Acson A5MSY18BR User manual

Inverter-Y Multi Split

A5MSY_(i)

A5MSY18BR

A5MSY20BR

A5MSY25BR

A5MSY30BR

Models:

A5MSY_(i) Table of Contents

Table of Contents

Nomenclature......................................................................................................................1

Indoor ............................................................................................................................1

Outdoor..........................................................................................................................1

Product Line-Up.............................................................................................................2

Application Information .....................................................................................................5

Operating Range ...........................................................................................................5

Refrigerant Circuit Diagrams .........................................................................................6

Installation Guideline .....................................................................................................7

Engineering & Physical Data...........................................................................................20

Performance Data.............................................................................................................26

Outline and Dimension ....................................................................................................29

Wiring Diagram .................................................................................................................34

Service and Maintenance.................................................................................................40

Troubleshooting ...............................................................................................................42

Exploded View and Part List ...........................................................................................50

Supercedes: A5MSY-B-2010

Nomenclature A5MSY_(i)

Nomenclature

Indoor

Outdoor

A 5 WM Y 10 L R – A C B D D

Brand

A: Acson

Refrigerant

5: R410A

Product Type

WM: Wall Mounted

CK : Ceiling Cassette

CC: Ceiling Concealed

CM: Ceiling Mounted

Size

10 : §

10,000 Btu/h

15 : §

15,000 Btu/h

20 : §

20,000 Btu/h

25 : §

20,000 Btu/h

Inverter System Type

Y: Y Series

Product series

L: L series J: J series

C: C Series E: E series

Model

“ ”: Cooling Only

R: Heat Pump

Product Specification

Variation

D: Fourth Issue

Grille

D: Grille D

Type of Air Filte

B: Bio Filter

Market Region

C: Ex

ort with CE Markin

Electrical Characteristics

A : 50Hz / 1Ph / 220-240V

F : 50Hz / 3Ph / 380-415V

A5 MS Y 18 B R – A C D O A

Brand

A: Acson

Product Type

MS: Multi Split Condensing Unit

Size

Product series

B: B Series

Refrigerant

5: R410A

Inverter System Type

Y: Y Series

Model

“ ”: Cooling Only

R: Heat Pump

Electrical Characteristics

A : 50Hz / 1Ph / 220-240V

F : 50Hz / 3Ph / 380-415V

Product Specification

Variation

A: First Issue

Specifications Variation

O: Standard Unit

Compresso

D: Daikin Com

resso

Market Region

C: Ex

ort with CE Markin

18 : §

18,000 Btu/h

20 : §

20,000 Btu/h

25 : §

25,000 Btu/h

30 : §

30,000 Btu/h

A5MSY_(i) Nomenclature

Product Line-Up

Indoor Unit

A5WMY-L Series/J Series

A5WMY

Nomenclature

Classiﬁcation

Handset

PCB

Air

Puriﬁcation

Marking

Others

GS02

W_2_03A

Saranet Filter

Bio Antibody Filter

Titanium Apatite

Filter

Auto Restart

HEATPUMP

10LR ACBDD X X X X X X X

15LR ACBDD X X X X X X X

10JR ACLBD X X X X X

15JR ACLBD X X X X X

20JR ACLTC X X X X X

Indoor Unit

A5CKY-C Series

A5CKY

Nomenclature

Classiﬁcation

Handset

PCB

Air

Puriﬁcation

Marking

Others

GS02

C_2_01A_M

Saranet Filter

Negative Ionizer

Nano Technology Air

Filtration

Auto Restart

HEATPUMP

10CR ACOA X X X

15CR ACOA X X X

20CR ACOA X X X

PLCKYCR NGS02 X X X

Nomenclature A5MSY_(i)

Indoor Unit

A5CCY-C Series

A5CCY

Nomenclature

Classiﬁcation

Handset

PCB

Air

Puriﬁcation

Marking

Others

Netware 3C

C_2_01A_M

Saranet Filter

Negative Ionizer

Nano Technology Air

Filtration

Auto Restart

HEAT-

PUMP

10CR ACPA X X X X X

15CR ACPA X X X X X

20CR ACPA X X X X X

Indoor Unit

A5CMY-E Series

A5CMY

Nomenclature

Classiﬁcation

Handset

PCB

Air

Puriﬁcation

Marking

Others

GS02

C_2_01A_M

Saranet Filter

Negative Ionizer

Nano Technology Air

Filtration

Auto Restart

HEAT-

PUMP

15ER ACAA X X X X X

20ER ACAA X X X X X

A5MSY_(i) Nomenclature

Outdoor Unit

A5MSY-BR

A5MSY

Nomenclature

Classiﬁcation

Refrigerant

Control

Fin

Safety

Devices

Compressor

Marking

Others

Cap Tube

EXV

Gold coated

Blue coated

Bare

Contactor

DC Inverter Swing

Drain Elbow

HEATPUMP

18BR ACDOA XX XXX

20BR ACDOA XX XXX

25BR ACDOA XX XXX

30BR ACDOA XX XXX

* Remark : A5MSY18BR is not recommended to couple with A5WMY10/15 JR (for Wall Mounted series).

