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Haier AB09CS1ERA Service Manual

Commercial air conditioning
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Commercial Air Conditioning
MULTI upgrade series
DC inverter technology, high energy efficiency, higher EER A+, energy
saving for the user
Universal indoor units for multi upgrade series, Unitary smart DC inverter
and HAIER DAC split inverter type
High voltage communication, convenient wiring work
Multiple control types
10℃ constant temperature control
Universal power supply for 50Hz and 60Hz
Central control function available
New friendly refrigerant R410a, zero ODP, environment protection
Manual code: SYJS-017-10REV.0

SERVICE MANUAL

Models
Indoor: AB09CS1ERA
AB12CS1ERA
AB18CS1ERA
AB24ES1ERA
AC12CS1ERA
AC18CS1ERA
AC24CS1ERA
AD09LS1ERA
AD12LS1ERA
AD18LS1ERA
AD24LS1ERA
Outdoor: 3U19FS1ERA
4U25HS1ERA
4U30HS1ERA
5U34HS1ERA
Edition: 2010-12-10

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  Summary of Contents for Haier AB09CS1ERA

  • Page 1: Service Manual

    DC inverter technology, high energy efficiency, higher EER A+, energy saving for the user Universal indoor units for multi upgrade series, Unitary smart DC inverter and HAIER DAC split inverter type High voltage communication, convenient wiring work Multiple control types 10℃...
  • Page 2: Table Of Contents

    CONTENTS Contents………………………………………………………..2 1. Description of products & features………………………….3 2. Specification…………………………………………………...6 3. Dimensions…………………………………………………..21 4. Pipe and wiring installation…..……………………………..26 5. PCB photo, wiring diagram and function description……..72 6. Diagnostic code and troubleshooting.……………………...95 7. Outdoor performance curves………..……………………..101 8. Indoor air velocity and temperature distribution curves..105 9.
  • Page 3: Description Of Products & Features

    1.Description of products & features 1.1. Products code explanation U 19 Climate type: T1 (see table 1) Frequency type: DC inverter Product type: A stands for heat pump type, refrigerant is R22 B stands for heat pump type, refrigerant is R407C E stands for heat pump type, refrigerant is R410A N stands for cool only type, refrigerant is R407C Design edition...
  • Page 4 DAC split inverter type The indoor units are universal for the outdoors which belongs to EASY STOCK series. EASY STOCK is new concept brought by Haier to be convenient for design, sale, operation, and stock management. Adopt the much friendlier refrigerant R410a The air conditioner system adopts the greatly friendly refrigerant R410a, which is protective for the ozone layer and is good to avoid the earth getting warmer.
  • Page 5 Commercial Air Conditioner on the operation panel. Then according to the failure code chart, you can eliminate the failure soon. Central control function, if connected with a central controller That is convenient for building management. Weekly timing function, if connected with a weekly timer Universal power supply for 50Hz and 60Hz The multi upgrade series adopts universal power supply for 50Hz and 60Hz, which is convenient for design.
  • Page 6: Specification

