Hisense AUD-18UX4SGKL User manual

DC INVERTER AIR CONDITIONER
SERVICE MANUAL V:3.0
UNIT:
HisenseCorporation
AUD-18UX4SGKL
AUD-24UX4SZLH
AUD-36UX4SAMH
AUD-48UX6SPHH
AUD-60UX6SPHH
AUC-18UX4SGAA
AUC-24UX4SZEA
AUC-36UX4SAEA
AUC-48UX6SPFA
AUC-60UX6SPFA
AUD-18UX4SZKL1
AUD-24UX4SALH1
AUD-36UX4SAMH1
AUC-18UR4SZAA1
AUC-24UR4SAEA1
AUC-36UR4SAEA1
AUV-18UR4SZA1
AUV-24UR4SAA1
AUV-36UR4SAB1
AUV-48UR6SPC
AU
V
-60UR6SPC

Table of Contents
Page
1．GENERAL 1
2．SPECIFICATION 15
3．OUTLINES AND DIMENSIONS 24
3-1 INDOOR 24
3-2 OUTDOOR 29
4．DIAGRAM&DATA 33
4-1 Refrigerant Flow Diagram 33
4-2MAX. Refrigerant Pipe Length and Height Difference 36
4-3 Electric Diagrams 37
4-4Air flow and ESP Chart Diagrams(for duct type) 39
5．ELECTRICAL DATA 44
5-1 Electric Wiring Diagrams 44
5-2. Electric Control 57
5-3. Dip Switch Setting of Outdoor 66
5-4. Digital Display Switch of Outdoor 67
5-5. Static Pressure Setting(only for duct type) 69
5-6. Ambient Temperature Revise(INDOOR) 71
5-7 Sensor Parameter 72
6．CONTROL MODE 80
6-1 Indoor Control Mode 80
6-2 Outdoor Control Mode 83
7．TROUBLE SHOOTING 86
7-1 Error Codes 81
8．CHECKING COMPONENTS 97
8-1 Check Refrigerant System 97
8-2 Check Parts Unit 99


F
¾
¾
1
8
c
h
¾
¾
¾
¾
1.1
Duc
eatures
¾
Save Ins
t
The
¾
Optional
8
k: optional
1
h
anged betwe
One
¾
High Effi
c
R41
0
¾
24-hour
T
This
¾
Mute Op
e
The
nois
e
¾
Meeting
V
The
spa
c
Feature
s
t Type
Ai
t
allation Sp
a
indoor unit
c
Static Press
1
0Pa /30Pa,
en1-80Pa) , 4
8
unit, mute
o
c
iency and
E
0
A can prot
e
T
imer ON a
n
Timer can
b
e
ration
excellent fa
n
e
.
V
arious Inst
a
back-air-inl
e
c
e.
s
i
r Conditi
a
ce
c
an be instal
l
ure
24K/36K 50
8
K/60K: 80
P
o
ptional inst
a
E
nvironment
e
ct the envir
o
n
d OFF
b
e set to aut
o
n
design en
a
a
llation Req
u
e
t type is us
u
1
oner
l
ed inside th
e
Pa/80Pa(Fo
P
a/120Pa st
a
a
llation meth
o
Friendly Ne
w
o
nment and
d
o
matically tu
a
ble the airfl
o
u
irements
u
ally to be a
d
e
ceiling co
n
r AUD-24UX
4
a
tic Pressur
e
o
d.
w
Refrigeran
d
o not harm
r
n the unit o
n
o
w to be qui
e
d
opted acco
r
n
veniently.
4
SALH1&
A
U
D
e
.
t-R410A
to the ozon
e
n
or off withi
n
e
t and smoo
t
r
ding to the
a
1.G
E
D
-36UX4SAM
H
e
layer.
n
a 24-hour
p
t
h with mini
m
a
ctual install
a
E
NERAL
H
1，freely
p
eriod.
m
um
a
tion

1.GENERAL
2

The unit is also installed with down-air-inlet type and the noise will increase about 5-6
dB.
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.


