Mitsubishi Heavy Industries SRK18YLV-S1 Bedienungsanleitung

RESIDENTIAL AIR-CONDITIONING

TECHNICAL MANUAL & PARTS LIST

INVERTER WALL MOUNTED TYPE

RESIDENTIAL AIR-CONDITIONER

(Split system, air cooled cooling only type)

SRK18YLV-S1

Manual No.'16•SRK-T-192

TECHNICAL MANUAL

'16 • SRK-T-192

ht43,5

CONTENTS

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

(2) Outdoor unit ......................................................................................... 5

(3) Wireless remote control ........................................................................ 6

............................................................................ 4

(1) Indoor unit ............................................................................................ 4

2. EXTERIOR DIMENSIONS

3. ELECTRICAL WIRING ................................................................................... 7

(1) Indoor unit .............................................................................................. 7

(2) Outdoor unit ........................................................................................... 8

.......................................................... 10

5. RANGE OF USAGE & LIMITATIONS

4. PIPING SYSTEM ........................................................................................... 9

.................................................................................. 12

6. APPLICATION DATA

7. OUTLINE OF OPERATION CONTROL BY MICROCOMPUTER ............... 21

(6) 3D auto operation .............................................................................. 24

5JNFSPQFSBUJPO .................................................................................. 25

....................................................... 22

(1) Operation control function by remote control

(5) Flap and louver control ...................................................................... 23

(4) Custom cord switching procedure

......................................................................... 22(3) Auto restart function

(2) Unit ON/OFF button ........................................................................... 22

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

(8) Installation location setting .................................................................. 25

(11) Outline of automatic operation ........................................................... 27

0VUMJOFPGEFIVNJEJGZJOH%3:PQFSBUJPO ........................................... 26

0VUMJOFPGDPPMJOHPQFSBUJPO ............................................................... 26

(12) Protective control function ................................................................... 28

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

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

5SPVCMFTIPPUJOHQSPDFEVSF*GUIFBJSDPOEJUJPOFSSVOT

5SPVCMFTIPPUJOHQSPDFEVSF

*GUIFBJSDPOEJUJPOFSEPFTOPUSVOBUBMM

........ 30

(1) Cautions ............................................................................................. 30

(2) Items to check before troubleshooting ................................................. 30

4FMGEJBHOPTJTUBCMF ............................................................................. 32

4FSWJDFNPEF5SPVCMFNPEFBDDFTTGVODUJPO ................................... 33

(7) Inspection procedures corresponding to detail of trouble .................... 41

8. MAINTENANCE DATA

'16 • SRK-T-192

gs32+4

(10) How to make sure of wireless remote control 

(11) Outdoor unit inspection points 



Phenomenon observed after shortcircuit, wire breakage on sensor



(9) Checking the indoor electrical equipment 

■How to read the model name

Example: SRK 18 Y

Series code

Inverter type

Product capacity

Model name SRK : Wall mounted type

SRC : Outdoor unit

LV-S1

'16 • SRK-T-192

Model

Item

SRK18YLV-S1

Indoor unit SRK18YLV-S1 Outdoor unit SRC18YLV-S1

Cooling capacity (1) W 5000 (1600 (Min.)

5500 (Max.))

Power source 1 Phase, 220-240V, 50Hz

Operation

data

Power

consumption Cooling kW 1.56 (0.40

2.20)

Running

current Cooling A7.5

Inrush current 7.5

COP Cooling 3.21

Noise

level Cooling Sound level dB(A) Hi : 49 Me : 37 Lo : 28 55

Power level dB 63 67

Exterior dimensions (Height x Width x Depth) mm 268 x 790 x 213 595 x 780 (+62) x 290

Exterior appearance

(Munsell color)

Fine snow

(8.0Y 9.3/0.1) near equivalent

Stucco white

(4.2Y 7.5/1.1) near equivalent

Net weight kg 9.5 35

Refrigerant

equipment

Compressor type & Q'ty — 5RS132XAB21 (Rotary type) x 1

Motor (Starting method) kW — 1.50 (Line starting)

Refrigerant oil 0.37 (FV50S)

Refrigerant (4) kg R410A 1.30 (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

