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R410A

FILE NO. SVM-1

6013

SERVICE MANUAL

AIR-CONDITIONER

MULTI TYPE

MMD-AP

0726

HP-E

MMD-AP

0966

HP-E

MMD-AP

0726HP-TR

MMD-AP

0966HP-TR

INDOOR UNIT

Concealed Duct High Static Pressu

e Type

AMP Air Conditioning

www.ampair.co.uk | [email protected]

Содержание MMD-AP0726HP-E

Страница 1: ...16013 SERVICE MANUAL AIR CONDITIONER MULTI TYPE MMD AP0726HP E MMD AP0966HP E MMD AP0726HP TR MMD AP0966HP TR INDOOR UNIT Concealed Duct High Static Pressure Type AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 2: ...cifications of indoor P C board 30 8 3 Test operation of indoor unit 33 8 4 Method to set indoor unit function DN code 34 8 5 Applied control of indoor unit 37 9 TROUBLESHOOTING 51 9 1 Overview 51 9 2 Troubleshooting method 52 9 3 Troubleshooting based on information displayed on remote controller 58 9 4 Check codes displayed on remote controller and SMMS outdoor unit 7 segment display on I F boar...

Страница 3: ... work The qualified service person who is allowed to work at heights has been trained in matters relating to working at heights with the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to this work The qualified insta...

Страница 4: ...s assumed that a danger causing a death or serious injury of the repair engineers the third parties and the users due to troubles of the product after work when an incorrect work has been executed Indicates contents assumed that an injury or property damage may be caused on the repair engineers the third parties and the users due to troubles of the product after work when an incorrect work has bee...

Страница 5: ...operate unit with grille removed Stop the unit before the servicing Moving parts Do not operate unit with grille removed Stop the unit before the servicing CAUTION CAUTION High temperature parts You might get burned when removing this panel High temperature parts You might get burned when removing this panel CAUTION CAUTION Do not touch the aluminium fins of the unit Doing so may result in injury ...

Страница 6: ...unds are heard the air conditioner fails to cool or heat or water is leaking has occurred in the air conditioner do not touch the air conditioner yourself but set the circuit breaker to the OFF position and contact a qualified service person Take steps to ensure that the power will not be turned on by marking out of service near the circuit breaker for instance until qualified service person arriv...

Страница 7: ...h the work Parts and other objects may fall from above possibly injuring a person below While carrying out the work wear a helmet for protection from falling objects When executing address setting test run or troubleshooting through the checking window on the electric parts box put on insulated gloves to provide protection from electric shock Otherwise you may receive an electric shock Do not touc...

Страница 8: ...hanged from one of the former R22 Do not use any refrigerant different from the one specified for complement or replacement Otherwise abnormally high pressure may be generated in the refrigeration cycle which may result in a failure or explosion of the product or an injury to your body For an air conditioner which uses R410A never use other refrigerant than R410A For an air conditioner which uses ...

Страница 9: ... must be connected in such a way that it is not slack For the installation moving reinstallation work follow to the Installation Manual If an incorrect installation is done a trouble of the refrigerating cycle water leak electric shock or fire is caused Check after repair Once the repair work has been completed check for refrigerant leaks and check the insulation resistance and water drainage Then...

Страница 10: ...e air conditioner in a location that may be subject to a risk of expire to a combustible gas If a combustible gas leaks and becomes concentrated around the unit a fire may occur Install the indoor unit at least 2 5 m above the floor level since otherwise the users may injure themselves or receive electric shocks if they poke their fingers or other objects into the indoor unit while the air conditi...

Страница 11: ... Multi System Air Conditioner Complies with the provisions of the Machinery Directive Directive 2006 42 EC and the regulations transposing into national law Declaration of incorporation of partly completed machinery Must not be put into service until the final machinery into which it is to be incorporated has been declared in conformity with the provisions of this Directive where appropriate NOTE ...

Страница 12: ...Model Sound pressure level dBA Cooling Heating Weight kg Main unit MMD AP0726HP E MMD AP0966HP E MMD AP0726HP TR MMD AP0966HP TR 97 97 97 97 44 46 44 46 44 46 44 46 AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 13: ...roller Remote controller Air filter Sold separately TCB LK2801DP E Drain pump Sold separately TCB DP40DPE Connecting Gas side mm Φ22 2 pipe Liquid side mm Φ12 7 Drain port mm 25 Polyvinyl chloride tube dB A 44 40 36 46 42 38 Sound power level High Med Low dB A 79 75 71 81 77 73 Note 1 The cooling capacities and electrical characteristics are measured under the conditions specified by JIS B 8615 ba...

