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Ceiling Concealed

D Series

ACC-D2-2007

ACC  75  D/DR

ACC 100 D/DR

Models:

Summary of Contents for A4MC 100ER

Page 1: ...Ceiling Concealed D Series ACC D2 2007 ACC 75 D DR ACC100 D DR Models ...

Page 2: ...ALLATION 4 SOUND DATA 24 5 SELECTION PROCESS 26 FAN PERFORMANCE CHART 6 ENGINEERING PHYSICAL DATA 28 GENERAL DATA COMPONENTS DATA SAFETY DEVICES 7 PERFORMANCE DATA 37 PERFORMANCE TABLE 8 DIMENSIONAL DATA 47 9 ELECTRICAL DATA 49 10 WIRING DIAGRAMS 51 11 SERVICING AND MAINTENANCE 53 12 TROUBLESHOOTING 55 13 EXPLODED VIEW PART LIST 61 TABLE OF CONTENTS ...

Page 3: ...Heatpump Omitted if cooling only Capacity 7 7 000 Btu h Model Name CC Ceiling Concealed Refrigerant Blank R R 07C Brand A Acson Electrical Characteristic A 0Hz Ph 0 0V Type of connection B For Brazed A First Issue Production spec variation 1 NOMENCLATURE ...

Page 4: ...l Type R Heatpump Omitted if cooling only Capacity 7 7 000 Btu h Model Name MC Single Split Condensing Unit Refrigerant Blank R R 07C Brand A ACSON Electrical Characteristic F 0Hz Ph 0 V P 0Hz Ph 0 0V Q 0Hz Ph 0V Type of connection B For Brazed A First Issue ...

Page 5: ...be TXV 75D ABAA X X X X X X X 100D ABAA X X X X X X X 75DR ABAA X X X X X X X 100DR ABAA X X X X X X X Cooling Model Heat Pump Model With Air Filter X X Fin ALUMINIUM CORR X X Level Switch Classification Refrigerant Control ACC NONMENCLATURE Built in Filter Rail Product Line up ...

Page 6: ...C X X X X X X X PCAA X X X X X X QBAB X X X X X QBAC X X X X X X X QCAB X X X X X X X X A MC D Series Product Line Up Marking Compressor With Contactor Auto HP LP CE Mark Scroll Copeland TXV Without Expansion Device For Sequential Controller With Accumulator With Type Brazed Ball Valve Gold Fin NA549 FBAA X X X X X X FBAA X X X X X X X FCAA X X X X X X X FCAB X X X X X X X X X FBAA X X X X X X FBA...

Page 7: ... X X X FBAB X X X X X X X X FCAA X X X X X X X A4MC ER Series Product Line Up Marking Compressor With Contactor With Auto HP LP CE Mark Scroll Copeland TXV Without Expansion Device For Sequential Controller Gold Fin NA549 With Accumulator With Brazed Type Ball Valve FBAA X X X X X X FCAA X X X X X X X FBAA X X X X X X FCAA X X X X X X X FBAA X X X X X X FCAA X X X X X X X FBAA X X X X X X FCAA X X...

Page 8: ...sate water reaches critical level the level switch will be activated and signal will be sent to the microprocessor controller to stop the compressor as well as sending an error message to the wired controller alerting the user for further action Wired Remote Controller The standard unit comes with the Netware III controller which offers wide range of control features that includes 7 days and 24 ho...

Page 9: ...w ambient kit High ambient unit Low ambient kit Standard point Standard point Caution The use of your air conditioner outside the range of working temperature and humidity can result in serious failure Note Standard operating range With High ambient unit Optional item Please refer to local dealer for unit of this specification With Low ambient kit Optional item Please refer to local dealer for uni...

Page 10: ... Refrigerant Circuit Diagrams Model ACC 75D AMC 75D ACC 100D AMC 100D ACC 75D A4MC 75D ACC 100D A4MC 100D Model ACC 75DR AMC 75ER ACC 100DR AMC 100ER ACC 75DR A4MC 75ER ACC 100DR A4MC 100ER ...