C
F
e
¾
¾
¾
¾
¾
¾
C
assette
T
e
atures
¾
Save Ins
t
The indo
o
¾
High Effi
c
R410A c
a
¾
24-hour
T
This Tim
e
¾
Mute Op
e
The exc
e
¾
Self Rec
o
When th
e
air-condi
t
¾
Fault Sel
f
When th
e
the fault
T
ype Air
t
allation Sp
a
o
r unit can
b
c
iency and
E
a
n protect th
T
imer ON a
n
e
r can be se
t
e
ration
e
llent fan de
s
o
very of Po
w
e
power sup
p
t
ioner can ru
f
-diagnose
F
e
re is somet
h
s, which ca
n
Conditio
n
a
ce
b
e installed i
n
E
nvironment
e environm
e
n
d OFF
t
to automat
i
s
ign enable t
w
er Break
p
ly is recove
n according
F
unction
h
ing wrong
w
n
be read fro
m
3
n
er
n
side the cei
l
Friendly Ne
w
e
nt and do n
o
i
cally turn th
e
he airflow to
red after br
e
to the origin
a
w
ith the air-c
o
m
the displa
y
l
ing conveni
e
w
Refrigeran
o
t harm to th
e
unit on or
o
be quiet an
d
e
ak, all pres
e
a
l setting.
o
nditioner, th
y
and is con
v
e
ntly.
t-R410A
e ozone lay
e
o
ff within a 2
4
d
smooth wi
t
e
t are still eff
e
e micro co
m
v
enient for
m
1.G
E
e
r.
4
-hour perio
t
h minimum
n
e
ctive and t
h
m
puter could
d
m
aintenance.
E
NERAL
d.
n
oise.
h
e
d
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 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
air-conditioner can run according to the original setting.

1.GENERAL
5

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- ● ● ● ● ●

1.GENERAL
7

1.3 MODEL IDENTIFICATION
A U C -18 U R 4 S Z A A 1
G:Indoor Unit Indetification
S:Refrigement R410A F:Refrigement R22
4:220V-240V/50HZ/1P 6:380V-415V/50HZ/3P
X: Wire Romote Controller R:Wireless Romote Controller
Cool Capacity:18x10 Btu/h
Air Conditioner
Unit
K:Outdoor Unit Indetification
serial number
U:DC-Invert Heat Pump Type H:Heat Pump Type C:Cooling Only
Type:D-Duct Type,C-Cassette Type,V-Ceiling&Floor Type,W-Outdoor Unit
3
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
1
D
M
I
O
u
M
I
O
u
.4 Prod
u
uct Typ
M
odel
ndoor
u
tdoor
M
odel
ndoor
u
tdoor
u
ct Pic
t
e
t
ure
AUD-18UX
4
AUD-36UX
4
8
4
SGKL
4
SAMH
1.G
E
AUD-24UX4
S
AUD-48UX6
S
AUD-48UX6
S
E
NERAL
S
ZLH
S
PHH
S
PHH




M
I
O
u
M
I
O
u
M
odel
ndoor
u
tdoor
M
odel
ndoor
u
tdoor
AUD-18UX
4
AUD-36UX
4
9
4
SZKL1
4
SAMH1
1.G
E
AUD-24UX4
S




E
NERAL
S
ALH1


C
a
M
I
O
u
M
I
O
u
a
ssette T
M
odel
ndoor
u
tdoor
M
odel
ndoor
u
tdoor
ype
AUC-18UX
4
AUC-36UX
4
10
4
SGAA
4
SAEA
1.G
E
AUC-24UX4
S
AUC-48UX6
S
AUC-60UX6
S

E
NERAL
S
ZEA
S
PFA
S
PFA



M
I
O
u


M
odel
ndoor
u
tdoor
AUC-18UR
4
11
4
SZAA1
1.G
E
AUC-24UR4
S
AUC-36UR4
S

E
NERAL
S
AEA1
S
AEA1

1.GENERAL
12

Ceiling &Floor Type
Model AUV-18UR4SZA1 AUV-24UR4SAA1
Indoor
Outdoo
r
Model AUV-36UR4SAB1 AUV-48UR6SPC
AUV-60UR6SPC
Indoor
Outdoo
r





