WALL MOUNTED TYPE

ROOM AIR CONDITIONER

FOR EXTRA LOW TEMP. DISTRICT

Indoor unit Outdoor unit

ASU30RLE AOU30RLXEH

CONTENTSSPECIFICATIONS . . . . . . . . . . . . . . . . . . . .1

DIMENSIONS. . . . . . . . . . . . . . . . . . . . . . . .2

REFRIGERANT SYSTEM DIAGRAM . . . . . 4

CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . . . .5

ERROR DERECTION . . . . . . . . . . . . . . . . .

6PCB CIRCUIT DIAGRAM. . . . . . . . . . . . . . .

8

PARTS (INDOOR UNIT) . . . . . . . . . . . . . . .10

PARTS (OUTDOOR UNIT) . . . . . . . . . . . . 18

21ACCESSORIES . . . . . . . . . . . . . . . . . . . . .

2016

.04.

121

IND

OO

R U

NIT

H x

W x

D

H x

W x

D

13-3

/8 x

45-

1/4

x 11

inc

h34

0 x

1,15

0 x

280

mm

OU

TDO

OR

UN

IT50

-3/4

x 3

5-1/

2 x

13 i

nch

1,29

0 x

900

x 33

0 m

m

DIM

EN

SIO

NS

IND

OO

R U

NIT

Net

/ S

hipp

ing

Net /

Shi

ppin

g

40 lb

s / 5

3 lb

s

18

kg /

24 k

g

OUT

DOO

R UN

IT20

5 lb

s / 2

25 lb

s

93

kg /

102

kg

WE

IGH

T

SP

EC

IFIC

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ION

S

TYP

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hea

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IND

OO

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AS

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Cooling Heating

EE

R

CO

P

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RE

RE

MO

VA

L

812

cfm

1

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m3/

h

30,0

00 B

tu/h

8

.79

kW

32,0

00 B

tu/h

9

.37

kW

10.6

A

20.5

A

12.0

A

2.40

kW

2.74

kW

12.5

Btu

/kW

3.

66 k

W/k

W

11.7

Btu

/kW

3.

42 k

W/k

W

9.7

Pt/h

4

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/h

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780

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44 d

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246

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75 m

11 lb

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DIM

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IND

OO

R U

NIT

AS

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45-1

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11 in

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280

mm

13-3/8 inch 340 mm

2016

.03.

252

2016

.03.

253

1-1/

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mm

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inch

12 m

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330

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900

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9 m

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OU

TDO

OR

UN

ITA

OU

30R

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H

25-5

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ch

650

mm

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0 m

m14-5/8 inch

370 mm

2016

.03.

29

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Ref

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52m

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Ref

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15.

88m

m (5

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Ther

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2016

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166

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el :

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2016

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287

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ER

TER

AS

SE

MB

LYE

Z-01

50Y

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E

Erro

r dis

play

Wire

d re

mot

e co

ntro

ll Er

ror c

ode

Des

crip

tion

OPE

RATI

ON

lam

p (g

reen

)

TIM

ER

lam

p (o

rang

e)

ECO

NOM

Y la

mp

(gre

en)

(1)

(1)

Ser

ial c

omm

unic

atio

n er

ror

(1)

(2)

Wire

d re

mot

e co

ntro

lco

mm

unic

atio

n er

ror

(1)

(5)

Che

ck ru

n un

finis

hed

(1)

(6)

Per

iphe

ral u

nit t

rans

mis

sion

PC

B

conn

ectio

n er

ror

(1)

(8)

Exte

rnal

com

mun

icat

ion

erro

r

(2)

(1)

Uni

t num

ber o

r Ref

riger

ant c

ircui

t ad

dres

s se

tting

err

or

[Sim

ulta

neou

s M

ulti]

(2)

(2)

Indo

or u

nit c

apac

ity e

rror

(2)

(3)

Com

bina

tion

erro

r

(2)

(4)

Con

nect

ion

unit

num

ber

erro

r (in

door

sec

onda

ry u

nit)

[Sim

ulta

neou

s M

ulti]

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nect

ion

unit

num

ber e

rror

(in

door

uni

t or b

ranc

h un

it)

[Fle

xibl

e M

ulti]

(2)

(6)

Indo

or u

nit a

ddre

ss s

ettin

g er

ror

(2)

(7)

Prim

ary

unit,

sec

onda

ry u

nit s

etup

er

ror [

Sim

ulta

neou

s M

ulti]

(2)

(9)

Con

nect

ion

unit

num

ber e

rror

in

wire

d re

mot

e co

ntro

ller s

yste

m

(3)