Page 11: ...VE Set Temperature or Room Temperature Display Display the set or room temperature MINUTE HOUR OFF TIMER SET TEMP MODE ROOM TEMP SET CLOCK ON OFF On Off Status Lamp Display Operation Mode Display Displays the current mode of operation AUTO MON TUE WED THU FRI SAT SUN Error Display KEY LOCK Fan Speed Display Displays the fan speed setting Auto High Medium Low SLEEP SWING COOL TEMP COOL AUTO DRY FAN...

Page 12: ...mperature By pressing up or down once temperature changes by 1 C or 1 F The temperature range is 16 C to 30 F 60 F to 85 F In FAN mode temperature cannot be set Pressing up and down buttons simultaneously will toggle the temperature unit between C and F When set temperature button is pressed the set temperature will be displayed for 5 seconds After that room temperature will be displayed Operating...

Page 13: ... will change the set minute Minute When the control is in set clock or set timer mode pressing the HOUR button will change the set hour Hour When the control is in set clock or set timer mode pressing the DAY button will change the set hour Press button once to set the clock mode Press button again to disable the clock mode When the clock mode is activated the time and date can be set or changed b...

Page 14: ... operation and fault conditions Room sensor open or short Indoor coil sensor open Outdoor coil sensor open Compressor overload Indoor or outdoor coil sensor short Error Code Event Blink E1 Blink E2 Blink E3 Blink E4 Notes 1 means LED off 2 When R phase missing no LED or buzzer will indicate the error but relay 71 Common and 81 NO will cut off 3 The unit will check the discharge sensor availability...

Page 15: ...iping and drainage Standard Mounting Ensure that the overhead supports are strong enough to hold the weight of the unit Position the hanger rods and check for its alignment with the unit Also check that the hangers are secured and the base of the fan coil unit is leveled in both horizontal directions taking into account the gradient for drainage flow as recommended in Figure A 10 0 The indoor unit...

Page 16: ...e plate before commencing wiring work 2 Provide a power outlet to be used exclusively for each unit and a power supply disconnect and a circuit breaker for over current protection should be provided in the exclusive line 3 The unit must be EARTHED to prevent possible hazards due to insulation failure 4 All wiring must be firmly connected 5 Electrical wiring must not touch the refrigerant piping co...

Page 17: ...t be well ventilated so that the unit can draw and distribute plenty of air thus lowering the condensing temperature A place capable of bearing the weight of the outdoor unit and isolating noise and vibration A place protected from direct sunlight Otherwise use an awning for protection if necessary A place where the hot air discharge and operating sound level will not annoy the neighbours The loca...

Page 18: ...w Model Indoor Outdoor ACC 75 100 D DR AMC A4MC 75 100 D DE Maximum Length m 35 Maximum Elevation m 20 Maximum No of Bends 8 CAUTION 1 Our guarantee on the performance of our air conditioners is strictly revoked if the height length and or the number of bends of the refrigerant piping system installed is beyond the limit above 2 Bendings must be carefully made so as not to crush the pipe Use a pip...

Page 19: ...specially on larger compressors Failure may occur in the first few hours or the damage done during field charging may show up some time later Other typical field charging problems include undercharging overcharging moisture or air in the system etc In time each one of these problems can cause compressor failure Equipment Minimal equipment is required for field charging The minimum equipment requir...

Page 20: ...e followed by the installer Refer to the table of Refrigerant Charge Level If the installer cannot find the correct charge but the system must be started refrigerant should be carefully added to the system until reasonable sub cooling is measured in the liquid line and reasonable suction superheat is measured at the compressor suction Suction and discharge pressures must be moni tored carefully du...

