AUX ARV Series Operating manual

AUX ARV SERIES INDOOR UNIT – DC&AC TYPE Technical&Service Manual
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Technical & Service Manual
ARV Indoor Unit Series
Version 2022.1

AUX ARV SERIES INDOOR UNIT – DC&AC TYPE Technical&Service Manual
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Content
Part1 General Information ......................................................................... 3
Part2 Wall Mounted.................................................................................... 6
Part3 Compact Four-way Cassette......................................................... 35
Part4 Four-way Cassette ......................................................................... 48
Part5 Ceiling floor .................................................................................... 80
Part6 Low Static Pressure Duct............................................................ 107
Part7 Medium Static Pressure Duct ..................................................... 154
Part8 High Static Pressure Duct ........................................................... 212
Part9 Fresh Air Processing Unit ........................................................... 241
Part10 Installation .................................................................................. 264
Part11 Trouble shooting ........................................................................ 290
History ..................................................................................................... 307

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Part1 General Information
1. Nomenclatures
ARV T CA - H 028 / 4 R1 A
Design Series Code
Refrigerant Type:
R1:R410A R22 Omitted
Power Supply：
2: 220-240V~/1Ph/ 60Hz 4: 220-240V~/1Ph/50Hz
5: 380-415V~/3Ph/50Hz 6: 380-415V~/3Ph/60Hz
9:208-230V~/3Ph/60Hz
N:220-240V~/1Ph/50/60Hz
S: 380-415V~/3Ph/50/60Hz
Cooling Capacity (×100W)
H: Cooling & Heating C: Cooling Only
Indoor Unit Type：
C1：One-way Cassette C2：Two-way Cassette
CA：Four-way Cassette CF：Ceiling&Floor
SD：Slim Duct MD：Mid ESP Duct
HD：High ESP Duct WM：Wall Mounted
FA：Fresh Air Processer
Climate Class:
T: T3 Type
AUX Refrigerant Variable AC

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2. Matched ODU series
2.1 Top Discharge ARV ODU
Note: All above models can match all IDUs
Series Capacity
（HP / kW） Model Pictures
T1 ARV6 Series
8 / 25.2 ARV-H250/SR1MV
10 / 28.0 ARV-H280/SR1MV
12 / 33.5 ARV-H330/SR1MV
14 / 40.0 ARV-H400/SR1MV
16 / 45.0 ARV-H450/SR1MV
18 / 50.4 ARV-H500/SR1MV
20 / 56.0 ARV-H560/SR1MV
22 / 61.5 ARV-H610/SR1MV
T1 ARV6-S Series
8 / 25.2 ARV-H250/SR1MV-S
10 / 28.0 ARV-H280/SR1MV-S
12 / 33.5 ARV-H330/SR1MV-S
14 / 40.0 ARV-H400/SR1MV-S
16 / 45.0 ARV-H450/SR1MV-S
18 / 50.4 ARV-H500/SR1MV-S
20 / 56.0 ARV-H560/SR1MV-S
22 / 61.5 ARV-H610/SR1MV-S
T3 ARV6 Series
8 / 25.2 ARVT-H250/SR1MV
10 / 28.0 ARVT-H280/SR1MV
12 / 33.5 ARVT-H330/SR1MV
14 / 40.0 ARVT-H400/SR1MV
16 / 45.0 ARVT-H450/SR1MV
Individual Series
22 / 61.5 ARV-H620/5R1I
24/ 67.0 ARV-H670/5R1I
26 / 73.0 ARV-H730/5R1I
28 / 78.5 ARV-H780/5R1I
30 / 85.0 ARV-H850/5R1I
32 / 90.0 ARV-H900/5R1I

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2.2 Side discharge ARV ODU
Note: All above models can match all IDUs
Series Capacity
(kW） Model Pictures
T1 MINI Series
(50&60HZ 1 phase)
8 ARV-H080/NR1
10 ARV-H100/NR1
12 ARV-H120/NR1
14 ARV-H140/NR1
16 ARV-H160/NR1
T1 MINI Series
(50&60HZ 3 phase)
12 ARV-H120/SR1DCS7
14 ARV-H140/SR1DCS7
ARV-H140/SR1DCSA
16 ARV-H160/SR1DCS7
ARV-H160/SR1DCSA
22 ARV-H220/SR1DCS7
26 ARV-H260/SR1DCS7
T3 MINI Series
10 ARVT-H100/NR1
12 ARVT-H120/NR1
14 ARVT-H140/NR1
16 ARV-H160/SR1DCS7
18 ARVT-H180/SR1DCS7
T1 MINI Series
(50HZ 3 phase)
22 ARV-H220/5R1A
28 ARV-H280/5R1A

