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39

A5HDC-2009

Troubleshooting

Noisy Operation

Unremoved Shipping Bolt(s)

Evaporator

Fan

Compressor

Overcharged Refrigerant

Low Suction Pressure

Worn Compressor Parts

Knocking Runner

Worn Bearing

Refrigerant Short Charge

Remove The Bolt(s)

Purge The Refrigerant

See "Low Suction Pressure"

Replace Or Repair The Compressor

Fix The Runner Or Casing Properly

Noisy

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Add Refrigerant

Change The Bearing

Liquid Line

Shipping

Bolt(s)

Liquid

Refrigerant

Backing Up

Noisy

Noisy

Inadequate Duct Work

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Check Flexible Ducts

Noisy

Strainer

Whistling

High Suction Pressure

Low Suction Pressure

Noisy Operation

High Suction

Pressure

Excessive Fresh Air Intake

Evaporator

Air Inlet

Temperature

Insufficient Duct Insulation

Defective Compressor Valve

Reduce The Fresh Air Intake

Reinforce The Duct Insulation

Change Or Repair The Compressor

Low

Overcharged Refrigerant

Purge The Refrigerant

Low Suction Pressure

Clogged Air Filter

Evaporator

Air Inlet

Temperature

Evaporator

Air Flow

Restricted Duct

Low Fan Speed

Short Cycling

Faulty Thermostat

Restricted Liquid LIne And

Suction Line

Low Discharge Pressure

Clean The Air Filter

Remove The Restriction

Adjust The Fan Speed

Remove Obstacles To Air Circulation

Repair Or Replace If Necessary

Restricted

Low

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See "Low Discharge Pressure"

Remove The Restriction

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Содержание A5HDC20AR

Страница 1: ...Horizontal Ducted Condensing Unit A5HDC 2009 Models A5HDC20AR A5HDC25AR...

Страница 2: ...t Diagram 8 Controller 9 Installation Guideline 11 Sound Data 18 Sound Pressure Level 18 NC Curve 19 Engineering Physical Data 20 General Data 20 Component Data 21 Safety Devices 22 Performance Data 2...

Страница 3: ...ure Indoor Nomenclature A 5 CC 20 C R Brand A Acson Model Name Capacity Index Model Type Refrigerant Omitted if R22 4 R407C 5 R410A CC Ceiling Concealed 20 20 000 Btu h Chassis C C series Omitted if c...

Страница 4: ...nclature A 5 HDC 20 A R Brand A Acson Model Name Capacity Index Model Type Refrigerant Omitted if R22 4 R407C 5 R410A HDC Horizontal Ducted Condensing Unit 20 20 000 Btu h Chassis A A series Omitted i...

Страница 5: ...door Unit A5CC CR Nomenclature L2 SLM 3 Bare Air Filter CE EPS Drain Pan 20CR AFBA X X X X X X 25CR AFAA X X X X X X Handset Heat Pump Classification Refrigerant Control Marking Air Purification Fin O...

Страница 6: ...ct Line Up Outdoor Unit A5HDC AR Cap Tube Hydrophilic Coated Rotary CE 20AR AFBA X X X X 25AR AFAA X X X X Heat Pump Compressor Others Classification A5HDC AR Nomenclature Refrigerant Control Fin Mark...

Страница 7: ...allation cost improved reliability efficiency compared to roof mounted units Flexibility in Installation The supply and return grille can be selected based on end user or professional interior designe...

Страница 8: ...Heatpump Application Information Heating Cooling Outdoor temp CDB Indoor temp CWB 19 35 15 46 24 STD Outdoor temp CWB Indoor temp CDB 9 15 21 6 27 18 STD Caution The use of your air conditioner outsid...

Страница 9: ...8 A5HDC 2009 Application Information Refrigerant Circuit Diagram Model A5CC20CR A5HDC20AR A5CC25CR A5HDC25AR 70034 095378...

Страница 10: ...eed selection Press the button until the desired fan speed is achieved 5 Timer Press the set button to select the switch timer of the air conditioner unit the setting range is between 1 to 10 hours 6...

Страница 11: ...r damage to the compressor Ensure that the unit s panel is closed after service or installation Unsecured panels will cause the unit to operate noisily Sharp edges and coil surfaces are potential loca...