Page 21: ...al procedure is the same as for single phase models but the compressor can run in the wrong direction on starting If this happens reverse any two phases and start again Short term reverse rotation will not damage the compressor As compressors get larger the importance of correct field charging procedures grows exponentially Unfortu nately larger systems are often field charged which leads to many ...

Page 22: ...7 The additional refrigerant charge amount recommended is a guideline for longer piping application The actual charge required may be different from the guideline due to different application and variation in site conditions Diagram shows typical charging method Note R407C Fix filter dryer R22 Nil R410A Nil CAUTION FOR R407C Avoid prolong exposure of an opened compressor or the internal part of re...

Page 23: ...tem to moist air 4 Check list before installation servicing Tubing Refrigerant R407C is more easily affected by dust of moisture compared with R22 make sure to temporarily cover the ends of the tubing prior to installation Compressor oil No additional charge of compressor oil is permitted Refrigerant No other refrigerant other that R407C Tools Tools specifically for R407C only must not be used for...

Page 24: ...3 25 52 33 33 34 Composition of R407C in vapour phase is different from liquid phase f Normally the R407C cylinder or can is being equipped with a dip pipe for liquid withdrawal However if the dip pipe is not available invert the cylinder or can so as to withdraw liquid from the valve at the bottom Dip pipe Liquid withdrawal Invert cylinder without dip pipe g When servicing leaks the top up method...

Page 25: ...irmly inserted into the socket b Is there any abnormal sound from the unit c Is there any abnormal vibration with regard to the unit itself or piping d Is there smooth drainage of water Check that 1 Outdoor fan is running with warm air blowing off the outdoor unit cooling cycle 2 Indoor blower is running and discharge cool air cooling cycle 3 Suction low side pressure is as per recommendations 4 T...

Page 26: ...2 49 49 48 45 40 33 52 47 14 Hi 51 49 48 47 44 40 33 52 46 10 Me 48 46 46 45 40 34 26 48 44 7 Lo 43 40 42 38 36 30 19 43 37 Ext Static Speed Overall Noise mmAq 125Hz 250Hz 500Hz 1kHz 2kHz 4kHz 8kHz dBA Criteria 20 SH 60 54 51 51 49 44 37 55 50 14 Hi 59 52 50 50 48 42 36 54 49 10 Me 55 51 49 47 44 38 31 52 46 7 Lo 55 47 47 43 40 33 26 48 43 Microphone position 1 4m below the centre of the unit GB S...

Page 27: ...0 8000 Octave band Frequency Hz NC 20 NC 25 NC 30 NC 35 NC 40 NC 45 NC 50 SH FAN HI FAN ME FAN LO FAN ACC 100D DR NC CURVES 0 10 20 30 40 50 60 70 125 250 500 1000 2000 4000 8000 Octave band Frequency Hz NC 20 NC 25 NC 30 NC 35 NC 40 NC 45 NC 50 SH FAN LO FAN ME FAN HI FAN ...

Page 28: ...R BLOWER PERFORMANCE CURVE 0 5 10 15 20 25 30 35 40 45 50 0 500 1000 1500 2000 2500 3000 3500 4000 4500 Flowrate CFM Total Static Pressure mm w g 1000 RPM 1100 RPM 1200 RPM 1300 RPM 1400 RPM INTERNAL STATIC SH H M L 5 SELECTION PROCESS ...

Page 29: ...R BLOWER PERFORMANCE CURVE 0 5 10 15 20 25 30 35 40 45 50 0 500 1000 1500 2000 2500 3000 3500 4000 4500 Flowrate CFM Total Static Pressure mm w g INTERNAL STATIC 1000 RPM 1100 RPM 1200 RPM 1300 RPM 1400 RPM SH H M L ...