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Part2 Wall Mounted
1. Product Line-up
Series Models Photos
50&60HZ J Series
ARVWM-H022/NR1DJA
ARVWM-H028/NR1DJA
ARVWM-H036/NR1DJA
ARVWM-H045/NR1DJA
ARVWM-H056/NR1DJA
ARVWM-H071/NR1DJA
50&60HZ L Series
ARVWM-H022/R1X(LI)
ARVWM-H028/R1X(LI)
ARVWM-H036/R1X(LI)
ARVWM-H045/R1X(LI)
ARVWM-H056/R1X(LI)
ARVWM-H071/R1X(LI)
50HZ L Series
ARVWM-H022/4R1A(LH)
ARVWM-H028/4R1A(LH)
ARVWM-H036/4R1A(LH)
ARVWM-H045/4R1A(LH)
ARVWM-H056/4R1A(LH)
ARVWM-H071/4R1A(LH)
60HZ L Series
ARVWM-H022/2R1A(LH)
ARVWM-H028/2R1A(LH)
ARVWM-H036/2R1A(LH)
ARVWM-H045/2R1A(LH)
ARVWM-H056/2R1A(LH)
ARVWM-H071/2R1A(LH)
Remark: Discontinued (50&60HZ L Series, 50HZ L Series, 60HZ L Series)

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2. Dimensions
Wall Mounted J Series
ARVWM-H022/NR1DJA 、ARVWM-H028/NR1DJA、ARVWM-H036/NR1DJA
ARVWM-H045/NR1DJA、ARVWM-H056/NR1DJA
ARVWM-H071/NR1DJA

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Physical
Dimension
ARVWM-H022/R1X(LI)
ARVWM-H022/4R1A(LH)
ARVWM-H022/2R1A(LH)
ARVWM-H028/R1X(LI)
ARVWM-H028/4R1A(LH)
ARVWM-H028/2R1A(LH)
ARVWM-H036/R1X(LI)
ARVWM-H036/4R1A(LH)
ARVWM-H036/2R1A(LH)
Length mm 850 850 850
Height mm 300 300 300
Width mm 198 198 198
Physical
Dimension
ARVWM-H045/R1X(LI)
ARVWM-H045/4R1A(LH)
ARVWM-H045/2R1A(LH)
ARVWM-H056/R1X(LI)
ARVWM-H056/4R1A(LH)
ARVWM-H056/2R1A(LH)
ARVWM-H071/R1X(LI)
ARVWM-H071/4R1A(LH)
ARVWM-H071/2R1A(LH)
Length mm 970 970 1100
Height mm 315 315 330
Width mm 235 235 235

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3. Features
1) Superb craftsmanship --0.3 mm seam, appearance integration
2) Kinds of panels optional -- JA is standard , JC,JD…. Optional
3) Wave - shaped left - right limit wind blade -- air flow is more uniform, concentration and longer
4) Fin guide design -- Optimize the air duct，improve the air supply distance
5) Removable under jaw – Installation time reduced by half
6) Two way drainage design -- Suitable for kinds of installation sites, more convenient for drainage
7) PCB pluggable and maintenance -- Efficient and quick maintenance, Remove the medium frame &
wiring cover, PCB can be repaired (For 2.2/2.8/3.6 Kw no need to remove the medium frame)
8) High precise control EXV 2000 pulse -- Multi-stage gear transmission, lower running sound and no
abnormal noise ;There is no sudden change in the refrigerant flow characteristic diagram, and the flow
control is stable
9) Wired controller optional, Suitable for kinds of customer requirement, Embedded wall installation,
simple and beautiful
10) Smart WIFI control , Through A-link module able to remote control indoor unit ON/OFF, set
temperature, fan speed …Bring users a comfortable and intelligent control experience
11) Room card function, Insert card , Indoor unit can be controlled by remote/wired controller, Remove
card ,indoor unit keep off status, not response the signal from controller
12) Wired group Control , Max 16 units can be controlled by one wired controller, All units can be
controlled at the same time ( not individual control)
13) Centralized control , Max 256 units can be controlled by Touch screen centralized controller CC02
All units can be controlled individual, support weekly schedule control
● Optional Panels
J Series (50&60HZ)
Standard panel Optional panel
More Panels please contact the sales team
JA JC JD