Страница 12: ...Precaution steps as below i Use the hanging bracket supplied with the unit ii Ensure the support is strong enough to withstand the weight of the unit iii Incline the drain pipe as per diagram B Do not...

Страница 13: ...e to insulation failures All wiring must be firmly connected All wiring must not touch the hot refrigerant piping compressor or any moving parts of fan motors Refrigerant Piping Maximum Pipe Length An...

Страница 14: ...5 88 5 8 65 Vacuuming and Charging The precharged outdoor unit does not need any vacuuming or charging However once it is connected theconnecting pipe line and the indoor need to be vacuumed before re...

Страница 15: ...the outdoor unit For the piping length of 5m Additional refrigerant charge after vacuuming is not necessary When the piping length is more than 5m please use the table below unit in gram Model 7m 10m...

Страница 16: ...ere any abnormal vibrations with regard to unit itself or piping d Is there smooth drainage of water Check that 1 Outdoor blower is running with warm air blowing off the discharge grille cooling cycle...

Страница 17: ...l differ depending on whether it is in gaseous or liquid phase Hence when charging R410A ensure that only liquid is being withdrawn from the cylinder or can This is to make certain that only original...

Страница 18: ...and trouble free system operation a During installation or servicing avoid prolong exposure of the internal part of the refrigerant system to moist air Residual POE oil in the piping and components ca...

Страница 19: ...Medium 41 40 36 33 29 28 22 39 32 3 0 Low 36 35 33 31 26 27 21 36 30 A5CC25CR Noise Criteria Overall A dBA 1 1 Octave A Weighted Sound Pressure dBA ref 20 Pa Model Speed A5CC20CR Microphone position 1...

Страница 20: ...60 70 125 250 500 1000 2000 4000 8000 Octave band frequency Hz NC 40 NC 35 NC 30 NC 25 NC 45 NC 50 High fan Low fan Medium fan Sound pressure level dB ref 20 Pa 0 10 20 30 40 50 60 70 125 250 500 100...

Страница 21: ...T DIMENSION HEIGHT 618 24 3 703 27 7 DEPTH WIDTH 1347 53 0 UNIT WEIGHT 22 49 PACKING DIMENSION HEIGHT 1251 49 3 DEPTH 541 21 3 CONDENSATE DRAIN SIZE 19 1 3 4 376 14 8 WIDTH 64 58 34 0 3 0 2 0 1 SOUND...

Страница 22: ...T A5CC20CR OUTDOOR UNIT A5HDC20AR INDOOR FAN TYPE CENTRIFUGAL QUANTITY 2 MATERIAL GALVANIZED STEEL DRIVE DIRECT DIAMETER 160 6 30 LENGTH 202 7 95 INDOOR FAN MOTOR TYPE INDUCTION QUANTITY 1 INDEX OF PR...

Страница 23: ...THERMOSTAT SETTING C F 1 ALL SPECIFICATIONS ARE SUBJECTED TO CHANGE BY THE MANUFACTURER WITHOUT PRIOR NOTICE N A N A SAFETY DEVICE HIGH PRESSURE SWITCH TYPE N A N A LOW PRESSURE SWITCH TYPE N A N A PH...

Страница 24: ...ity TC and sensible capacity SC at those temperatures which are not stated out in the table Example Model A5CC20CR A5HDC20AR Indoor Condition 23 C DB 15 C WB Outdoor Condition 37 C DB Solution Overall...

Страница 25: ...r DB C Indoor WB C Outdoor DB C 40 TC kW SC kW 24 15 x2 y2 16 3 066 17 3 137 2 056 1 954 Total capacity TC x2 2 995kW Same as Total capacity at 20 C Indoor DB 15 C Indoor WB 40 C Outdoor WB Sensible c...

Страница 26: ...ndition 40 C DB Indoor DB C Indoor WB C Outdoor DB C 40 TC kW 20 15 2 995 23 15 x4 y4 24 15 2 995 1 195 2 158 Total capacity TC x4 2 995kW Same as Total capacity at 20 C Indoor DB 15 C Indoor WB 40 C...

Страница 27: ...tdoor Condition 37 C DB Indoor DB C Indoor WB C Outdoor DB C 35 37 40 TC kW SC kW TC kW TC kW SC kW SC kW 23 15 3 295 2 233 x y 2 995 1 917 Total capacity TC Interpolation Method 40 C 35 C 2 995kW 3 2...