    2. Specifications Item Model 3U19FS1ERA Function Cooling Heating Rating capacity 5400 6500 Power input (indoor + outdoor) 1410 1520 Current input (indoor + outdoor) 6.13 EER / COP 3.84 4.28 Minimum capacity 1500 1800 Minimum power input Maximum capacity 7000 8100 Maximum power input (indoor + outdoor) 2600...
  • Page 7 Item Model 4U25HS1ERA Function Cooling Heating Rating capacity 7600 8600 Power input (indoor + outdoor) 2100 2060 Current input (indoor + outdoor) EER / COP 3.62 4.18 Minimum capacity 1500 1800 Minimum power input Maximum capacity 9000 9500 Maximum power input (indoor + outdoor) 3500 3500 Power source...
  • Page 8 4U30HS1ERA Item Model Function Cooling Heating Rating capacity 8100 9800 Power input (indoor + outdoor) 2220 2430 Current input (indoor + outdoor) 10.6 EER / COP 3.65 4.03 Minimum capacity 1500 1800 Minimum power input Maximum capacity 9800 10500 Maximum power input (indoor + outdoor) 3800 3800 Power source...
  • Page 9 Item Model 5U34HS1ERA Function Cooling Heating Rating capacity 10000 10700 Power input (indoor + outdoor) 2940 2850 Current input (indoor + outdoor) 12.8 12.4 EER / COP 3.75 Minimum capacity 1500 1800 Minimum power input Maximum capacity 11000 11500 Maximum power input (indoor + outdoor) 4000 4000 Power source...
  • Page 10 Item Model AB09CS1ERA Function cooling heating Capacity Sensible heat ratio 0.71 Dehumidifying capacity 10‐³×m³/h Power Supply 1PH,220-230V 50-60HZ Type × Number CENTRIFUGALX1 Speed(H-M-L) 690/620/560 r/min Fan motor output power 0.03 Air-flow(H-M-L) m³/h 620/520/450 Type / Diameter inner grooved pipe/φ7 Heat exchanger Total Area 0.272...
  • Page 11 AD09LS1ERA Item Model Function cooling heating Capacity Sensible heat ratio 0.71 Dehumidifying capacity 10‐³×m³/h Power Supply 1PH,220-230V 50-60HZ Type × Number CENTRIFUGALX1 Speed(H-M-L) 1000/900/800±50 r/min Fan motor output power 0.05 Air-flow(H-M-L) 550/450/400 m³/h Static pressure Type / Diameter inner grooved pipe/φ7 Heat exchanger Total Area 0.11...
  • Page 12 Item Model AB12CS1ERA Function cooling heating Capacity 3.5(0.9--4.5) 3.7(1.0---4.8) Sensible heat ratio 0.71 Dehumidifying capacity 10‐³×m³/h Power Supply 1PH,220-230V 50-60HZ Type × Number CENTRIFUGALX1 Speed(H-M-L) r/min 690/620/560 Fan motor output power 0.03 Air-flow(H-M-L) 620/520/450 m³/h Type / Diameter inner grooved pipe/φ7 Heat exchanger Total Area m²...
  • Page 13 AC12CS1ERA Item Model Function cooling heating Capacity 3.5(0.9--4.5) 3.9(1.0---4.8) Sensible heat ratio 0.71 Dehumidifying capacity 10‐³×m³/h Power Supply 1PH,220-230V 50-60HZ Type × Number CENTRIFUGALX2 Speed(H-M-L) r/min 1100/1025/825 Fan motor output power 0.09 Air-flow(H-M-L) m³/h 650/550/450 Type / Diameter inner grooved pipe/φ7 Heat exchanger Total Area 0.20...
  • Page 14 AD12LS1ERA Item Model Function cooling heating Capacity 3.5(0.9--4.5) 4.0(1.0---4.8) Sensible heat ratio 0.71 Dehumidifying capacity 10‐³×m³/h Power Supply 1PH,220-230V 50-60HZ Type × Number CENTRIFUGALX1 Speed(H-M-L) 1000/900/800±50 r/min Fan motor output power 0.05 Air-flow(H-M-L) 550/450/400 m³/h Static pressure Type / Diameter inner grooved pipe/φ7 Heat exchanger Total Area...
  • Page 15 Item Model AB18CS1ERA Function cooling heating Capacity 5.0(1.8--5.8) 5.2(2.0---6.5) Sensible heat ratio 0.71 Dehumidifying capacity 10‐³×m³/h Power Supply 1PH,220-230V 50-60HZ Type × Number centrifugal*1 Speed(H-M-L) 795/690/550±50 r/min Fan motor output power 0.065 Air-flow(H-M-L) m³/h 680/620/500 Type / Diameter inner grooved pipe/φ7 Heat exchanger Total Area 0.272...
  • Page 16 Item Model AC18CS1ERA Function cooling heating Capacity 5.0(1.8--5.8) 5.5(2.0---6.5) Sensible heat ratio 0.71 Dehumidifying capacity 10‐³×m³/h Power Supply 1PH,220-230V 50-60HZ Type × Number CENTRIFUGALX2 Speed(H-M-L) 1220/1190/1050 r/min Fan motor output power 0.075 Air-flow(H-M-L) 800/720/650 m³/h Type / Diameter inner grooved pipe/φ7 Heat exchanger Total Area 0.45...
  • Page 17 Item Model AD18LS1ERA Function cooling heating Capacity 5.0(1.8---6.0) 5.5(2.0---6.2) Sensible heat ratio 0.73 Dehumidifying capacity 10‐³×m³/h Power Supply 1PH,220-230V 50-60HZ Type × Number centrifugal fan X 2 Speed(H-M-L) 700±30 / 540±30 / 400±30 r/min Fan motor output power Air-flow(H-M-L) 850/780/600 m³/h Static pressure Type / Diameter...
  • Page 18 Item Model AB24ES1ERA Function cooling heating Capacity 6.5(2.0---7.3) 7.1(2.5--8.0)) Sensible heat ratio 0.72 Dehumidifying capacity 10‐³×m³/h Power Supply 1PH,220-230VAC,50HZ Type × Number centrifugal*1 Speed(H-M-L) 670±40/550±50/460±50 r/min Fan motor output power 0.16 Air-flow(H-M-L) m³/h 1300/1100/870 Type / Diameter inner grooved pipe/φ7 Heat exchanger Total Area 0.49...
  • Page 19 Item Model AC24CS1ERA Function cooling heating Capacity 6.3(2.0-7.3) 7.1(2.5-8.0) Sensible heat ratio 0.72 Dehumidifying capacity 10‐³×m³/h Power Supply 1PH,220-230VAC,50HZ Type × Number centrifugal*2 Speed(H-M-L) r/min 1220±40/1190±50/1050±50/980±50 Fan motor output power 0.10 Air-flow(H-M-L) m³/h 800/720/650 Type / Diameter inner grooved pipe/φ7 Heat exchanger Total Area m²...
  • Page 20 Item Model AD24LS1ERA Function cooling heating Capacity 6.8(2.0---7.6) 7.1(3.0---8.3) Sensible heat ratio 0.72 Dehumidifying capacity 10‐³×m³/h Power Supply 1PH,220-230VAC,50HZ Type × Number centrifugal*2 Speed(H-M-L) 1250±40/1130±40/1000±50/850±50 r/min Fan motor output power 0.05 Air-flow(H-M-L) m³/h 1200/1050/850(white terminal 0 Pa) Static pressure Type / Diameter inner grooved pipe/φ7 Heat exchanger Total Area...
  • Page 21: Dimensions

