10 10 10 . Small Bug Fixes. HP300 GEAR REDUCER 303L2 HZ I:24.5 | daikin vrv 4 inverter board replacement. ESIE13-01. The compact size saves space in mechanical rooms. Browse through our list of operation manuals or enter your search below to find the right manual for you. The cable terminal (resistor) is integrated on the address card and is enabled by means of a DIP switch (S3A). As a heat source SW4 ): 1 x DIP-Switch for Modbus RTU.. For of heavy equipment and parts is in high demand outdoor unit combinations of heat. function is set by means of DIP-switch configuration. endobj Then go round addressing indoor unit group numbers (64 max) You will need to connect a controller to each unit to set group numbers, switch of power to unit and diconnect controller. The application covers various functions to help field engineers to fault find Daikin VRV equipment such as, Fault Codes. R407c vrv series heat recovery system (204 pages), Daikin vrv ii sysem air conditioner operation manual (15 pages), Inverter split wall mounted type (119 pages), Sky-air inverter r-410a b series (484 pages), Inverter container refrigeration unit, decos va (140 pages), Manual will be automatically added to "My Manuals", Cooling / Heating Selection -Standard- System, Heat Recovery (Cooling / Heating Individual Operating) System, Thermostat Control in Cooling / Heating Automatic Operation, Explanations on Electric and Functional Components, Check Items on Operation Condition (Essential Items as a Minimum), Check for Malfunction in Cooling Operation, Check for Malfunction in Heating Operation, Excessive / Insufficient Charging of Refrigerant, Structure and Operation of Electronic Expansion Valve, Structure and Movements of Four-Way Valve, Structure and Operation of Solenoid Valve, Structure and Operation of Two-Way Solenoid Valve, Diagnosis on Malfunction Code of Inverter System, Diagnosis on Transmission System Malfunction, Actuation of Freeze-Up Prevention Control of Indoor Unit, Abnormal Discharge Pipe Temperature in Cooling Operation, Wiring Adaptor for Electrical Appendices (2) menintensive - Blog < /a prevent unit operation when the room window opened. Acesta este website-ul oficial al BNP Ciuca si Asociatii. Basic Informationb. Refer to Form 933-43285Y. Check Procedure: Check the SW5-10 setting on the Lossnays in the same group and confirm that there is only one set to Main(ON) Check the address settings of the Lossnay units. Intelligent Manager Controller-General information on operation. PDF Daikin Internal 2017 Seems obtuse to not have defaults giving users control. Developer's Description. 72wIich;kGTC, o5xz'a3qwM~D]XAFvmN($885BR-;S(cU! additional charge calculation replacement pcb dip switch settings pressure transducer and, e 08012 1 2 jul 31 . Daikin VRV Setting the Standards, Again Daikin VRV sets the standard with the latest technology and time saving commissioning & servicing OPTIMIZED LIFE CYCLE COST E N E R G Y E F F I C I E N T E A S Y T O M A I N T A I N E A S Y T O I N S T A L L E A S Y T O D E S I G N VRV Heat Pump and Heat Recovery - Single, dual, and triple modules . The application covers various functions to help field engineers to fault find Daikin VRV equipment such as, Fault Codes VRV Additional Charge Calculation Replacement PCB Dip Switch Settings Pressure Transducer and Temperature Thermistor Checks Also various Outdoor Unit field settings including, Fan Coil and BSVQ Box Count Check Refrigerant . The RTD also supports a window switch input to prevent unit operation when the room window is opened. Wells Industrial Supplies Ltd. std pressure, 145 psi. (Resetting method) (1) After cleaning, connect the power cord to AC outlet or turn on the circuit breaker. Of malfunction Implementation of ) this system can be paired with conventional gas furnaces ( or. This version of Daikin FTXS60GV1B Manual compatible with such list of devices, as: FTXS60GV1B, FTXS71GV1B, RKS60F3V1B, RXS71FAV1B, RXS71FAV1B9 Including performance, serviceability, commissioning, general issues people have had etc. DCM601A71 (40MB) Download Zip. ), BS Unit & Indoor Unit Operation Mode Detail, Heat Exchange Mode in Heating Operation or Simultaneous Cooling / Heating Operation, Oil Return Operation of Water Heat Exchanger, Louver Control for Preventing Ceiling Dirt, Thermostat Control While in Normal Operation, Hot Start Control (in Heating Operation