Страница 14: ... e High 83Pa High 50Pa Mid 150Pa 117Pa Mid 83Pa Mid 50Pa AP096 type 250 250 275 275 300 300 325 350 Standard Air Flow 4800 m3 h Mid 250Pa Mid 217Pa Mid 183Pa 1300 1300 1400 1500 Fan Speed rpm m Standard Air Flow 4800 m3 h High 250Pa High 217Pa Mid 250Pa Air Air Flow Flow m m3 3 h h Air Air Flow Flow m m3 3 h h 50 50 75 75 100 125 150 175 200 225 Exte External Static Pressure ure P Pa a Hi Hig gh h...

Страница 15: ...service door Ceiling opening is not necessary Hole for hanging bolt 4 Φ12 30 Drain pipe connecting port Drain pump kit sold separately 850 or more Suction duct Air inlet Flexible drain hose Accessory Floor surface 200 or more 200 or more Check port Air inlet 300 or more Electrical control box 1000 or more Service space 25 Service door Ceiling opening When attached the long life filter kit sold sep...

Страница 16: ...17 1296 Outside 324 84 Outside Unit mm 1316 58 200 200 200 200 200 200 58 20 44 106 44 106 44 32 200 200 200 200 200 200 361 1297 41 41 58 343 384 Air inlet 90 90 90 8 27 27 Electrical control box Air outlet AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 17: ...t Earth Screw Noise Filter P C Board MCC 1551 TB01 CN02 CN01 CN04 CN03 WHI RED RED WHI Drain Pump Kit Option t t t CN34 RED FS 1 3 Drain Pump Kit Attached Option RY02 3 MS FM CN300 WHI 3 1 F500 1 2 3 4 5 CN504 4 BLU BLU BLK 5 4 3 2 1 CN505 RED Fan Control P C Board CN511 CN510 1 2 CN502 WHI U V W RED WHI BLK CN705 CN704 CN703 MCC 1610 L FM RB RY01 P C Board Connector Terminal Terminal Block Protec...

Страница 18: ...sor Drain pump option Float switch option EFM MD12TF 3 EFM A0YGTF 2 KF 340W1000 1 FS 1A 31 3 PCD 4N230TF 4 6 size lead wire length 1000mm Vinyl tube Red 6 size lead wire length 1000mm Vinyl tube Black 4 size lead wire length 1000mm Vinyl tube Blue Lead wire length 218mm AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 19: ... in heating operation 3 Recovers refrigerant oil in cooling operation 4 Recovers refrigerant oil in heating operation Temp Sensor Connector CN104 2P Yellow 1 Detects indoor suction temperature Functional outline 2 TC1 Connector CN100 3P Brown 1 Controls PMV super heat in cooling operation 3 TC2 Connector CN101 2P Black 1 Controls PMV subcool in heating operation Connector CN102 2P Red 1 Controls P...

Страница 20: ... response to an operation selection command issued via the remote controller Remote controller command STOP FAN COOL HEAT Control outline Air conditioner shutdown Fan operation Cooling operation Heating operation TS Temperature setting TA Room temperature COOL HEAT Wired type 18 29 18 29 Wireless type 18 30 16 30 SET DATA 0 2 4 6 Temperature setting adjustment 0 C 2 C 4 C 6 C Model type SET DATA F...

Страница 21: ... as the temperature difference remains on a boundary line the fan speed stays the same Heating TA C 0 5 1 0 0 Tsh 0 5 1 0 1 0 2 0 1 5 3 0 2 0 4 0 L L L H H H HH HH H HH E D C B A Figures inside applies to remote controller thermostat operation Figures outside applies to body thermostat operation Speed modes shown in apply to heating operation under AUTO air conditioner operation mode In AUTO fan s...

Страница 22: ...orces the air conditioner into thermostat OFF the indoor fan is operated in breeze mode until it moves into zone I The control is terminated under the following conditions Termination conditions 1 TC1 12 C TC2 12 C and TCJ 12 C TC1 Indoor heat exchanger sensor temperature E B A A zone OFF B zone 26 C or above and below 28 C breeze C zone 28 C or above and below 30 C Low D zone 30 C or above and be...

Страница 23: ...oor PMV depending on the type and capacity of the indoor unit 9 While the outdoor unit is engaged in defrosting control the indoor units perform the following control tasks 1 Open the indoor PMV to a certain degree 2 Control the indoor fan according to the operation mode Indoor units operating in heating thermo ON OFF state Let the indoor fan continue operating for a while but turn it off as the t...

Страница 24: ...remote controller 1 Normal thermostat OFF During heating the indoor unit goes thermostat OFF as the heating temperature setting is reached 2 During heating the fan rotates at a breeze speed UL or lower or remains stationary to prevent cold air from being discharged including defrosting operation 3 Forced thermostat OFF HEAT operation is unavailable because at least one indoor unit is operating in ...

Страница 25: ...controller of AMT31E or older Frequency fixed operation Test run 19 In case of wired remote controller 1 When pushing CHK button for 4 seconds or more TEST is displayed on the display screen and the mode enters in Test run mode 2 Push ON OFF button 3 Using MODE button set the mode to COOL or HEAT Do not use other mode than COOL HEAT mode During test run operation the temperature cannot be adjusted...