Page 30: ...PE SIZE PACKING DIMENSION HEIGHT WIDTH DEPTH HEIGHT WIDTH DEPTH UNIT DIMENSION SOUND PRESSURE LEVEL PACKING DIMENSION HEIGHT WIDTH DEPTH UNIT WEIGHT AIR FLOW CONDENSATE DRAIN SIZE MODEL OUTDOOR UNIT LOW INDOOR UNIT NOMINAL CAPACITY NOMINAL TOTAL INPUT POWER NOMINAL RUNNING CURRENT POWER SOURCE REFRIGERANT TYPE AIR DISCHARGE UNIT DIMENSION HEIGHT WIDTH DEPTH BRAZING OUTDOOR UNIT DUCTED OPERATION SL...

Page 31: ... INPUT POWER COOLING NOMINAL TOTAL INPUT POWER HEATING NOMINAL RUNNING CURRENT HEATING HEIGHT AIR FLOW SUPER HIGH CONTROL AIR DISCHARGE OPERATION REFRIGERANT CONTROL EXPANSION DEVICE EER COP HEIGHT WIDTH DEPTH HIGH MEDIUM SOUND PRESSURE LEVEL SH H M L UNIT DIMENSION WIDTH DEPTH LOW OUTDOOR UNIT WIDTH UNIT WEIGHT CONDENSATE DRAIN SIZE UNIT DIMENSION SOUND PRESSURE LEVEL PACKING DIMENSION WIDTH DEPT...

Page 32: ...NIT BRAZING OUTDOOR UNIT DUCTED OPERATION SLM WIRED HANDSET CONTROL AIR FLOW SUPER HIGH SOUND PRESSURE LEVEL H M L HIGH MEDIUM CONDENSATE DRAIN SIZE UNIT DIMENSION HEIGHT WIDTH DEPTH MODEL OUTDOOR UNIT LOW INDOOR UNIT NOMINAL CAPACITY NOMINAL TOTAL INPUT POWER NOMINAL RUNNING CURRENT POWER SOURCE REFRIGERANT TYPE AIR DISCHARGE SOUND PRESSURE LEVEL PACKING DIMENSION HEIGHT WIDTH DEPTH UNIT WEIGHT A...

Page 33: ...IGHT PACKING DIMENSION AIR FLOW OUTDOOR UNIT WIDTH UNIT WEIGHT CONDENSATE DRAIN SIZE UNIT DIMENSION SOUND PRESSURE LEVEL PACKING DIMENSION WIDTH DEPTH HEIGHT HEIGHT WIDTH DEPTH HIGH MEDIUM SOUND PRESSURE LEVEL SH H M L UNIT DIMENSION WIDTH DEPTH LOW NOMINAL RUNNING CURRENT HEATING HEIGHT AIR FLOW SUPER HIGH CONTROL AIR DISCHARGE OPERATION REFRIGERANT CONTROL EXPANSION DEVICE EER COP MODEL OUTDOOR ...

Page 34: ...PER 9 52 3 8 0 35 0 013 9 52 3 8 EPOXY POLYESTER POWDER GALVANIZED MILD STEEL N A FIN PER INCH THICKNESS DIAMETER THICKNESS MATERIAL MATERIAL 2 ELECTRO GALVANIZED STEEL COMPRESSOR TYPE OIL TYPE INDOOR COIL MATERIAL OIL AMOUNT FACE AREA THICKNESS DIAMETER THICKNESS OUTDOOR FAN MOTOR OUTDOOR FAN MATERIAL DRIVE TYPE TYPE QUANTITY QUANTITY QUANTITY INDOOR FAN MOTOR QUANTITY MATERIAL DRIVE INDEX OF PRO...

Page 35: ...TER POWDER GALVANIZED MILD STEEL N A N A ELECTRO GALVANIZED STEEL CENTRIFUGAL ALUMINIUM INDUCTION PROPELLER 1 DIRECT INDUCTION CASING INDOOR COIL OUTDOOR COIL 0 35 0 013 0 35 0 013 SEAMLESS COPPER 9 52 3 8 SEAMLESS INNER GROOVED COPPER INDOOR UNIT OUTDOOR UNIT MODEL TYPE INDOOR FAN LENGTH TYPE QUANTITY INDOOR FAN MOTOR QUANTITY MATERIAL DRIVE INDEX OF PROTECTION IP DIAMETER QUANTITY OUTDOOR FAN MO...