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4. Sound level
4.1 Test condition
4.2 Test value
Series Models Noise level under three speeds of fan (dB(A))
H M L
50&60HZ
J Series
ARVWM-H022/NR1DJA 38 33 27
ARVWM-H028/NR1DJA 38 33 27
ARVWM-H036/NR1DJA 38 33 27
ARVWM-H045/NR1DJA 42 38 34
ARVWM-H056/NR1DJA 42 38 34
ARVWM-H071/NR1DJA 44 40 37
50&60HZ
L Series
ARVWM-H022/R1X(LI) 38 33 27
ARVWM-H028/R1X(LI) 38 33 27
ARVWM-H036/R1X(LI) 38 33 27
ARVWM-H045/R1X(LI) 45 41 35
ARVWM-H056/R1X(LI) 45 41 35
ARVWM-H071/R1X(LI) 48 45 39
50HZ
L Series
ARVWM-H022/4R1A(LH) 38 33 27
ARVWM-H028/4R1A(LH) 38 33 27
ARVWM-H036/4R1A(LH) 38 33 27
ARVWM-H045/4R1A(LH) 45 41 35
ARVWM-H056/4R1A(LH) 45 41 35
ARVWM-H071/4R1A(LH) 48 45 39
60HZ
L Series
ARVWM-H022/2R1A(LH) 38 33 27
ARVWM-H028/2R1A(LH) 38 33 27
ARVWM-H036/2R1A(LH) 38 33 27
ARVWM-H045/2R1A(LH) 45 41 35
ARVWM-H056/2R1A(LH) 45 41 35
ARVWM-H071/2R1A(LH) 48 45 39
Remark: Discontinued (50&60HZ L Series, 50HZ L Series, 60HZ L Series)

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4.3 NC curves
ARVWM-H022/NR1DJ*、ARVWM-H028/NR1DJ*、ARVWM-H036/NR1DJ*
ARVWM-H045/NR1DJ*、ARVWM-H056/NR1DJ*

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ARVWM-H071/NR1DJ*

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5. Capacity table
Cooling Capacity of Outdoor Dry Bulb Temperature and Indoor Dry/Wet Bulb Temperature or Power
Consumption Correction Coefficient
Outdoor dry bulb
temperature
[℃]
Correction
coefficient
Indoor dry/wet bulb temperature[℃]
22/15 24/17 27/19 29/21 32/23
-15～20 Cooling capacity 80 - 110 % of nominal
Power 25 - 50 % of nominal
25 Cooling capacity 0.97 1.03 1.10 1.16 1.22
Power 0.78 0.79 0.81 0.82 0.84
30 Cooling capacity 0.92 0.98 1.05 1.11 1.17
Power 0.88 0.89 0.91 0.92 0.93
35 Cooling capacity 0.87 0.94 1.0 1.06 1.13
Power 0.96 0.97 1.0 1.01 1.03
40 Cooling capacity 0.96 0.89 0.95 1.02 1.08
Power 1.05 1.07 1.08 1.09 1.11
45 Cooling capacity 0.77 0.84 0.90 0.96 1.02
Power 1.16 1.18 1.19 1.2 1.23
50 Cooling capacity 0.75 0.80 0.86 0.91 0.98
Power 1.24 1.27 1.28 1.3 1.32
Heating Capacity of Outdoor Dry/Wet Bulb Temperature and Indoor Dry Bulb Temperature or Power
Consumption Correction Coefficient
Outdoor ambient
temperature of
dry/wet bulb[℃]
capacity/power
correction
coefficient
Indoor back temperature of dry bulb [℃]
15 20 25
-20/-21 Heating capacity 0.58 0.53 0.49
Power 0.50 0.56 0.62
-15/-16 Heating capacity 0.64 0.59 0.55
Power 0.60 0.66 0.72
-10/-12 Heating capacity 0.71 0.66 0.62
Power 0.72 0.78 0.84
-7/-8 Heating capacity 0.76 0.72 0.67
Power 0.81 0.87 0.93
-1/-2 Heating capacity 0.79 0.74 0.70
Power 0.86 0.92 0.98
2/1 Heating capacity 0.81 0.76 0.72
Power 0.89 0.95 1.01
7/6 Heating capacity 1.04 1.0 0.96
Power 0.94 1.0 1.06
10/9 Heating capacity 1.1 1.06 1.01