Страница 26: ...B L U1 U2 N Power supply Outdoor unit Follower 3 Follower Remote controller communication circuit MCU EEPROM TA sensor TC1 sensor TC2 sensor TCJ sensor Float input HA Driver Start Alarm Ready PMV BUS communication circuit Power circuit Outdoor unit Power supply 1Φ 220 240V 50Hz 1Φ 220V 60Hz Indoor Outdoor communication U1 U2 N L Outside output DC12V DC5V DC20V Indoor control P C Board MCC 1643 Ind...

Страница 27: ...r supply 1Φ 220 240V 50Hz 1Φ 220V 60Hz Indoor Outdoor communication U1 U2 N L Outside output DC12V DC5V DC20V Indoor control P C Board MCC 1643 Indoor fan motor Reactor Power circuit MCU Fan motor control circuit DC5V DC15V Fan IPDU MCC 1610 Noise filter P C Board MCC 1551 Drain pump Option Power circuit Emergent operation SW CPU Buzzer Receiving circuit Function setup SW Display LED DC5V Receivin...

Страница 28: ...n circuit Remote conroller communication circuit MCU EEPROM TA sensor TC1 sensor TC2 sensor TCJ sensor Float input HA Driver Start Alarm Ready PMV BUS communication circuit Power circuit Outdoor unit Power supply 1Φ 220 240V 50Hz 1Φ 220V 60Hz Indoor Outdoor communication U1 U2 N L Outside output DC12V DC5V DC20V Indoor control P C Board MCC 1643 Indoor fan motor Reactor Power circuit MCU Fan motor...

Страница 29: ...trol kit CN521 Red DC12V Output for FS unit CN81 Black DC12V TC2 sensor CN101 Black DC5V Signal for drain pump CN504 White DC12V TA sensor CN104 Yellow DC5V External static pressure select SW SW501 CHK CN71 White DC5V DISP CN72 White DC5V TCJ sensor CN102 Red DC5V HA T10 CN61 Yellow DC12V TC1 sensor CN100 Brown DC5V Indoor Outdoor communication CN40 Blue Remote controller CN41 Blue DC20V Float SW ...

Страница 30: ...rmed by input Operation ON Answer back of HA 5 6 DC12V Output Open collector ON OFF input 0V Remote controller prohibited input Operation output Open collector DC12V Warning output Open collector CHK Operation check CN71 1 Warning output ON This check is used to check indoor operation Performs operation of indoor fan H Louver horizontal and Drain pump ON without communication with outdoor and remo...

Страница 31: ...511 CN502 CN511 CN510 Fan motor output U phase CN705 Fan motor output V phase CN704 Fan motor output W phase UART communication between CDB UART communication between Application control kit TCB PCUC1E Reactor connecting terminal Reactor connecting terminal Power relay output CN602 AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 32: ...ly input Live CN08 Blue Power supply output for drain pump kit option CN03 Red Power supply output Live CN04 White Power supply output Neutral L01 Line Filter CN04 White Power supply input Neutral AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 33: ...ting DISP pin CN72 on the indoor P C board MCC 1643 in addition to short circuit of CHK pin CN71 on the indoor P C board the minimum opening degree 30 pls can be set to the indoor PMV only When open DISP pin the maximum opening degree 1500 pls can be obtained again How to clear Open CHK pin While the system is operating it stops once but automatically returns to operation after several minutes To ...

Страница 34: ...ol is displayed in turn Then the fan of the selected indoor unit move 3 Use the TEMP button to select the CODE No DN code of the desired function 4 Use the button to select the desired SET DATA associated with the selected function 5 Push the SET button The display changes from flashing to steady To change the selected indoor unit go back to step 2 To change the selected function go back to step 3...

Страница 35: ...Ventilating fan control 0000 Unavailable 13 Line address Indoor unit address 0001 No 1 unit 0030 No 30 unit 0064 No 64 unit to 0099 Unfixed 10 Type RQFHDOHG XFW LJK 6WDWLF 3UHVVXUH 7 SH refer to QH W page Type CODE No 10 Depending on model type 0F Cooling only 0000 Heat pump 0001 Cooling only No display of AUTO HEAT 0000 Heat pump 0d Existence of AUTO mode 0000 Provided 0001 Not provided Automatic...

Страница 36: ...type 012 type 015 type 018 type 024 type 027 type 030 type 036 type 048 type 056 type 072 type 096 type Value 0006 Type Model Concealed Duct High Static Pressure Type MMD AP HP Indoor Unit Capacity DN code 11 1 Default value stored in EEPROM mounted on service P C board AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 37: ...tput present while alarm e g serial communication error or operation of protective device for indoor outdoor unit being activated Wiring diagram of control system using Remote location ON OFF control box TCB IFCB 4E2 Input Output IFCB4E2 No voltage ON OFF serial signal No voltage contact in operation and alarm indication Contact capacity Max AC 240 V 0 5 A 1 2 3 4 5 6 CN61 T10 Yellow 1 2 3 4 1 2 3...