Page 36: ... COLOUR 1 ALL SPECIFICATIONS ARE SUBJECTED TO CHANGE BY THE MANUFACTURER WITHOUT PRIOR NOTICE ROW FIN PER INCH FACE AREA INDEX OF PROTECTION IP MATERIAL ROW THICKNESS DIAMETER THICKNESS DIAMETER THICKNESS MATERIAL MATERIAL THICKNESS FIN PER INCH ALUMINIUM DIRECT INDUCTION 1 813 32 CENTRIFUGAL INDUCTION PROPELLER 1 AIR QUALITY CASING SIZE TYPE QUANTITY FILTER INDOOR UNIT OUTDOOR UNIT OUTDOOR COIL F...

Page 37: ...NG COLOUR 1 ALL SPECIFICATIONS ARE SUBJECTED TO CHANGE BY THE MANUFACTURER WITHOUT PRIOR NOTICE MATERIAL DIAMETER THICKNESS DIAMETER THICKNESS FACE AREA THICKNESS INDOOR UNIT OUTDOOR UNIT OIL AMOUNT DIAMETER FACE AREA MATERIAL MATERIAL ROW FIN PER INCH MATERIAL AIR QUALITY FILTER TYPE WASHABLE SARANET FILTER QUANTITY 2 SIZE ROW FIN PER INCH COMPRESSOR TYPE OIL TYPE FIN FIN TUBE TUBE THICKNESS QUAN...

Page 38: ...193 28 YES YES DISCHARGE THERMOSTAT SETTING C F 130 266 130 266 ACC 75DR ACC 100DR A4MC 75ER A4MC 100ER NC NC OPEN kPa psi 3241 470 3241 470 CLOSE kPa psi 2648 384 2648 384 NC NC OPEN kPa psi 124 18 124 18 CLOSE kPa psi 193 28 193 28 YES YES DISCHARGE THERMOSTAT SETTING C F 130 266 130 266 1 ALL SPECIFICATIONS ARE SUBJECTED TO CHANGE BY THE MANUFACTURER WITHOUT PRIOR NOTICE MODEL SAFETY DEVICE IND...

Page 39: ...nly available in the case of Indoor DB 20 C Thus Extrapolation between 16 C WB and 17 C WB during 24 C indoor DB is required 3 Refer to the Outdoor DB column 37 C is located between 35 C and 40 C Thus Interpolation need to be applied Please follow the steps below in order to get the required capacity 1st Step Extrapolation of Indoor WB Find TC SC for a Indoor 24 C DB 15 C WB Outdoor 35 C DB b Indo...

Page 40: ...17 C 15 C 14 560kW y1 17 C 16 C 14 560kW 15 069kW y1 15 578kW b Indoor Condition 24 C DB 15 C WB Outdoor Condition 40 C DB Indoor DB Indoor WB C C 15 24 16 17 Total capacity TC X2 18 144kW Same as Total capacity at 20 C Indoor DB 15 C Indoor WB 40 C Outdoor WB Sensible capacity SC Extrapolation Method 17 C 15 C 13 523kW y2 17 C 16 C 13 523kW 13 860kW y2 14 197kW This is due to 2 different conditio...

Page 41: ...C 20 C 15 578kW 11 235kW 24 C 23 C 15 578kW y3 y3 14 492kW b Indoor Condition 23 C DB 15 C WB Outdoor Condition 40 C DB Total capacity TC X4 18 144kW Same as Total capacity at 20 C Indoor DB 15 C Indoor WB 40 C Outdoor WB Sensible capacity SC Interpolation Method 24 C 20 C 14 197kW 9 854kW 24 C 23 C 14 197kW y1 y4 13 111kW This is due to 2 different conditions with same WB temperature will have th...