A5MSY18BR is recommended to couple with A5WMY10/15 LR (for Wall Mounted series).

Application Information A5MSY_(i)

Application Information

Operating Range

Ensure the operating temperature is in allowable range.

Heatpump - A5MSY20/25/30BR

Heating

Outdoor temp. (°CWB)

Indoor temp. (°CDB)

Cooling

Outdoor temp. (°CDB)

Indoor temp. (°CWB)

-16

15 20 27

Standard

point

Caution :

The use of your air conditioner

outside the range of working

temperature and humidity can result

in serious failure.

12 2319

Heating

Outdoor temp. (°CWB)

Indoor temp. (°CDB)

-16

15 20 27

Indoor temp. (°CWB)

Cooling

Heatpump - A5MSY18BR

A5MSY_(i) Application Information

Refrigerant Circuit Diagrams

Model: A5MSY18BR

A5MSY20BR

Model: A5MSY25BR

A5MSY30BR

Application Information A5MSY_(i)

Installation Guideline

Installation of Outdoor Unit

• The outdoor unit must be installed in such a way, so as to prevent short circuit of the hot discharged air or

obstruction to the smooth air ﬂow. Please follow the installation clearance shown in the ﬁgures below. Select

the coolest possible place where intake air temperature is not greater than the outside air temperature

(maximum 45°C/113°F)

• Where a wall or other obstacle is in the path of outdoor unit’s intake or exhaust airﬂow, follow the installation

guidelines below.

• For any of the below installation patterns, the wall height on the exhaust side should be 1200mm or less.

More than 100

Wall facing two sidesWall facing one side

Wall facing three sides

More than 350

More than 50 More than 50

Top View

Side View

than 100

More than 350

More than 100

More than 350

More than 50

Unit : mm

1200

or less

• There are 2 holes on the base of Outdoor Unit for

condensed water to ﬂow out. Insert the drain elbow

to one of the holes.

• To install the drain elbow, ﬁrst insert one portion

of the hook to the base (portion A), then pull the

drain elbow in the direction shown by the arrow

while inserting the other portion to the base. After

installation, check to ensure that the drain elbow

clings to base ﬁrmly.

• If the unit is installed in a snowy and chilly area,

condensed water may freeze in the base. In such

case, please remove plug at the bottom of unit to

smooth the drainage.

PLEASE REMOVE

ACCESS PANEL &

PLASTIC VALVE

COVER WHEN

CONNECTING

THE PIPING AND

CONNECTING

CORD.

PUSH & PULL UP

DRAIN

ELBOW

Plug

BASE

DRAIN

ELBOW

• Before installing the piping and connecting cord, please remove the access panel and plastic valve cover for

easy access. Refer to ﬁgures shown below.

A5MSY_(i) Application Information

Installation Diagram

Wall Mounted

Indoor Unit

Air filter M4 x 12L

Air-Purifying Filter with

bacteriostatic virustatic function (2)

Front panel

30mm or more from ceiling

Outdoor Unit

50mm or more from walls

(on both sides)

Air filter

Air-Purifying Filter with

bacteriostatic virustatic

function

Filter frame

Tab

Caulk pipe

hole gap

with putty.

Cut thermal insulation

pipe to an appropriate

length and wrap it with

tape, making sure that no

gap is left in the insulation

pipe's cut line.

Wrap the insulation pipe with

the finishing tape from bottom

to top.

Service lid

Opening service lid

Service lid is opening/closing

type.

Opening method

1) Remove the service lid

screws.

2) Pull out the service lid

diagonally down in

the direction of the arrow.

1) Pull down.

250mm from wall

Caution

Before installing the unit, ensure that the power supply matches the power requirement of the air conditioner.s

Installation of Indoor Unit

Service Space

Install the indoor unit at a location with the following requirements

• Location is suitable for wiring, piping and drainage.

• No obstruction of air ﬂow into and out of unit where cooler air can be evenly distributed.

• Ensure that air discharge is not short circuited with air intake.

• Ensure that wall is sufﬁciently strong, rigid, ﬂat, perpendicular and vibration free.

• Where air ﬁlter cassette can be slided in or out easily.

• Where there is no danger of ﬂammable gases.

• Where there is no direct sunlight on unit.

min. 50

(Space for

maintenance)

Air flow

(Indoor)

min. 50

(Space for

maintenance)

03.nim

rofecapS(

)ecnamrofrep

Required space

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