Страница 38: ...s time the fan of the selected indoor unit turns on 2 Every pushing UNIT LOUVER button left side of the button the indoor unit numbers in group control are displayed successively In this time the fan of the selected indoor unit only turns on 3 Using the setup temp or button specify the CODE No 31 31 31 31 31 4 Using the timer time or button select the SET DATA At shipment 0000 0000 0000 0000 0000 ...

Страница 39: ...hen the card switch box does not perform the above contact operation convert it using a relay with non voltage normally closed contact 2 Operation Handle the wired remote controller switch in the following procedure Use the wired remote controller switch during stop of the system 1 Push concurrently SET CL buttons for 4 seconds or more 2 Using the setup temp or button specify the CODE No 2E 2E 2E ...

Страница 40: ...the indoor unit to set and the remote controller one to one Turn on the power 1 Push and hold the SET CL and buttons at the same time for more than 4 seconds LCD starts flashing Outdoor unit Remote controller Indoor unit 1 Refrigerant line 1 Refrigerant line 2 Indoor unit 2 Indoor unit 3 Outdoor unit Indoor unit 1 Indoor unit 2 1 Line system address 1 1 2 2 1 Indoor unit address 2 3 1 2 1 Header u...

Страница 41: ... SETTING has disappeared NOTE 1 Do not use address numbers 29 or 30 when setting system addresses using the remote controller These 2 address numbers cannot be used on outdoor units and the CODE No E04 Indoor outdoor communication error will appear if they are mistakenly used 2 If you set addresses to indoor units in 2 or more refrigerate lines manually using the remote controller and will control...

Страница 42: ...ESET TEMP CL FAN SAVE SWING FIX VENT MODE ON OFF UNIT LOUVER Execute it while the units are running 1 Push the ON OFF button if the units stop 2 Push the UNIT LOUVER button left side of the button A unit numbers 1 1 1 1 1 1 1 1 1 1 is indicated on the LCD it will disappear after a few seconds The indicated number shows the system address and indoor unit address of the unit When 2 or more indoor un...

Страница 43: ...the VENT and buttons at the same time for more than 4 seconds ALL ALL ALL ALL ALL appears on UNIT No on the LCD display The fans of all the indoor units in the group are activated 2 Push the UNIT LOUVER button left side of the button Each time you push the button the indoor unit numbers are indicated one after another The first indicated unit number is the address of the header unit Only the fan o...

Страница 44: ...e line 1 and CODE No AC Address Change are indicated on the LCD display Select an outdoor unit 2 Push the UNIT LOUVER button left side of the button and SWING FIX buttons repeatedly to select a system address 3 Push the SET button to confirm the system address selection The address of an indoor unit connected to the selected refrigerant line is indicated on the LCD display and its fan is activated...

Страница 45: ...e head unit 2 Push the UNIT LOUVER button left side of the button repeatedly to select an indoor unit number to change if 2 or more units are controlled in a group The fan of the selected indoor unit are activated The fan of the selected indoor unit is turned on 3 Push the TEMP buttons repeatedly to select13 13 13 13 13 for CODE No 4 Push the TIME buttons repeatedly to change the value indicated i...

Страница 46: ...ute it while the units are stopped 1 Push and hold the TIME buttons at the same time for more than 4 seconds At first the line 1 and CODE No AC AC AC AC AC Address Change are indicated on the LCD display 2 Push UNIT LOUVER button left side of the button and SWING FIX buttons repeatedly to select a system address 3 Push the SET button The address of one of the indoor units connected to the selected...

Страница 47: ...ss on SET DATA 6 Push the UNIT LOUVER button left side of the button repeatedly to select another address to change Each time you push the button the indoor unit numbers in a refrigerant line are indicated one after another Only the fan of the selected indoor unit are activated Repeat steps 4 to 6 to change the indoor unit addresses so as to make each of them unique 7 Push the SET button All the s...

Страница 48: ...A of the following figure counts down as follows at 5 second intervals 0005 0005 0005 0005 0005 0004 0004 0004 0004 0004 0003 0003 0003 0003 0003 0002 0002 0002 0002 0002 0001 0001 0001 0001 0001 0000 0000 0000 0000 0000 The check code is cleared when 0000 0000 0000 0000 0000 appears However the display counts down from 0005 0005 0005 0005 0005 again 4 Push the to return the display to normal 4 3 ...

Страница 49: ...utdoor unit 1 Push and hold the and CL for 4 seconds or longer to enter the service monitoring mode The service monitor lights up The temperature of CODE No 00 00 00 00 00 appears at first 2 Push the TEMP button to change to CODE No of the item to monitor Refer to the following table for CODE No 3 Push the left part of the UNIT LOUVER button left side of the button to change to the item to monitor...