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Power 0.99 1.05 1.11
15/12 Heating capacity 1.16 1.12 1.07
Power 1.05 1.11 1.17
15-24 Heating capacity 0.85 – 1.05 of nominal
Power 0.80 – 1.20 of nominal
Length Correction Coefficient of Indoor/Outdoor Unit Connecting Tube

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Positive side of high head means installation height of outdoor unit should be higher than indoor unit;
negative side of high head means installation height of outdoor unit should be lower than indoor unit;
(change ratio of basic capacity)
6. Refrigerant piping diagram
Filter Filter
Electronic
Expansion Valve
Liquid Pipe Stop Valve
Gas Pipe Stop Valve
Refrigerant pipe connection port diameters
(mm)
Model Gas Liquid
ARVWM-H022/R1X(LI)
ARVWM-H022/4R1A(LH)
ARVWM-H022/2R1A(LH)
ARVWM-H022/NR1DJA
Φ9.52 Φ6.35
ARVWM-H028/R1X(LI)
ARVWM-H028/4R1A(LH)
ARVWM-H028/2R1A(LH)
ARVWM-H028/NR1DJA
ARVWM-H036/R1X(LI)
ARVWM-H036/4R1A(LH)
ARVWM-H036/2R1A(LH)
ARVWM-H036/NR1DJA
ARVWM-H045/R1X(LI)
ARVWM-H045/4R1A(LH)
ARVWM-H045/2R1A(LH)
ARVWM-H045/NR1DJA Φ12.7 Φ6.35
ARVWM-H056/R1X(LI)
ARVWM-H056/4R1A(LH)
ARVWM-H056/2R1A(LH)
ARVWM-H056/NR1DJA
ARVWM-H071/R1X(LI)
ARVWM-H071/4R1A(LH)
ARVWM-H071/2R1A(LH)
Φ15.88 Φ6.35

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ARVWM-H071/NR1DJA
7. PCB wiring diagram
50&60HZ J Series
ARVWM-H022/NR1DJA、ARVWM-H028/NR1DJA、ARVWM-H036/NR1DJA、
ARVWM-H045/NR1DJA、ARVWM-H056/NR1DJA、ARVWM-H071/NR1DJA
M3
5
M4 M1 M2

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50&60HZ L Series
ARVWM-H022/R1X(LI)，ARVWM-H028/R1X(LI)，ARVWM-H036/R1X(LI)
ARVWM-H045/R1X(LI)，ARVWM-H056/R1X(LI)，ARVWM-H071/R1X(LI)

AUX ARV SERIES INDOOR UNIT – DC&AC TYPE Technical&Service Manual
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50HZ L Series
ARVWM-H022/4R1A(LH)，ARVWM-H028/4R1A(LH)，ARVWM-H036/4R1A(LH)
ARVWM- H045/4R1A(LH)，ARVWM-H056/4R1A(LH)，ARVWM-H071/4R1A(LH)
60HZ L Series
ARVWM-H022/2R1A(LH)，ARVWM-H028/2R1A(LH)，ARVWM-H036/2R1A(LH)
ARVWM-H045/2R1A(LH)，ARVWM-H056/2R1A(LH)，ARVWM-H071/2R1A(LH)
PG-M
(PG_Control)
PG Fan
3
PG-FK
(PG_Back)
EVL(PMV)
5
LR-S-M
(L_R)
UD-S-M
(UP_DW)
5
Step Motor
(DSPLY)
DISPLAY
(CN13)
WIFI
(Tico)
TICO
(Ticm)
TICM
(Tici)
TICI
(Tai)
TAI
(HEAT-L)DJR-L
(HEAT-N)DJR-N
AC_N
AC_L
LNAB
(TR-O)TR2
(B A GND)
485-BUS
Transformer
3
Notes: Some models have no
content inside dashed frame.
(TR_IN)TR1
0319
5

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8. PCB Port Introduction
50&60HZ J Series
ARVWM-H022/NR1DJA、ARVWM-H028/NR1DJA、ARVWM-H036/NR1DJA
11222549000025 R主控制器DLB-DC02(09-12)KL-E1(SY)

AUX ARV SERIES INDOOR UNIT – DC&AC TYPE Technical&Service Manual
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50&60HZ J Series
ARVWM-H045/NR1DJA、ARVWM-H056/NR1DJA、ARVWM-H071/NR1DJA
11222549000024 R 主控制器 DLB-DC(18-24)KL(2P)-E1(SY)
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