(1)

Pow

er s

uppl

y in

terr

uptio

n er

ror

(3)

(2)

Indo

or u

nit P

CB

mod

el

info

rmat

ion

erro

r

(3)

(5)

Man

ual a

uto

switc

h er

ror

(3)

(10)

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or u

nit c

omm

unic

atio

n ci

rcui

t (w

ired

rem

ote

cont

rolle

r) e

rror

(4)

(1)

Roo

m te

mp.

sen

sor e

rror

(4)

(2)

Indo

or u

nit H

eat E

x. M

iddl

e te

mp.

se

nsor

erro

r

(4)

(4)

Hum

an s

enso

r erro

r

(5)

(1)

Indo

or u

nit f

an m

otor

err

or

(5)

(3)

Dra

in p

ump

erro

r

(5)

(7)

Dam

per e

rror

(5)

(8)

Inta

ke g

rille

err

or

(5)

(15)

Indo

or u

nit e

rror

(6)

(1)

Out

door

uni

t rev

erse

/mis

sing

ph

ase

and

wiri

ng e

rror

(6)

(2)

Out

door

uni

t mai

n P

CB

m

odel

info

rmat

ion

erro

r or

com

mun

icat

ion

erro

r

(7)

(7)

Hea

t sin

k te

mp.

sen

sor e

rror

(8)

(2)

Sub

-coo

l Hea

t Ex.

gas

inle

t te

mp.

sen

sor e

rror

Sub

-coo

l Hea

t Ex.

gas

out

let

tem

p. s

enso

r err

or

(8)

(3)

Liqu

id p

ipe

tem

p. s

enso

r err

or

(8)

(4)

Cur

rent

sen

sor e

rror

(8)

(6)

Dis

char

ge p

ress

ure

sens

or e

rror

Suc

tion

pres

sure

sen

sor e

rror

Hig

h pr

essu

re s

witc

h er

ror

(9)

(4)

Trip

det

ectio

n

(9)

(5)

Com

pres

sor r

otor

pos

ition

de

tect

ion

erro

r (pe

rman

ent s

top)

(9)

(7)

Out

door

uni

t fan

mot

or 1

err

or

(9)

(8)

Out

door

uni

t fan

mot

or 2

err

or

(9)

(9)

4-w

ay v

alve

err

or

(9)

(10)

Coi

l (ex

pans

ion

valv

e) e

rror

(10)

(1)

Dis

char

ge te

mp.

err

or

(10)

(3)

Com

pres

sor t

emp.

err

or

(10)

(4)

Hig

h pr

essu

re e

rror

(10)

(5)

Low

pre

ssur

e er

ror

(13)

(2)

Bra

nch

boxe

s er

ror

[Fle

xibl

e M

ulti]

Erro

r dis

play

Wire

d re

mot

e co

ntro

lEr

ror c

ode

Des

crip

tion

OPE

RATI

ON

lam

p (g

reen

)

TIM

ER

lam

p (o

rang

e)

ECO

NOM

Y la

mp

(gre

en)

(6)

(3)

Inve

rter e

rror

(6)

(4)

Act

ive

filte

r err

or, P

FC c

ircui

t err

or

(6)

(5)

Trip

term

inal

L e

rror

(6)

(10)

Dis

play

PC

B m

icro

com

pute

rs

com

mun

icat

ion

erro

r

(7)

(1)

Dis

char

ge te

mp.

sen

sor e

rror

(7)

(2)

Com

pres

sor t

emp.

sen

sor e

rror

(7)

(3)

Out

door

uni

t Hea

t Ex.

liqu

id te

mp.

se

nsor

err

or

(7)

(4)

Out

door

tem

p. s

enso

r err

or

(7)

(5)

Suc

tion

Gas

tem

p. s

enso

r err

or

(7)

(6)

2-w

ay v

alve

tem

p. s

enso

r err

or 3

-way

val

ve te

mp.

sen

sor e

rror

If yo

u us

e a

wire

less

rem

ote

cont

rol,

the

lam

pon

the

phot

o de

tect

or u

nit w

ill o

utpu

t err

or c

odes

by w

ay o

f blin

king

pat

tern

s.If

you

use

a w

ired

rem

ote

cont

rol,

erro

rco

des

will

app

ear o

n th

e re

mot

e co

ntro

l dis

play

.S

ee th

e la

mp

blin

king

pat

tern

s an

d er

ror c

odes

in th

e ta

ble.

An

erro

r dis

play

is d

ispl

ayed

onl

ydu

ring

oper

atio

n.

