Hisense AUD-18HX4SUNL Manuel utilisateur

ON/OFF UNITORY AIR CONDITIONER

SERVICE MANUAL

V:3.0

UNIT:

AUD-18HX4SUNL AUD-48HX6SPHH

AUC-18HR4SUAA AUC-48HR6SPHA

AUV-18HR4SUA AUV-48HR6SPC

AUD-24HX4SZLH AUD-60HX6SPHH

AUC-24HR4SZGA AUC-60HR6SPHA

AUV-24HR4SZA AUV-60HR6SPC

AUD-36HX6SAHH

AUC-36HR6SAGA

AUV-36HR6SAB

Hisense Corporation

Table of contents

Page

1．GENERAL 1

2．SPECIFICATION 12

2-1 Duct type specifications 12

2-2 Cassette type specifications 15

2-3 Ceiling &Floor type specifications 18

3．OUTLINES AND DIMENSIONS 21

3-1 INDOOR 21

3-2 OUTDOOR 26

4．REFRIGERANT FLOW DIAGRAM 30

4-1 Refrigerant flow diagram 30

4-1 ELECTRIC Diagrams 33

5．ELECTRICAL DATA 36

5-1 Electric wiring diagrams 36

5-2 Sensor parameter 47

6．CONTROL MODE 56

6-1 Indoor control mode 58

6-2 Outdoor control mode 50

7．TROUBLESHOOTING 61

7-1 Error codes 61

8．CHECKING COMPONENTS 64

8-1 Check refrigerant system 64

8-2 Check parts unit 72

9．PARTS LIST 78

9-1 Indoor 78

9-2 Outdoor 110



1.1

Duc

eatures

Save Ins

The

Optional

18k:

Pre

One

High Effi

R41

24-hour

This

24-

Mute Op

The

nois

Meeting

The

Feature

t Type

allation Sp

indoor unit

Static Press

optional 10

sure.

unit, two in

iency and

A can prot

imer ON a

Timer can

our period.

ration

excellent fa

arious Inst

back-air-inl

r Conditi

an be instal

ure

a /30Pa, 2

tallation me

nvironment

ct the envir

d OFF

e set to aut

design en

llation Req

t type is us

oner

ed inside th

K 36K 50P

hod.

Friendly Ne

nment and

matically tu

ble the airfl

irements

ally to be a

ceiling co

/80Pa, 48K

Refrigeran

o not harm

n the unit o

w to be qui

opted acco

veniently.

60K: 80Pa/1

t-R410A

to the ozon

or off at h

t and smoo

ding to the

1.G

20Pa static

layer.

lf-hour withi

h with mini

ctual install

NERAL

1

tion

1.GENERAL

2



space.

The unit is also installed with down-air-inlet type.

¾Self Recovery of Power Break

When the power supply is recovered after break, all preset are still effective and the

air-conditioner can run according to the original setting.

¾Fault Self-diagnose Function

When there is something wrong with the air-conditioner，the micro computer could

diagnose the faults, which can be read from the display and is convenient for

maintenance.



assette

atures

Save Ins

The indo

High Effi

R410A c

24-hour

This Tim

period.

Mute Op

The exc

Self Rec

When th

air-condi

Fault Sel

When th

the fault

ype Air

allation Sp

r unit can

iency and

n protect th

imer ON a

r can be se

ration

llent fan de

very of Po

power sup

ioner can ru

-diagnose

re is somet

s, which ca

Conditio

e installed i

nvironment

e environm

d OFF

to automat

ign enable t

er Break

ly is recove

n according

unction

ing wrong

be read fro

side the cei

Friendly Ne

nt and do n

cally turn th

he airflow to

red after br

to the origin

ith the air-c

the displa

ing conveni

Refrigeran

t harm to th

unit on or

be quiet an

ak, all pres

l setting.

nditioner, th

and is con

ntly.

t-R410A

e ozone lay

ff at half-ho

smooth wi

t are still eff

e micro co

enient for

1.G

ur within a 2

h minimum

ctive and t

puter could

aintenance.

NERAL

3

-hour

oise.

iagnose

1.GENERAL

4



Ceiling&Floor Air Conditioner

Features

¾Save Installation Space

The indoor unit’s thickness is only 230mm,can be installed inside the ceiling conveniently.

¾Flexible Installation Options

According to the actual installation space,The indoor unit can be installed in the ceiling

or on the floor. One unit, Two installation method.

¾High Efficiency and Environment Friendly

New Refrigerant-R410A

R410A can protect the environment and do not harm to the ozone layer.

¾24-hour Timer ON and OFF

This Timer can be set to automatically turn the unit on or off at half-hour within a 24-hour period.

¾Mute Operation

The excellent fan design enable the airflow to be quiet and smooth with minimum noise.

¾Various Refrigerant Pipe Connect Methods

The refrigerant pipe can be connect from 3 different directions(rear,right or top) .More methods,

more conveniently.

¾Self Recovery of Power Break

When the power supply is recovered after break, all preset are still effective and the

1.GENERAL

5



air-conditioner can run according to the original setting.

¾Fault Self-diagnose Function

When there is something wrong with the air-conditioner, the micro computer could diagnose the

faults, which can be read from the display and is convenient for maintenance.

1.GENERAL

6



1.2 Product Lineup

Type Model 18 24 36 48 60

Duct Type AUD ● ● ● ● ●

Cassette Type AUC ● ● ● ● ●

Ceiling&Floor

Type AUV ● ● ● ● ●

Note：18=18K btu type

1.GENERAL

7



1.3 MODEL IDENTIFICATION



1.GENERAL

8



Ce manuel convient aux modèles suivants

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