    3. Dimension 3U19FS1ERA: Air inlet Air inlet Air outlet Handle Handle Liquid pipe:Ø6.35(flared)1/4 A unit connection Gas pipe :Ø9.52(flared)3/8 Liquid pipe:Ø6.35(flared)1/4 B unit connection Gas pipe :Ø9.52(flared)3/8 Liquid pipe:Ø6.35(flared)1/4 C unit connection Gas pipe :Ø9.52(flared)3/8 4U25HS1ERA, 4U30HS1ERA: Air inlet Air inlet Gas pipe Ø9.52(flared) 3/8(A,B,C unit) Air outlet...
  • Page 22 5U34HS1ERA: Air inlet Air inlet Gas pipe Air outlet Ø9.52(flared) 3/8(A,B,C,D unit) Ø12.7(flared) 1/2(E unit) Handle Indoor and outdoor Handle connect wiring hole (30*48) Handle A unit connection B unit connection C unit connection D unit connection E unit connection Liquid pipe Ø6.35(flared) 1/4 -22-...
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  • Page 24 AD092LS1ERA AD122LS1ERA AD142LS1ERA AD182LS1ERA AD092LS1ERA AD122LS1ERA AD142LS1ERA AD182LS1ERA -24-...
  • Page 25 Cassette type unit: AB24 1000 over -25-...
  • Page 26: Pipe And Wiring Installation

    4. Pipe and wiring installation 4.1 Multi combination and the data 3U19FS1ERA combination and the data COOLING Rated capacity(Kw) total cooling total power input total current energy Combinations label (Nom. cooling) capacity(kW) (kW) (A)@230V (W/W) Comb. min. rated max. min. rated max.
  • Page 27 4U25HS1ERA combination and the data COOLING Rated capacity Output/kW total cooling total power input total current energy Combinations label (Nom. cooling) capacity(kW) (kW) (A)@230V (W/W) Comb. Unit Unit Unit Unit Unit Unit Unit Unit min. rated max. min. rated max. min.
  • Page 28 4U25HS1ERA combination and the data HEATING Rated capacity Output/kW total heating total power input total current energy Combinations label (Nom. heating) capacity(KW) (A)@230V (W/W) Comb. Unit Unit Unit Unit Unit Unit Unit Unit min. rated max. min. rated max. min. rated max.
  • Page 29 4U30HS1ERA combination and the data COOLING energy Rated capacity Output/kW total cooling total power input total current Combinations label (Nom. cooling) capacity(kW) (kW) (A)@230V (W/W) Comb. min. rated max. min. rated max. min. rated max. Unit Unit Unit Unit Unit Unit Unit Unit...
  • Page 30 4U30HS1ERA combination and the data HEATING total heating total power input total current energy Rated capacity Output/kW Combinations label (Nom. heating) capacity(KW) (A)@230V (W/W) Comb. min. rated max. min. rated max. min. rated max. Unit Unit Unit Unit Unit Unit Unit Unit rated...
  • Page 31 5U34HS1ERA combination and the data COOLING total cooling total power input total current energy Rated capacity Output/kW Combinations capacity(kW) (kW) (A)@230V label (Nom. cooling) (W/W) Comb. min. rated max. min. rated max. min. rated max. Unit Unit Unit Unit Unit Unit Unit Unit...
  • Page 32 5U34HS1ERA combination and the data — 1.74 2.17 3.04 3.04 — 1.80 10.00 10.80 0.55 2.96 4.00 2.50 13.13 19.00 3.38 — 1.60 2.80 2.80 2.80 — 1.80 10.00 11.00 0.55 2.96 4.00 2.50 13.13 19.00 3.38 — 2.50 2.50 2.50 2.50 —...
  • Page 33 5U34HS1ERA combination and the data — — 2.26 2.97 5.47 — — 1.50 10.70 11.50 0.55 3.01 4.00 2.50 13.35 19.00 3.55 — — 3.57 3.57 3.57 — — 1.50 10.70 11.50 0.55 3.01 4.00 2.50 13.35 19.00 3.55 — —...
  • Page 34: Wiring Connection