Страница 50: ...release controlled 92 CODE No Data name Display format Remote controller display example Discharge temperature release 0001 Discharge temperature release controlled 93 Follower unit release U2 U3 outdoor units 0100 U2 outdoor unit release controlled 0010 U3 outdoor unit release controlled 0001 U4 outdoor unit release controlled Compressor IPDU 2 heat sink temperature 1 Outdoor fan IPDU 1 heat sink...

Страница 51: ... it just be cooling operation under low outside temperature conditions Could it just be defrosting operation An indoor fan would not stop 4 Could it just be the elimination of residual heat being performed as part of the air conditioner shutdown process after heating operation The air conditioner would not respond to a start stop command from a remote controller 5 Could it just be the air conditio...

Страница 52: ...ion in central control address setting L30 L30 Detected indoor unit No Indoor external check code input interlock Unit shutdown has been caused by external check code input CN80 P01 ALT Indoor AC fan check code Indoor AC fan check code is detected activation of fan motor thermal relay P10 P10 Detected indoor unit No ALT Indoor overflow check code Float switch has been activated P12 ALT Indoor DC f...

Страница 53: ...rol device TCC LINK central control No indication when main remote controller also in use Faulty central control communication transmission Faulty central control communication reception Multiple network adapters Central control device is unable to transmit signal due to duplication of central control device Central control device is unable to receive signal Multiple network adapters are connected...

Страница 54: ...25 Duplicated follower outdoor address There is duplication in outdoor addresses set manually E26 Address of outdoor unit from which signal is not received normally E26 Signal lack of outdoor unit Follower outdoor unit initially communicating normally fails to do so reduction in number of follower outdoor units connected Outdoor follower unit trouble 8 2 E o N t i n u r o o d t u o d e t c e t e D...

Страница 55: ...tachment of outdoor discharge temperature sensor TD2 has been detected H16 01 TK1 oil circuit trouble 02 TK2 oil circuit trouble 04 TK4 oil circuit trouble 05 TK5 oil circuit trouble H16 Oil level detection circuit trouble No temperature change is detected by temperature sensor for oil level detection TK1 TK2 TK4 TK5 despite compressor having been started M I S 4 0 L 4 0 L Duplicated outdoor refri...

Страница 56: ...nt line due to detection of overflow detected by indoor unit T L A 3 1 P 3 1 P Outdoor liquid backflow detection trouble State of refrigerant cycle circuit indicates liquid backflow operation P15 01 TS condition 02 TD condition n o i t c e t e d k a e l s a G T L A 5 1 P Outdoor suction temperature sensor TS1 detects sustained and repeated high temperatures that exceed standard value T L A 7 1 P 7...

Страница 57: ...n circuit trouble Abnormal current is detected while inverter compressor is turned off P04 01 Compressor 1 02 Compressor 2 T L A 4 0 P Activation of high pressure SW High pressure SW is activated P07 01 Compressor 1 02 Compressor 2 T L A 7 0 P Heat sink overheating trouble Temperature sensor built into IPM TH detects overheating or has been short circuited P22 0 Element short circuit 1 Position de...

Страница 58: ...ouble history The trouble history access procedure is described below up to four check codes stored in memory Check code history can be accessed regardless of whether the air conditioner is in operation or shut down Procedure To be performed when system at rest 1 Invoke the SERVICE CHECK mode by pressing the SET buttons simultaneously and holding for at least 4 seconds The letters SERVICE CHECK li...

Страница 59: ...le stored in memory Trouble history can be accessed regardless of whether the air conditioner is in operation or shut down 1 Push the SET buttons simultaneously and hold for at least 4 seconds 2 The letters SERVICE CHECK light up and the check code 01 is displayed 3 When a group No is selected blinking if there is an trouble history the UNIT No and the latest trouble history information are displa...

Страница 60: ...e P01 Indoor AC fan trouble P10 Indoor overflow trouble P12 Indoor DC fan trouble P13 Outdoor liquid backflow detection trouble P03 Outdoor discharge TD1 temperature trouble P04 Activation of outdoor high pressure SW P05 Open phase power failure Inverter DC voltage Vdc trouble MG CTT trouble P07 Outdoor heat sink overheating trouble Poor cooling of electrical component IGBT of outdoor unit P15 Gas...

Страница 61: ...ow pressure sensor Ps reading Protective shutdown of outdoor unit H07 Abnormal drop in oil level H08 Trouble in temperature sensor for oil level detection circuit TK1 TK2 TK3 TK4 or TK5 H15 Wiring installation trouble or detachment of outdoor discharge temperature sensor TD2 H16 Oil level detection circuit trouble Trouble in outdoor unit TK1 TK2 TK3 TK4 or TK5 circuit H25 Wiring installation troub...