Air handling

equipment

Fan type & Q'ty Tangential fan x 1 Propeller fan x 1

Motor W 38 24

Air ﬂow Cooling

m3/ min

Hi : 12.0 Me : 7.6 Lo : 4.7 38

Fresh air intake Not possible —

Air ﬁlter, Quality / Quantity Polypropylene net (washable) x 2 —

Shock & vibration absorber — Cushion rubber (for compressor)

Operation

control

Operation switch Wireless remote control —

Room temperature control Microcomputer thermostat —

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

3D AUTO : Green

Safety devices

Compressor overheat protection, Overcurrent protection,

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

Cooling overload protection, Lock rotor protection

Installation

data

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 Liquid line : 0.4

Gas line : 0.33 —

Insulation for piping Necessary (Both sides), independent

Refrigerant line (one way) length

Max. 25

Vertical height difference between

outdoor unit and indoor unit

Max. 15 (Outdoor unit is higher)

Max. 15 (Outdoor unit is lower)

Drain hose Connectable (VP 16) —

Recommended breaker size A 16

Connection wiring Size x Core number 1.5mm2x 4 cores (Including earth cable)

Connecting method Terminal block (Screw ﬁxing type)

Accessories (included) Mounting kit

Option parts —

Adapted to RoHS directive

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

Item

Operation

Indoor air temperature Outdoor air temperature Standards

DB WB DB WB

Cooling 27˚C 19˚C 35˚C 24˚C ISO-T1 , JIS C 9612

(2) This air-conditioner is manufactured and tested in conformity with the ISO.

(3) The operation data are applied to the 220V 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.)

The pipe length is 7.5m.

1. SPECIFICATIONS

'16 • SRK-T-192

2. EXTERIOR DIMENSIONS

(1) Indoor unit

Model SRK18YLV-S1

Wireless remote control

Outlet for down piping

㸦Refer to the above view㸧

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

Symbol

㸦ȭ65㸧

VP16

ȭ6.35㸦1㸭4"㸧㸦Flare㸧

Content

㸦ȭ65㸧

Outlet for piping㸦on both side㸧

ȭ12.7㸦1㸭2"㸧㸦Flare㸧

Note㸦1㸧The model name label is attached

ࠉࠉࠉon the underside of the panel.

150

17.3

788

2760

790

268

17.5

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

㸦Service space㸧

65 㸦Service space㸧

㸦

Service space

㸧

100 㸦Service space㸧

53.5

380.6

448.6

520

53.5

Installation plate

Unit

Unit:mm

Terminal block

213 3

'16 • SRK-T-192

Content

C Pipe/ cable draw-out hole

E Anchor bolt hole

Drain discharge hole

Symbol

A Service valve connection

（

igas side

）

M10×4places

20×2places

Service valve connection

（

iliquid side

）

φ12.7（1／2"）（Flare）

φ6.35（1／4"）（Flare）

Unit:mm

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 than 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 lower right corner of the front panel.

40°

138.4 33.5

Terminal block

97.7 42.5

15.8

595

63.4

390.6

69.4

111.6 510 158.4

780 61.9

17.9

14.8 312.5 24.3

351.6

50.6

290

Intake

Outlet

Intake L3

Minimum installation space

Service

space

( )

100

250

Open

ＩＩＩ

Open

250

280

ＩＩＩ

280

Open

Examples of

Dimensions

installation

ＩＶ

180

Open

(2) Outdoor unit

Model SRC18YLV-S1

'16 • SRK-T-192

(3) Wireless remote control

Unit: mm

60 17.3

150

'16 • SRK-T-192

3. ELECTRICAL WIRING

(1) Indoor unit

Model SRK18YLV-S1

BLACK

GYELLOW／GREEN

JRED

BLOCK

TERMINAL

YELLOW／GREEN

RED

BLACK

2／N

WHITE

VARISTOR

TO OUTDOOR UNIT

250V 3.15A

FUSE

EXCHANGER

HEAT

WHITE

SENSOR

ROOM TEMP.

R-AMP

WIRELESS

DISPLAY

YELLOW

WHITE

MOTOR

FAN

SENSOR

HEAT EXCH.

BOARD

PRINTED CIRCUIT

CNGCNE

CNU

1 3 4 5

RED

BLACK

BLUE

BACK UP SW

8 2 2

SENSOR

HUMIDITY

CNF

BOX

CONTROL

CNM

FLAP

MOTOR

LOUVER

（L）MOTOR

MOTOR

LOUVER

（R）

5 5 5

CNXCNY

MMM

t゜

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