1.GENERAL
13

DISPLAY PANEL:
Cassette Type
18k


24K，36K，48K，60K
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1.GENERAL
14

Ceiling&Floor type

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
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
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



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2.SPECIFICATIONS
15

2.Specifications
DuctType
Model AUD-18UX4SZKL1 AUD-24UX4SALH1 AUD-36UX4SAMH1 AUD-18UX4SGKL AUD-24UX4SZLH AUD-36UX4SAMH AUD-48UX6SPHH AUD-60UX6SPHH
Indoor model AUD-18UX4SKL1 AUD-24UX4SLH1 AUD-36UX4SMH1 AUD-18UX4SKL AUD-24UX4SLH AUD-36UX4SMH AUD-48UX4SHH AUD-60UX4SHH
Outdoor model AUW-18U4SZ1 AUW-24U4SA1 AUW-36U4SA1 AUW-18U4SG AUW-24U4SZ AUW-36W4SA AUW-48U6SP AUW-60U6SP
Power supply
Ph-V-H
z
20V-240V ~/50Hz 380V-415V，3N~/50Hz
Capacity
Cooling
kW 5 7 9.2 5 6.4 10 12.6 17
Btu/h 17,000 23,900 31,400 17,000 21,800 34,100 43,000 58,000
Heating
kW 5.6 8.1 11 5.6 7.25 11.5 15 20.5
Btu/h 19,100 27,600 37,500 19,100 24,700 39,200 51,200 70,000
Dehumidification L/h 1.4 1.8 2.4 1.4 1.8 2.4 3.3 4.5
Rated input
Cooling kW 1.5 2.3 3.05 1.552 1.99 3.11 3.92 5.295
Heating kW 1.6 2.65 3.25 1.55 2 3.19 4.15 5.65
Rated Current
Cooling A 6.8 10.2 13.9 6.9 8.9 13.5 7.5 10.8
Heating A 7.3 11.5 13.1 6.9 8.9 13.9 8 11.3
Max. input kW 2.5 3.6 5.1 2.58 3 5.23 6.2 9.38
Max.Current A 12 15.9 22.5 11.5 13.5 22.78 13 17.7
EER/COP 3.33/3.5 3.04/3.06 3.04/3.06 3.22/3.61 3.22/3.63 3.22/3.61 3.21/3.61 3.21/3.63
SEER/SCOP 5.6/3.8 5.6/3.8 5.1/3.8 / / / / /
Cooling Energy Class A+ A+ A A A A A A
Heating Energy Class A A A A A A A A
Compressor
Model
DA131S1B-28F
Z
DA230S2C-31M
T
DA250S2C-30MT
DA130S1C-20F
Z
ATL165SD-C9A
U
DA250S2C-30M
T
TNB306FPNMC LNB42FSAMC
Type Rotary
Winding resistance Ω 0.55（20℃） 0.73 (at20℃) 055（20℃） 0.95（20℃） 0.59 0.95（20℃） U-V: U-V:

2.SPECIFICATIONS
16

Model AUD-18UX4SZKL1 AUD-24UX4SALH1 AUD-36UX4SAMH1 AUD-18UX4SGKL AUD-24UX4SZLH AUD-36UX4SAMH AUD-48UX6SPHH AUD-60UX6SPHH
Indoor model AUD-18UX4SKL1 AUD-24UX4SLH1 AUD-36UX4SMH1 AUD-18UX4SKL AUD-24UX4SLH AUD-36UX4SMH AUD-48UX4SHH AUD-60UX4SHH
Outdoor model AUW-18U4SZ1 AUW-24U4SA1 AUW-36U4SA1 AUW-18U4SG AUW-24U4SZ AUW-36W4SA AUW-48U6SP AUW-60U6SP
2433;U-W :2433; 2433;U-W :2433;
V-W: 2.304（at
25℃）
V-W: 2.304（at
25℃）
Brand GMCC GMCC GMCC GMCC HIGHLY GMCC
MITSUBISHI
ELECTRIC
MITSUBISHI
ELECTRIC
Fan motor
Indoor Model
YSK110-40-4-A(
HS16)
SIC-70CW-F195
-1
SIC-101CW-F1246
-1
YSK110-40-4-A(
HS16)
Y6S419C56 Y7S423C024 Y7S423C032 Y7S423C032
Outdoor Model ARW4401QH
SIC-71FW-D812
1-1
SIC-71FW-D8121-
1
YDK29-6I-22 YDK70-6H-3 YDK95-6-9043
YDK65-6-9024
YDK65-6-9061
YDK65-6-9024
YDK65-6-9061
Fan Indoor
type centrifugal fan
Speed
Hi/Med/Low
r.p.m
1130/850/950(10
Pa)
1000/910/810(30
Pa)
1060/980/900(30P
a)
1130/850/950(10
Pa)
1070/990/860(50
Pa)
1150/1070/1020(
50Pa)
1250/1200/1100(
120Pa)
1250/1200/1100(
120Pa)
Fan speed Outdoor
type r.p.m tube-axial
Speed
Hi/Med/Low
r.p.m 0-810 0-810 0-810 900/750/500 840/780/560 800/640/540 700/600/500 700/600/500
Air circulation
Indoor Hi/Med/Low m³/h 850 1100 1800 850 1100 1700 2000 2000
Outdoor Hi/Med/Low m³/h -- -- -- -- -- -- -- --
Static Pressure(*Default Setting) Pa 10*/30
30*/(1~80
optional)
30*/(1~80
optional))
10*/30 50*/80 50*/80 80*/120 80*/120
Operating control Wireless Remote control-J1-05(E)
Dimensions
Indoor L×W×H mm 1170×447×190 900×720×270 1300×720×270 1170×447×190 900×720×270 1300×720×270 1300×800×350 1300×800×350
Outdoor L×W×H mm 900×300×640 950×340×840 950×340×840 800×260×570 900×300×640 940×340×840 950×340×1386 950×340×1386
Packing
Indoor L×W×H mm 1340×580×236 1170X340X870 1570X340X870 1340×580×236 1170X340X870 1570X340X870 1550X940X410 1550X940X410
Outdoor L×W×H mm 1050×400×700 1110×460×980 1110×460×980 950×365×645 1050×700×400 1110×460×980 1110×460×1530 1110×460×1530
Weight Indoor Net/Gross kg 24/28 32/37 43/51 24/28 32/37 38/43 50/58 50/58

2.SPECIFICATIONS
17

Model AUD-18UX4SZKL1 AUD-24UX4SALH1 AUD-36UX4SAMH1 AUD-18UX4SGKL AUD-24UX4SZLH AUD-36UX4SAMH AUD-48UX6SPHH AUD-60UX6SPHH
Indoor model AUD-18UX4SKL1 AUD-24UX4SLH1 AUD-36UX4SMH1 AUD-18UX4SKL AUD-24UX4SLH AUD-36UX4SMH AUD-48UX4SHH AUD-60UX4SHH
Outdoor model AUW-18U4SZ1 AUW-24U4SA1 AUW-36U4SA1 AUW-18U4SG AUW-24U4SZ AUW-36W4SA AUW-48U6SP AUW-60U6SP
Outdoor Net/Gross kg 45/51 69/73 70/74 35.5/39 50/56 70/74 101/107 108/112
Noise lever
Indoor Hi/Med/Low dB(A)
--/54(SOUND
POWER)
--/61(SOUND
POWER)
--/56(SOUND
POWER)
--/41 43/49 43/51 49/53 49/53
Outdoor Hi/Med/Low dB(A)
--/62(SOUND
POWER)
--/65(SOUND
POWER)
--/70(SOUND
POWER)
--/56 53/58 --/58 --/60 --/60
Refrigerant piping
Gas/Liquid mm 12.7/6.35 15.88/9.52 15.88/9.52 12.7/6.35 15.88/9.52 15.88/9.52 19.05/9.52 19.05/9.52
Max. refrigerant pipe
length
m 20 30 30 20 30 30 50 50
Max. difference in level m 10 20 20 10 15 15 30 30
Connection method Flare
Connection Power wiring mm2 3 core x1.5 3 core x2.5 3 core x2.5 3 core x1.5 3 core x2.5 3 core x2.5 5 core x2.5 5 core x2.5
wiring Signal wiring mm2 4core x0.75 4core x0.75 4core x0.75 4core x0.75 4core x0.75 4core x0.75 4core x0.75 4core x0.75
Refrigerant charge(R410a) kg 1.4 1.68 2.1 1.27 1.5 2.1 3 3.5
Throttle Type EEV EEV EEV EEV EEV EEV EEV EEV
Ambient temp ℃
Cooling -15～48
Heating -10～24
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