Страница 62: ...etting for model incapable of it and heating setting for cooling only model Light block Check code Cause of trouble Operation Synchronized blinking Timer Ready Operation Timer Synchronized blinking Ready Alternate blinking Operation Timer Ready Other indications not involving check code AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 63: ...door end Stop of corresponding unit There is no communication from remote controller including wireless or network adaptor Check remote controller and network adaptor wiring E04 Indoor unit Indoor outdoor communication circuit trouble detected at indoor end Stop of corresponding unit Indoor unit is not receiving signal from outdoor unit Check order in which power was turned on for indoor and outdo...

Страница 64: ... to that refrigerant line E15 E15 I F Indoor unit not found during automatic address setting All stop Indoor unit cannot be detected after indoor automatic address setting is started Check connection of indoor outdoor communication line Check for error in indoor power supply system Check for noise from other devices Check for power failure Check for defect in indoor P C board E16 E16 00 Overloadin...

Страница 65: ...r at least 30 seconds continuously Check power supply to outdoor units Is power turned on Check connection of tie cables between outdoor units for bad contact or broken wire Check communication connectors on outdoor P C boards Check for defect in outdoor P C board I F Check termination resistance setting for communication between outdoor units E25 E25 I F Duplicated follower outdoor address All st...

Страница 66: ...defect in indoor P C board F04 F04 I F TD1 sensor trouble All stop Sensor resistance is infinity or zero open short circuit Check connection of TD1 sensor connector Check resistance characteristics of TD1 sensor Check for defect in outdoor P C board I F F05 F05 I F TD2 sensor trouble All stop Sensor resistance is infinity or zero open short circuit Check connection of TD2 sensor connector Check re...

Страница 67: ... reading higher than indicated by TL1 by at least specified margin for 3 minutes or more Check installation of TE1 and TL1 sensors Check resistance characteristics of TE1 and TL1 sensors Check for outdoor P C board I F trouble F16 F16 I F Outdoor pressure sensor wiring trouble Pd Ps All stop Readings of high pressure Pd sensor and low pressure Ps sensor are switched Output voltages of both sensors...

Страница 68: ...articularly for open phase Check connection of connectors terminals on A3 IPDU P C board Check conductivity of case heater Check for refrigerant problem inside compressor Check for defect in outdoor P C board A3 IPDU Check outdoor MG CTT H03 H03 01 Compressor 1 side 02 Compressor 2 side IPDU Current detection circuit trouble All stop Current flow of at least specified magnitude is detected despite...

Страница 69: ...resistance is infinity or zero open short circuit Check connection of TK1 sensor connector Check resistance characteristics of TK1 sensor Check for defect in outdoor P C board I F All stop Sensor resistance is infinity or zero open short circuit Check connection of TK2 sensor connector Check resistance characteristics of TK2 sensor Check for defect in outdoor P C board I F All stop Sensor resistan...

Страница 70: ...teristics of TK2 sensor Check for connection error involving TK1 TK2 TK4 and TK5 sensors Check for clogging in oil equalizing circuit capillary and faulty operation in check valve Check for refrigerant entrapment inside compressor I F No temperature change is detected by TK4 despite compressor having been started Check for disconnection of TK4 sensor Check resistance characteristics of TK4 sensor ...

Страница 71: ... not set Stop of corresponding unit Address setting has not been performed for indoor units Check indoor addresses Note This code is displayed when power is turned on for the first time after installation L09 Indoor unit Indoor capacity not set Stop of corresponding unit Capacity setting has not been performed for indoor unit Set indoor capacity DN 11 L10 L10 I F Outdoor capacity not set All stop ...

Страница 72: ...in indoor P C board When external device is not connected to CN80 connector 1 Check for defect in indoor P C board L31 I F Extended IC trouble Continued operation There is part failure in P C board I F Check outdoor P C board I F P01 Indoor unit Indoor fan trouble Stop of corresponding unit Check the lock of fan motor AC fan Check wiring P03 P03 I F Discharge temperature TD1 trouble All stop Disch...

Страница 73: ...cted when power is turned on Inverter DC voltage is too high overvoltage or too low undervoltage Check for defect in outdoor P C board I F 01 Compressor 1 side 02 Compressor 2 side Inverter DC voltage Vdc trouble compressor MG CTT trouble P07 P07 01 Compressor 1 side 02 Compressor 2 side IPDU I F Heat sink overheating trouble All stop Temperature sensor built into IPM TH is overheated Check power ...

Страница 74: ...ed four times or more TS error judgment criterion In cooling operation 60 C In heating operation 40 C Check for insufficiency in refrigerant quantity Check outdoor service valves gas side liquid side to confirm full opening Check PMVs PMV1 3 for clogging Check resistance characteristics of TS1 sensor Check for defect in 4 way valve Check SV4 circuit for leakage 02 TD condition I F Gas leak detecti...