RE

MO

TE C

ON

TRO

L

ER

RO

R D

ET

EC

TIO

N

: 0.5

s on

/ 0.

5s o

ff

: 0.1

s on

/ 0.

1s o

ff

( )

: Num

ber o

f fla

shin

g

Trou

bles

hoot

ing

with

a w

ired

rem

ote

cont

rol

If an

err

or o

ccur

s, th

e fo

llow

ing

disp

lay

will

be

show

n.(“

Er”

will

app

ear i

n th

e se

t roo

m te

mpe

ratu

re d

ispl

ay.)

Err

or c

ode

EX

. Sel

f-dia

gnos

is

2016

.03.

288

Err

or c

ode

chec

k ta

ble

Dis

play

whe

n an

err

or o

ccur

s

Dis

play

mod

e :

ON

: O

FF :

OFF

: B

link

(0.5

s O

N /

0.5s

OFF

)( )

: N

umbe

r of ß

ash

ing

OU

TDO

OR

UN

ITE

RR

OR

CO

DE

DIS

PLA

Y

2015

.08.

209

You

can

det

erm

ine

the

oper

atin

g st

atus

by th

e lig

htin

g up

and

blin

king

of t

he L

ED

lam

p.

LED

dis

play

par

t

Butto

n pa

rt

PO

WE

RE

RR

OR

PU

MP

DO

WN

LOW

NO

ISE

PE

AK

CU

TM

OD

E(L

1)(L

2)(L

3)(L

4)(L

5)(L

6)

Blin

k(H

i spe

ed)

Che

ck th

at th

e “E

RR

OR

” LE

D b

links

, the

n pr

ess

the

[Ent

er] b

utto

n on

ce.

(1)

For d

etai

ls, r

efer

to th

e fo

llow

ing

tabl

e.(2

)

LED

dis

play

DE

SC

RIP

TIO

NR

EM

AR

KP

OW

ER

M

OD

EE

RR

OR

PU

MP

DO

WN

LOW

NO

ISE

PE

AK

CU

T

(L1)

(L2)

(L3)

(L4)

(L5)

(L6)

(2)

(1)

(1)

Ser

ial c

omm

unic

atio

n er

ror

Ser

ial f

orw

ard

trans

mis

sion

err

or im

med

iate

ly a

fter

oper

atio

n

(2)

(1)

(1)

Ser

ial f

orw

ard

trans

mis

sion

err

or d

urin

g op

erat

ion

(2)

(2)

(2)

Indo

or u

nit c

apac

ity e

rror

Indo

or u

nit c

apac

ity e

rror

(2)

(5)

(15)

Indo

or u

nit e

rror

Indo

or u

nit e

rror

(2)

(6)

(2)

Out

door

uni

t mai

n P

CB

err

orO

utdo

or u

nit P

CB

mod

el in

form

atio

n er

ror

(2)

(6)

(3)

Inve

rter P

CB

err

or

Inve

rter e

rror

(2)

(6)

(5)

IPM

err

orTr

ip te

rmin

al L

err

or

(2)

(7)

(1)

Dis

char

ge te

mp.

sen

sor e

rror

Dis

char

ge te

mp.

sen

sor 1

err

or

(2)

(7)

(2)

Com

pres

sor t

emp.

sen

sor e

rror

Com

pres

sor t

emp.

sen

sor 1

err

or

(2)

(7)

(3)

Out

door

uni

t Hea

t Ex.

sen

sor e

rror

Hea

t Ex.

mid

dle

tem

p. s

enso

r err

or

(2)

(7)

(3)

Out

door

uni

t Hea

t Ex.

liqu

id te

mp.

sen

sor e

rror

(2)

(7)

(4)

Out

door

tem

p. s

enso

r err

orO

utdo

or te

mp.

sen

sor e

rror

(2)

(7)

(7)

Hea

t sin

k te

mp.

sen

sor e

rror

Hea

t sin

k te

mp.

sen

sor e

rror

(2)

(8)

(4)

Cur

rent

sen

sor e

rror

Cur

rent

sen

sor 1

err

or (s

topp

age

perm

anen

tly)

(2)

(8)

(6)

Pre

ssur

e se

nsor

err

orH

igh

pres

sure

sw

itch

1 er

ror

(2)

(8)

(6)

Pre

ssur

e se

nsor

err

or

(2)

(9)

(4)

Trip

det

ectio

nTr

ip d

etec

tion

(2)

(9)

(5)

Com

pres

sor m

otor

con

trol e

rror

Rot

or p

ositi

on d

etec

tion

erro

r (st

oppa

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