Страница 28: ...227 5 720 2 942 5 305 2 599 24 7 188 3 746 6 845 3 424 6 503 3 102 6 161 2 780 5 819 2 458 5 408 2 072 20 6 843 5 699 6 488 5 522 6 133 5 345 5 778 5 169 5 423 4 992 4 997 4 780 21 6 929 5 361 6 577...

Страница 29: ...62 7 542 3 749 7 071 3 335 6 600 2 921 6 035 2 425 24 8 741 4 299 8 243 3 846 7 745 3 393 7 247 2 940 6 749 2 488 6 151 1 944 20 7 716 6 066 7 325 5 769 6 934 5 473 6 543 5 177 6 153 4 880 5 684 4 525...

Страница 30: ...009 Outline and Dimension Outline and Dimension Indoor Unit Model A5CC20 25CR A B C D E F G H A5CC20CR 1041 225 1002 962 261 411 351 1065 A5CC25CR 1176 225 1137 1097 261 411 351 1200 Note Dimension in...

Страница 31: ...30 A5HDC 2009 Outline and Dimension Outdoor Unit Model A5HDC20 25AR Note Dimension in mm...

Страница 32: ...CAPACITOR F RATED INPUT POWER COOLING W RATED INPUT POWER HEATING W RATED RUNNING CURRENT COOLING A RATED RUNNING CURRENT HEATING A LOCKED ROTOR AMP A MODEL INDOOR UNIT A5CC20CR OUTDOOR UNIT A5HDC20A...

Страница 33: ...32 A5HDC 2009 Wiring Diagram Wiring Diagram Heat Pump Indoor Unit Outdoor Unit Model A5CC20CR Model A5HDC20AR A5CC25CR A5HDC25AR 70034 095382...

Страница 34: ...filter well and dry before placing it back on to the unit 3 Do not use gasoline volatile substances or chemicals to clean the filter 1 Clean any dirt or dust on the grille or panel by wiping it with...

Страница 35: ...ten all wiring connections and panels Check for refrigerant leakage Most of the parts are accessible by removal of bottom side panel Caution Do not charge OXYGEN ACETYLENE OR OTHER FLAMMABLE and poiso...

Страница 36: ...are open The air entrance and exit are clogged The regulate temperature is not high enough 4 The remote control light is deficient The batteries are discharge The batteries are not correctly inserted...

Страница 37: ...defective 2 Reversing valve leaking 1 Undercharged with refrigerant 2 Refrigerant leakage 3 Air filter clogged dirty indoor unit 4 Indoor fan locked seized 5 Defective defrost control outdoor coil fr...

Страница 38: ...actor Change The Contactor Get The Right Voltage Get The Right Voltage Get The Right Voltage Tighten The Connections Repair or Replace The Components Repait The Power Line Repair Or Replace The Switch...

Страница 39: ...ections See High Discharge Pressure or High Suction Pressure Tighten The Connections See High Discharge Pressure or Low Suction Pressure Add Refrigerant Repair Leakage If Detected See High Discharge P...

Страница 40: ...y Strainer Whistling High Suction Pressure Low Suction Pressure Noisy Operation High Suction Pressure Excessive Fresh Air Intake Evaporator Air Inlet Temperature Insufficient Duct Insulation Defective...

Страница 41: ...50039005356 2 Fan Deck B Assy Wheel Housing Right R50039005355 A5CC20CR R50014035082 C Fan Motor A5CC25CR R50014032629 A5CC20C R03039004898 3 Assy Coil A5CC25CR R03039004899 A5CC20CR R50024079268 D Ai...

Страница 42: ...cription No Description 1 Assy Front Panel 12 Assy 4 Way Valve 2 Assy Drain Pan 13 Tube Comp Suct To Acc Out 3 Assy Base Panel 14 Blower 4 Assy Coil 15 Fan Motor 5 Compressor Jacket 16 Bracket Fan Mot...

Страница 43: ...cription No Description 1 Assy Front Panel 12 Assy 4 Way Valve 2 Assy Drain Pan 13 Tube Comp Suct To Acc Out 3 Assy Base Panel 14 Blower 4 Assy Coil 15 Fan Motor 5 Compressor Jacket 16 Bracket Fan Mot...

Страница 44: ...press we are constantly striving for improvement and therefore reserve the rights to alter model specifications and equipment without prior notice Details of specifications and equipment are also sub...

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