Страница 75: ...ressure equal to or greater than 3 85 MPa During heating operation Pd sensor detects pressure equal to or greater than 3 6 MPa Check for defect in Pd pressure sensor Check service valves gas side liquid side to confirm full opening Check for defect in outdoor fan Check for defect in outdoor fan motor Check outdoor PMV PMV1 3 4 for clogging Check indoor outdoor heat exchangers for clogging Check fo...

Страница 76: ...for defect in fan IPDU P C board Check fan motor Check for defect in fan IPDU Check power voltage of the main power supply Check for defect in fan IPDU Check connection of fan IPDU P C board Sub code 0 Fan IPDU over current protection circuit Flow of current equal to or greater than the specified value is detected during startup of the fan Sub code 1 Fan IPDU position detection circuit Position de...

Страница 77: ...l communication line Check terminator resistor setting Check power supply for devices at other end of central control communication line Check defect in P C boards of devices at other end of central control communication line 2 1 C General purpose device I F Batch alarm for general purpose device control interface Continued operation Error signal is input to control interface for general purpose d...

Страница 78: ...C 1610 If the fan motor is locked or not Unable to rotate it by hand If the winding resistance of the motor is correct or not 2 Measure the power supply voltage and if the voltage is normal or not 220 240VAC 50Hz or 220VAC 60Hz If the power relay operates normally or not the voltage between power relay 4pin GND and 6pin GND are 198 264V 1 Correction of the connection of the connector Replacement o...

Страница 79: ...2 5 2 1 1 8 1 5 1 3 1 1 1 0 0 8 0 7 Temperature C Temperature C 20 15 10 5 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 Indoor TC1 sensor 20 10 0 10 20 30 40 50 60 70 80 90 100 50 100 150 200 5 10 15 20 30 0 0 Resistance kΩ 10 C or below Resistance kΩ 10 C or above Resistance kΩ 115 2 84 2 62 3 46 6 35 2 26 9 20 7 16 1 12 6 10 0 8 0 6 4 5 2 4 2 3 5 2 8 2 4 2 0 1 6 1 4 1 2 Temperat...

Страница 80: ...e trial operation Replacement procedures CASE 1 Before replacement the indoor unit can be turned on and the setting data can be read out by wired remote control operation EEPROM data read out 1 Replacement of P C board for Indoor unit servicing and power on 2 Writing the read out EEPROM data 3 Power reset for all indoor units connected to the remote control when the group operation control is perf...

Страница 81: ...x 1 min until the remote controller operation is available again CODE No required at least 1 The CODE No for the Indoor unit type and Indoor unit capacity are required to set the rotation number setting of the fan 2 If the system indoor group addresses are different from those before replacement the auto address setting mode starts and the manual resetting may be required again when the multiple u...

Страница 82: ...splayed 4 Change the CODE No DN to by pushing buttons for the temperature setting 5 Select the capacity by pushing buttons for the timer setting For example AP027 Type is set to 0012 Refer to table 3 6 Push SET button The setting completes if the setting data are displayed Fig 1 RBC AMT32E B In case that power of the indoor units cannot be turned on individually Case 1 a Remove temporarily the gro...

Страница 83: ...ibed above check the setting data and modify to the data put down in 1 Step 8 Repeat the steps 6 and 7 Step 9 After the setting completes push TEST button to return to the normal stop status It takes approx 1 min until the remote control operation is available again The CODE No DN are ranged from to The CODE No DN is not limited to be serial No Even after modifying the data wrongly and pushing SET...

Страница 84: ...em address Indoor unit address Group address Temperature range of cooling heating automatic SW control point Power failure automatic recovery Vent Fan Single operation Sensor SW Selection of static pressure Static pressure selection Timer setting wired remote controller Power save operation 28 31 32 5d 60 D0 0000 None 0000 Not possible 0000 Body sensor 0000 Standard 0000 Available 0001 Standard Se...

Страница 85: ... an air driver as it can cause component damage The torque of 5 screws IC701 DB509 DB510 and Q590 is 0 55Nm 7 Re connect the connectors Be sure that all the connectors are connected correctly and securely inserted 8 Install the cover then turn on the supply Check the operation 10 3 N F P C Board MCC 1551 Replacement Procedure 1 Turn off the power supply of the indoor unit 2 Remove all the connecto...

Страница 86: ...t switch 3P Red Option Control P C board MCC 1643 1 Detachment 1 Perform 1 of In 1 of the removal of the control P C board is possible even if you do not finish 2 Unlock the locking card spacers 4 positions in the electrical parts box to remove the control P C board WARNING Be sure to stop operation of the air conditioner before work and then turn off switch of the breaker CAUTION Be sure to put o...

Страница 87: ...sing and then remove the connectors NOTE 2 Be sure to wire as before NOTE 1 Check if there is no missing or contact failure of the connectors 4 Attach the electrical parts box cover as before Noise filter P C board MCC 1551 1 Detachment 1 Perform 1 of 2 Unlock the card edge spacers 4 positions in the electrical parts box to remove the noise filter P C board NOTE First unlock the housing and then r...