Page 42: ...apacity and Sensible capacity for a Indoor Condition 23 C DB 15 C WB Outdoor Condition 37 C DB Indoor DB Indoor WB C C 23 15 Total capacity TC Interpolation Method 40 C 35 C 18 144kW 19 640kW 40 C 37 C 18 144kW x x 19 042kW Sensible capacity SC Interpolation Method 40 C 35 C 13 111kW 14 492kW 40 C 37 C 13 111kW y y 13 940kW ...

Page 43: ...908 16 029 23 833 15 577 22 759 15 124 21 469 14 582 Model ACC 100D AMC 100D TC kW SC kW TC kW SC kW TC kW SC kW TC kW SC kW TC kW SC kW TC kW SC kW 15 32 860 20 133 30 721 18 230 28 582 16 326 26 443 14 422 24 305 12 518 21 738 10 234 16 33 230 18 434 31 184 16 834 29 138 15 233 27 092 13 633 25 046 12 033 22 590 10 113 16 33 230 24 647 31 184 23 047 29 138 21 447 27 092 19 846 25 046 18 246 22 5...

Page 44: ...1 006 13 258 24 27 057 14 763 25 982 14 310 24 908 13 858 23 833 13 406 22 759 12 953 21 469 12 410 20 25 764 21 099 24 582 20 498 23 400 19 897 22 217 19 296 21 035 18 694 19 616 17 973 21 26 088 20 058 24 932 19 494 23 777 18 930 22 621 18 366 21 466 17 802 20 079 17 125 22 26 411 19 017 25 282 18 490 24 154 17 963 23 025 17 436 21 897 16 909 20 542 16 277 23 26 734 17 975 25 632 17 486 24 531 1...

Page 45: ...3 27 941 17 691 24 36 177 17 148 34 724 17 015 33 271 16 883 31 819 16 750 30 366 16 617 28 623 16 458 20 34 710 27 153 33 015 26 642 31 320 26 131 29 626 25 620 27 931 25 109 25 897 24 496 21 35 077 25 429 33 442 25 012 31 808 24 596 30 174 24 179 28 540 23 763 26 578 23 263 22 35 443 23 704 33 870 23 382 32 296 23 060 30 722 22 738 29 148 22 416 27 260 22 030 23 35 810 21 979 34 297 21 752 32 78...

Page 46: ... 908 16 029 23 833 15 577 22 759 15 124 21 469 14 582 Model ACC 100D A4MC 100D TC kW SC kW TC kW SC kW TC kW SC kW TC kW SC kW TC kW SC kW TC kW SC kW 15 32 860 20 133 30 721 18 230 28 582 16 326 26 443 14 422 24 305 12 518 21 738 10 234 16 33 230 18 434 31 184 16 834 29 138 15 233 27 092 13 633 25 046 12 033 22 590 10 113 16 33 230 24 647 31 184 23 047 29 138 21 447 27 092 19 846 25 046 18 246 22...

Page 47: ... 21 006 13 258 24 27 057 14 763 25 982 14 310 24 908 13 858 23 833 13 406 22 759 12 953 21 469 12 410 20 25 764 21 099 24 582 20 498 23 400 19 897 22 217 19 296 21 035 18 694 19 616 17 973 21 26 088 20 058 24 932 19 494 23 777 18 930 22 621 18 366 21 466 17 802 20 079 17 125 22 26 411 19 017 25 282 18 490 24 154 17 963 23 025 17 436 21 897 16 909 20 542 16 277 23 26 734 17 975 25 632 17 486 24 531...

Page 48: ...963 27 941 17 691 24 36 177 17 148 34 724 17 015 33 271 16 883 31 819 16 750 30 366 16 617 28 623 16 458 20 34 710 27 153 33 015 26 642 31 320 26 131 29 626 25 620 27 931 25 109 25 897 24 496 21 35 077 25 429 33 442 25 012 31 808 24 596 30 174 24 179 28 540 23 763 26 578 23 263 22 35 443 23 704 33 870 23 382 32 296 23 060 30 722 22 738 29 148 22 416 27 260 22 030 23 35 810 21 979 34 297 21 752 32 ...