2.SPECIFICATIONS
18

Cassettetype
Model AUC-18UR4SZAA1 AUC-24UR4SAEA1 AUC-36UR4SAEA1 AUC-18UX4SGAA AUC-24UX4SZEA AUC-36UX4SAEA AUC-48UX6SPFA AUC-60UX6SPFA
Indoor model AUC-18UR4SAA1 AUC-24UR4SEA1 AUC-36UR4SEA1 AUC-18UX4SAA AUC-24UX4SEA AUC-36UX4SEA AUC-48UX4SFA AUC-60UX4SFA
Outdoor model AUW-18U4SZ1 AUW-24U4SA1 AUW-36U4SA1 AUW-18U4SG AUW-24U4SZ AUW-36W4SA AUW-48U6SP AUW-60U6SP
Power supply Ph-V-Hz 20V-240V ~/50Hz 380V-415V，3N~/50Hz
Capacity
Cooling
kW 5（1.2-6.5） 7.0（2.2-8.0） 9.5（3.6～10.5） 5 6.4 10 12 17
Btu/h
17,100(4,100-22
,200)
23,900
（7,500-27,300）
32,400
（12,300-35,800
）
17000 21800 34100 41000 58000
Heating
kW 5.6(1.8-7.2） 8.2（2.5-10） 11.0(3.05～13.8) 5.6 7 11.5 15 20
Btu/h
19,100(6,100-24
,600)
28,000
（8,500-34,100）
37,500
（10,400-47,100
）
19100 23900 39200 51200 68200
Dehumidification L/h —— —— —— —— —— —— —— ——
Rated input
Cooling kW
1.49（0.40～
2.25）
2.3（0.40～3.6） 3.07(0.4～4.2) 1.552 1.91 3.07 3.72 5.095
Heating kW 1.75(0.38～2.15) 2.73(0.38～3.6) 3.10(0.38～4.2) 1.55 1.92 3.15 3.95 5.45
Rated
Current
Cooling A 6.6 10.1 13.4 6.9 8.5 13.36 6.5 6.5
Heating A 7.8 12.2 13.5 6.89 8.5 13.76 7 7
Max. input
Cooling kW 2.5 3.6 4.25 2.421 2.92 4.55 5.32 8.5
Heating kW 2.5 3.6 4.25 2.581 2.72 4.85 5.92 9.1
Max.Current
Cooling A 12 15.5 20 9.9 13.1 19.83 10.7 10.7
Heating A 12 15.5 20 11.47 12.1 21.13 11.7 11.7
EER/COP 3.36/3.20 3.04/3.0 3.09/3.55 3.22/3.61 3.35/3.64 3.26/3.65 3.39/3.8 3.34/3.67
SEER/SCOP 5.6/3.8 5.6/3.8 5.1/3.8 / / / / /
Cooling Energy Class A+ A+ A A A A A A
Heating Energy Class A A A A A A A A