Страница 88: ...ht figure using the two spanners open the inspection cover of the side face and then remove the PMV motor 2 Attachment 1 Attach the PMV motor as before 2 Connect the connector of the PMV motor as before and close the electrical parts box cover Be sure to wire in the electrical parts box as before 3 Fix the inspection cover with the fixing screws 4 positions PMV motor Relay connector of PMV motor S...

Страница 89: ...fixing screws C M8 x 20 8 pcs 7 Loosen the hexagonal bolt of the fan and pull out the fan from the shaft 8 Remove the fixing screws D 4 pcs from the fan case and remove the nose plate and then take out the fan 9 Remove the fixing screw of ferrite core and unscrew the earth 10 Remove the fixing screws E M8 x 20 2 pcs and remove the motor fixing plate Wires of the fan motor CN703 CN704 CN705 Fixing ...

Страница 90: ...ach the fan as before and check that if the fan rotate smoothly without touching the fan case M8 x 20 6 pcs 5 Adjust the hexagonal bolt to the flat portion and attach 6 After locating the fan at the center of the fan case fix the fan with the hexagonal bolt 7 Connect the wires of the fan motor as before and close and fix the electrical parts box cover Be sure to wire in the electrical parts box as...

Страница 91: ...ght side panel Evaporator partition back Fixing screws 1 Detachment 1 Perform 1 of to open the electrical parts box cover 2 Loosen the fixing screws of the inspection cover and open the inspection cover 3 Remove the connectors of the wires of TC1 sensor TC2 sensor and TCJ sensor from the control P C board CN100 TC1 sensor 3P Brown CN101 TC2 sensor 2P Black CN102 TCJ sensor 2P Red 2 Attachment 1 At...

Страница 92: ...ires of TA sensor from the control P C board 3 Pinch the lock of the TA sensor holder from the outside of the electrical parts box and push it into the inside of the electrical parts box 1 2 Attachment Attach the TA sensor to the original position 2 Wire the wires of TA sensor in the holder as before 3 Attach the electronical parts box as before 1 Detachment 1 Perform 1 of and 1 of 2 Remove the co...

Страница 93: ...VIEWS AND PARTS LIST 12 1 MMD AP0726HP E TR MMD AP0966HP E TR 202 218 223 219 201 204 205 203 217 206 221 222 220 222 214 207 208 209 213 216 215 212 210 211 215 AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 94: ...RE 1 2 IN 1 1 1 1 210 43T46473 MOTOR PMV 1 1 1 1 211 43T46417 SHEET PMV 1 1 1 1 212 43T46472 PMV 1 1 1 1 213 43T47387 STRAINER LIQUID 1 1 1 1 214 43T47407 STRAINER GAS 1 1 1 1 215 43T19333 HOLDER SENSOR 2 2 2 2 216 43T19321 HOLDER SENSOR GAS 1 1 1 1 217 43T72326 PAN ASSY DRAIN 1 1 1 1 218 43T70315 HOSE DRAIN 1 1 1 1 219 43T83311 BAND HOSE 1 1 1 1 220 43T39371 FLANGE UPPER 1 1 1 1 221 43T39372 FLAN...

Страница 95: ...pump kit TCB DP40DPE 292 291 290 Q ty Set TCB DP40DPE 290 43T77302 PUMP DRAIN 1 291 43T51313 FLOAT SWITCH 1 292 43T54325 RELAY 1 Location No Part No Description AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 96: ...T6V671 1 409 43T50345 1 410 43T54324 1 411 43T63356 1 412 43459017 1 413 43T63348 1 414 43T63349 1 TERMINAL Description SENSOR ASSY SERVICE SERVICE SENSOR SERVICE SENSOR SERV TERMINAL ASM PCB OP CLAMP DOWN CLAMP UP ASM PCB SERV ASM PCB SERV ASM PCB SERV THERMISTOR PTC POWER RELAY HOLDER TA 401 403 402 404 405 406 407 408 409 410 411 412 414 413 AMP Air Conditioning www ampair co uk sales ampair co...

Страница 97: ...rating systems in a single refrigerating device the amounts of refrigerant should be as charged in each independent device For the amount of charge in this example The possible amount of leaked refrigerant gas in rooms A B and C is 10kg The possible amount of leaked refrigerant gas in rooms D E and F is 15kg NOTE 2 The standards for minimum room volume are as follows 1 No partition shaded portion ...

Страница 98: ...TOSHIBA CARRIER THAILAND CO LTD 144 9 MOO 5 BANGKADI INDUSTRIAL PARK TIVANON ROAD TAMBOL BANGKADI AMPHUR MUANG PATHUMTHANI 12000 THAILAND AMP Air Conditioning www ampair co uk sales ampair co uk ...

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