    4.2. Wiring connection 3U19FS1ERA If this outdoor unit connects with AS*S1ERA, the connecting cable is 1.5mm2 Connect the connecting wires between indoor and outdoor units and ensure the sequence numbers on terminals match with each other. -34-...
  • Page 35 4U25-30HS1ERA If this outdoor unit connects with AS*S1ERA, the connecting cable is 1.5mm2 Connect the connecting wires between indoor and outdoor units and ensure the sequence numbers on terminals match with each other. -35-...
  • Page 36 5U34HS1ERA: If this outdoor unit connects with AS*S1ERA, the connecting cable is 1.5mm2 Connect the connecting wires between indoor and outdoor units and ensure the sequence numbers on terminals match with each other. -36-...
  • Page 37 4.3 Limitation values on pipe installation 3U19FS1ERA Item Unit Description Standard Maximum A,B,C liquid pipe mm Size of the liquid side connection pipe φ6.35 A,B,C Gas pipe mm Size of the gas side connection pipe φ9.52 L1 (one way) Max.piping length between IU and OU of the way ≤10 ≤25 L2 (one way)
  • Page 38 4U25-30HS1ERA Item Unit Description Standard Maximum A,B,C, Dliquid pipe mm Size of the liquid side connection pipe φ6.35 A,B,C Gas pipe mm Size of the gas side connection pipe φ9.52 D Gas pi[pe mm Size of the gas side connection pipe φ12.7 L1 (one way) Max.piping length between IU and OU of the way...
  • Page 39 5U34HS1ERA: U n i Item Description Standard Maximum A,B,C,D,E liquid pipe mm Size of the liquid side connection pipe φ6.35 A,B,C,D Gas pipe mm Size of the gas side connection pipe φ9.52 E Gas pi[pe mm Size of the gas side connection pipe φ12.7 L1 (one way) Max.piping length between IU and OU of the way...
  • Page 40 Connection cautions model 3U19FS1ERA 4U25HS1ERA,4U30HS1ERA 5U34HS1ERA connection priority between indoor and stop valve higher from down to up when there is 1 indoor,the prior stop valve is when there are 2 D、C indoors,the prior C、B E、D stop valves are when there are 3 indoors,the prior C、B、A D、C、B...
  • Page 41 4.4 Outdoor installation -40-...
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  • Page 48 –¨ 25.40 YCZ-A001 YCZ-A003 -47-...
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  • Page 50 4.5. Cassette type AB***ERA -49-...
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  • Page 55 4.6. Convertible type AC*** ERA Floor console SELECTING THE MOUNTING POSITION Fig.A may be difference WARNING 1.5m Install at a place that can withstand the weight of the indoor and outdoor units and install positively so that the units will not topple or fall Left Right CAUTION...
  • Page 56: Preparing Indoor Unit Installation

    PREPARING INDOOR UNIT INSTALLATION REMOVE THE INTAKE GRILL Open the intake grill and remove the three or four or six screws.(Fig. 1) Fig. 1 Remark: The main unit can be wired before the indoor unit is installed. Select the most appropriate installation order.
  • Page 57 2. INSTALLING DRAIN HOSE Wrap the insulation (drain hose) around the drain Select whether the drain hose will be connected hose connection. (Fig.7) to the left or right side.(Fig.3) Insert the drain hose into the drain pan, then secure the drain hose with a nylon fastener.
  • Page 58 1. DRILLING FOR PIPING 3. INSTALLING BRACKETS Select piping and drain directions. Install the brackets with nuts, washers and spring (Fig.11) washers.(Fig. 15) Rear (Install the drain Fig. 15 hose in the direction.) Right Spring washer Bracket Special nut Fig. 11 CAUTION Bracket (Left) Bracket (Right)
  • Page 59: Outdoor Unit Installation

    5. INSTALL THE DRAIN HOSE OUTDOOR UNIT INSTALLATION Select whether the drain hose will be connected to CONNECTING THE PIPING the left or right side.(Fig.3) Insert the drain hose into the drain pan, then secure 1. FLARE PROCESSING the drain hose with a nylon fastener.(Fig.6) (1) Cut the connection pipe with pipe cutters so Wrap the insulation (drain hose)around the drain that the pipe is not deformed.
  • Page 60 3. PIPING CONNECTION Fit the nut on and fasten 90 0.5 The maximum length and drop height of connecting pipe Please refer to the installation manual of outdoor unit Joint To ensure the efficiency , Pipes shall be as short as possible. Spanner Cautions for piping connection Do not twist or deform the connecting pipe.