y）

t゜

20S

TH1TH2 TH3

EEV

FMo

t゜ t゜

t゜

TERMINAL

BLOCK

TO INDOOR UNIT

POWER WIRES

SIGNAL WIRE

POWER SOURCE ～220／230／240V 50Hz

Color

Mark

OrangeOR

Yellow／Green

Y／G

BlackBK

YellowY

WhiteWH

Red

DescriptionItem

Connector

Electric expansion valve（coil）EEV

Fan motorFMo

ReactorL

Terminal blockT

Compressor motorCM

Solenoid valve for 4 way valve20S

Heat exchanger sensor（outdoor unit）TH1

Outdoor air temp.sensorTH2

TH3 Discharge pipe temp.sensor

CN20S CNTH CNEE

(2) Outdoor units

Models SRC25ZJP-S, 35ZJP-S

RWC000Z236

Downloaded from AC-Manual.com Manuals

'10 • SRK-T-100

[

]

（BK）

（WH）

（RD）

PWB ASSY （MAIN）

+ +

TRANSISTOR

POWER

CIRCUIT

SWITCHING POWER

250V 2A

250V 20A

F3 250V 1A

NU NV NW

CNTH

CNEEV

CNFAN

t゜

3～

ACTIVE FILTER UNIT

250V 20A

（OR）

（Y）

S-2

t゜ t゜

（BK）

（WH）

（BK）

PWB ASSY （SUB）

S-1

CNSUB

CNMAIN

（BK）

（WH）

（Y／G）

250V 20A

FUSE

（Y／G）

CN20S

C-2

（RD）

20S

（RD）

TERMINAL

TH1 TH2 TH3

EEV

FMo

BLOCK

TO INDOOR UNIT

POWER WIRES

SIGNAL WIRE

POWER SOURCE ～220／230／240V 50Hz

Color

Mark

OrangeOR

Yellow／Green

Y／G

BlackBK

YellowY

WhiteWH

Red

DescriptionItem

Connector

Electric expansion valve（coil）EEV

Fan motorFMo

ReactorL

Terminal blockT

Compressor motorCM

Solenoid valve for 4 way valve20S

Heat exchanger sensor（outdoor unit）TH1

Outdoor air temp.sensorTH2

TH3 Discharge pipe temp.sensor

CN20S CNTH CNEE

Model SRC50ZJP-S

RWC000Z237

Downloaded from AC-Manual.com Manuals

'10 • SRK-T-100

4. NOISE LEVEL

63 125 250 500 1000 2000 4000 8000

N50

N30

N40

N60

N70

N20

N50

N30

N40

N60

N70

N20

Sound Pressure Level (dB)

(standard 2×10

-5

Pa )

Mid Octave Band frequency (Hz)

63 125 250 500 1000 2000 4000 8000

Sound Pressure Level (dB)

(standard 2×10

-5

Pa )

Mid Octave Band frequency (Hz)

Model SRK25ZJP-S

(Indoor Unit) Model SRK25ZJP-S

Noise

Level

Cooling 36 dB(A) Heating 35 dB(A)

Condition ISO-T1,JIS C9612

......

Cooling, Heating

'10 • SRK-T-100

(Outdoor Unit) Model SRC25ZJP-S

Noise

Level

Cooling 46 dB(A) Heating 48 dB(A)

......

Cooling, Heating

Downloaded from AC-Manual.com Manuals

ISC09164

Model SRK35ZJP-S

63 125 250 500 1000 2000 4000 8000

Sound Pressure Level (dB)

(standard 2×10

-5

Pa )

Mid Octave Band frequency (Hz)

63 125 250 500 1000 2000 4000 8000

Sound Pressure Level (dB)

(standard 2×10

-5

Pa )

Mid Octave Band frequency (Hz)

N50

N30

N40

N60

N70

N20

N50

N30

N40

N60

N70

N20

(Indoor Unit) Model SRK35ZJP-S

Noise

Level

Cooling 39 dB(A) Heating 41 dB(A)

Condition ISO-T1,JIS C9612

......

Cooling, Heating

'10 • SRK-T-100

(Outdoor Unit) Model SRC35ZJP-S

Noise

Level

Cooling 49 dB(A) Heating 51 dB(A)

......

Cooling, Heating

Downloaded from AC-Manual.com Manuals

ISC09164

Model SRK50ZJP-S

N50

N30

N40

N60

N70

N20

N50

N30

N40

N60

N70

N20

63 125 250 500 1000 2000 4000 8000

Sound Pressure Level (dB)

(standard 2×10

-5

Pa )

Mid Octave Band frequency (Hz)

63 125 250 500 1000 2000 4000 8000

Sound Pressure Level (dB)

(standard 2×10

-5

Pa )

Mid Octave Band frequency (Hz)

(Indoor Unit) Model SRK50ZJP-S

Noise

Level

Cooling 47 dB(A) Heating 47 dB(A)

Condition ISO-T1,JIS C9612

......

Cooling, Heating

'10 • SRK-T-100

(Outdoor Unit) Model SRC50ZJP-S

Noise

Level

Cooling 51 dB(A) Heating 53 dB(A)

......

Cooling, Heating

Downloaded from AC-Manual.com Manuals

ISC09164

'09•SRK-DB-087D

5 PIPING SYSTEM

Models SRK20ZJ-S, 25ZJ-S

Model SRK35ZJ-S

Humidity sensor

(HD)

5. PIPING SYSTEM

Model SRK25ZJP-S

'10 • SRK-T-100

Model SRK35ZJP-S

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Model SRK50ZJP-S

Indoor unit

Outdoor unit

Flare connection

Liquid pipe

(φ6.35)

Gas pipie

(φ12.7)

Service valve

Heat exchanger

Electronic expansion valve

(Liquid)

Strainer

Receiver

Muffler

Capillary tube

Outdoor air temp. sensor

Muffler

Compressor

Discharge pipe temp. sensor

Cooling cycle

Heating cycle

Check joint

4way valve

Service valve

Heat exchanger sensor

(Th2)

(TH3)

Room temp. sensor

(Th1)

(

Gas

)

(TH2)

Heat exchanger sensor

(TH1)

(EEV)

Capillary tube

Heat exchanger

Humidity sensor

(HD)

'10 • SRK-T-100

Downloaded from AC-Manual.com Manuals

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