Page 49: ...47 Outlines And Dimensions Indoor Unit Model ACC 75D DR Model ACC 100D DR Note All Dimension are in mm Note All Dimension are in mm 8 DIMENSIONAL DATA ...

Page 50: ...48 Model AMC A4MC 75 100D ER Note All Dimension are in mm Outdoor Unit ...

Page 51: ...RUNNING CURRENT A MOTOR OUTPUT W N A N A POWER SOURCE V Ph Hz 380 415 3 50 380 415 3 50 CAPACITOR μF NIL NIL RATED INPUT POWER COOLING W 5695 8346 RATED INPUT POWER HEATING W 5545 7966 RATED RUNNING CURRENT COOLING A 10 9 14 8 RATED RUNNING CURRENT HEATING A 10 6 14 1 LOCKED ROTOR AMP A 95 125 1 ALL SPECIFICATIONS ARE SUBJECTED TO CHANGE BY THE MANUFACTURER WITHOUT PRIOR NOTICE 2 ALL UNITS ARE BEI...

Page 52: ...ER W RATED RUNNING CURRENT A MOTOR OUTPUT W N A N A POWER SOURCE V Ph Hz 380 415 3 50 380 415 3 50 CAPACITOR μF NIL NIL RATED INPUT POWER COOLING W 6045 9186 RATED INPUT POWER HEATING W 6045 7425 RATED RUNNING CURRENT COOLING A 11 1 15 9 RATED RUNNING CURRENT HEATING A 11 1 16 5 LOCKED ROTOR AMP A 95 125 1 ALL SPECIFICATIONS ARE SUBJECTED TO CHANGE BY THE MANUFACTURER WITHOUT PRIOR NOTICE 2 ALL UN...

Page 53: ...51 Model ACC 75 100D vs AMC A4MC 75 100D Cooling Only 10 WIRING DIAGRAMS ...

Page 54: ...52 Heat Pump Model ACC 75 100DR vs Model AMC A4MC 75 100ER ...

Page 55: ...y obstacles which hinder air flow through the indoor or outdoor 1 Check the running current and voltage for indoor and outdoor unit 2 Check the electrical wiring and tighten the wire onto the terminal block if necessary At least once every 2 weeks More frequently if necessary Indoor Unit At least once every 2 weeks More frequently if necessary Condense Drain Pan Pipe Every 3 months Indoor Fan Chec...

Page 56: ... within 3 minutes after shutdown These models are equipped with a crankcase heater with the compressor SHUTDOWN OPERATION 3 minutes Make sure the air conditioner is properly grounded by checking the ground terminal Maintenance For superb performance and lasting durability please do not forget to conduct proper and regular maintenance Cleaning the Outdoor Unit Heat Exchanger If you use your air con...

Page 57: ...nditioner Switch off the unit and contact your nearest dealer This might be due to tilted installation 7 Hissing airflow sound from the air conditioner Liquid refrigerant flowing into the evaporator coil unit during operation 8 The wireless controller display is dim The batteries are discharged The batteries are not correctly inserted The assembly is not good 9 Compressor operates continuously Dir...

Page 58: ...charged with refrigerant Refrigerant leakage Air filter clogged dirty indoor unit Indoor fan locked seized Defective defrost control outdoor coil freeze up heating Outdoor fan locked seized heating High side Low side Outdoor fan blocked cooling Outdoor coil dirty cooling Indoor fan locked seized heating Indoor air filter clogged dirty heating Non condensable gases in refrigerant circuit e g air Hi...

Page 59: ...ty fan motor Contact faulty Coil burned Wrong phase missing phase High or low voltage Connections loose Components shorted Wrong phase missing phase No voltage or low voltage Get the right voltage Repair the power line Repair or replace the components Repair or change the motor Fuse for operation circuit Over current relay for evaporator fan Unit power supply Evaporator fan motor No cooling heatin...

Page 60: ...e wiring 2 1 Coil burnt Contact faulty Fan motor faulty Other electrical component faulty Open compressor windings Contact faulty Coil burnt Incorrect wiring Condenser fan contactor The most common causes of air conditioner failure to start are a Voltage not within 10 of rated voltage b Power supply interrupted c Improper control settings d Air conditioner is disconnected from main power source e ...

Page 61: ...r refrigerant leakage Add refrigera nt Repa ir leakage if detected Repa ir clogging or replace faulty components Com press or Less or no comp ressi on Low running curren t Replace comp ress or Satisfactor y op eration with temp erature difference of air intake discharge of indoor un it 8 C to 13 C value is for reference on ly Faulty Check Cause Remedy Room over crowded with people Windows doors wi...

Page 62: ...leakage if detected Repa ir clogging or replace faulty components Replace comp ress or Satisfactor y op eration with temp erature difference of air intake discharge of indoor unit 14 C to 20 C value is for reference on ly Restriction e g at strainer capillary filter dryer etc Obstruction at air inlet outlet of indoor outdoor unit Fan motor malfunction Indoor air filter dirty Indoor outdoor coil di...

Page 63: ...50044076981 5 Cover Coil Right R01014073369 20 Cover Filter L R R01014074119 6 Cover Coil Left R01014073370 21 Hanger R01014032372 7 Flange Filter Right R01014073811 8 Flange Filter Left R01014073810 Handset Wired Netware3 ACSON R04089023827 9 Rail Filter CC75D DR R12014076976 Control Module 10 Drain Pan Seperator R01014077402 ACC 75D R04089025212 11 Assy Panel Top R50014073371 ACC 75DR R040890236...

Page 64: ...51 ACC 100DR R50044076981 5 Cover Coil Right R01014073369 20 Cover Filter L R R01014074119 6 Cover Coil Left R01014073370 21 Hanger R01014032372 7 Flange Filter Right R01014073811 8 Flange Filter Left R01014073810 Handset Wired Netware3 ACSON R04089023827 9 Rail Filter CC100D DR R12014076977 Control Module 10 Drain Pan Seperator R01014077402 ACC 100D R04089025212 11 Assy Panel Top R50014074594 ACC...

Page 65: ...5 STRUC FRONT R R01014069647 AMC 75 100D R50054028348 16 COVER TER BOARD BACK R50014083905 A4MC 75 100D A05019023909 17 PANEL ORIFICE R01014044211 5 SUPT TUBE LIQUID 18 MOTOR R03039012606 AMC A4MC 75D R01014024023 19 PROPELLER FAN R03019021351 AMC A4MC 100D A01014023152 20 FAN GUARD R01024048691 6 SUPT TUBE GAS 21 PANEL SERVICE TOP R01014069644 AMC A4MC 75D R01014024026 22 PANEL SERVICE BOTTOM R01...

Page 66: ...MC 100ER R50044083925 AMC A4MC 75ER R01014024023 18 COVER TER BOARD BACK R01014083897 AMC A4MC 100ER R01014023152 19 PANEL SERVICE TOP R01014069644 6 SUPT GAS TUBE 20 PANEL ORIFICE R01014044211 AMC A4MC 5ER R01014024026 21 MOTOR R03039012606 AMC A4MC 100ER R01014024027 22 FAN PROPELLER R03019021351 7 ASSY ACCESS VALVE 23 FAN GUARD R01024048691 AMC 75 100ER R50054009748 24 PANEL SERVICE BOTTOM R010...

Page 67: ...g to press we are constantly striving for improvement and therefore reserve the rights to alter model specifications and equipment without prior notice Details of specifications andequipment are also subject to change to suit local conditions and equirements and not all models are available in every market ...

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