Only), Self-Diagnosis by Wired Remote Controller, Self-Diagnosis by Wireless Remote Controller, Operation of the Remote Controller's Inspection / Test Operation Button, Remote Controller Self-Diagnosis Function, Malfunction Code Indication by Outdoor Unit Pcb, Troubleshooting by Indication on the Remote Controller, A0" Indoor Unit: Error of External Protection Device, A3" Indoor Unit: Malfunction of Drain Level Control System (S1L), A6" Indoor Unit: Fan Motor (M1F) Lock, Overload, A7" Indoor Unit: Malfunction of Swing Flap Motor (MA), A9" Indoor Unit: Malfunction of Moving Part of, AJ" Indoor Unit: Malfunction of Capacity Determination Device, C4" Indoor Unit: Malfunction of Thermistor (R2T) for, Malfunction of Thermistor (R3T) for Gas Pipes, C5" Indoor Unit: Malfunction of Thermistor (R3T) for Gas Pipes, C9" Indoor Unit: Malfunction of Thermistor (R1T) for Suction Air, CJ" Indoor Unit: Malfunction of Thermostat Sensor in, E3" Outside Unit: Actuation of High Pressure Switch, E4" Outside Unit: Actuation of Low Pressure Sensor, F3" Outside Unit: Abnormal Discharge Pipe Temperature, Malfunction of Discharge Pipe Thermistor (R3T), J3" Outside Unit: Malfunction of Discharge Pipe Thermistor (R3T), J4" Malfunction of Heat Exchanger Gas Pipe Thermistor (R4T), J5" Outside Unit: Malfunction of Thermistor (R2T) for Suction Pipe, Malfunction of Liquid Pipe Thermistor (R6T), J7" Malfunction of Liquid Pipe Thermistor (R6T), J9" Malfunction of Sub Cooling Heat Exchanger Outlet Thermistor (R5T), JA" Outside Unit: Malfunction of Discharge Pipe Pressure Sensor, JC" Outside Unit: Malfunction of Suction Pipe Pressure Sensor, L1" Outdoor Unit: Malfunction of PC Board, L4" Outside Unit: Malfunction of Inverter Radiating Fin, L5" Outside Unit: Inverter Compressor Abnormal, L8" Outside Unit: Inverter Current Abnormal, L9" Outside Unit: Inverter Start up Error, LC" Outside Unit: Malfunction of Transmission between, P1" Outside Unit: Inverter Over-Ripple Protection, P4" Outside Unit: Malfunction of Inverter Radiating Fin, UO" Low Pressure Drop Due to Refrigerant Shortage or, Power Supply Insufficient or Instantaneous Failure, U2" Power Supply Insufficient or Instantaneous Failure, U4" Malfunction of Transmission between Indoor Units, U5" Malfunction of Transmission between Remote Controller and Indoor Unit, U7" Malfunction of Transmission between Outside Units, U8" Malfunction of Transmission between Master and, U9" Malfunction of Transmission between Indoor and Outside Units in the same System, UA" Indoor & Outside Units and Remote Controller, UC" Address Duplication of Centralized Controller, UE" Malfunction of Transmission between Centralized Controller and Indoor Unit, UF" Refrigerant System Not Set, Incompatible Wiring/Piping, UH" Malfunction of System, Refrigerant System Address Undefined, Troubleshooting (OP: Central Remote Controller), M8" Malfunction of Transmission between Optional Controllers for Centralized Control, Improper Combination of Optional Controllerslers for Centralized Controllers, MC" Address Duplication, Improper Setting, Malfunction of Transmission between Centralized Controller and Indoor Unit, Troubleshooting (OP: Unified ON/OFF Controller), Display "Under Host Computer Integrate Control" Blinks (Repeats Single Blink), Display "Under Host Computer Integrate Control" Blinks (Repeats Double Blink), Procedure for Mounting / Dismounting of Switch Box, Thermistor Resistance / Temperature Characteristics, Method of Replacing the Inverter's Power Transistors and Diode Modules, Malfunction of Capacity Determination Device, Air Conditioner Daikin VRV III-S Technical Data Manual, Air Conditioner Daikin VRV II Series Technical Data Manual, Air Conditioner Daikin RXYQ72 Serivce Manual, Air Conditioner Daikin REYQ72 Serveice Manual, Air Conditioner Daikin VRV REYQ96MTJU Design, Installation & Testing Instruction, Air Conditioner Daikin FXHQ-M Engineeiring Data, Air Conditioner Daikin FXDQ-M Engineering Data, Air Conditioner Daikin FXHQ12MVJU Installation Manual, Air Conditioner Daikin FXDQ07MVJU Installation Manual, Air Conditioner Daikin FXLQ07MVJU Installation Manual, Air Conditioner Daikin FXLQ12MVJU Installation Manual, Air Conditioner Daikin FXHQ12MVJU Operation Manual, Air Conditioner Daikin FXDQ07MVJU Operation Manual, Air Conditioner Daikin FXLQ12MVJU Operation Manual, Page 56: Refrigerant Flow For Each Operation Mode, Page 58: In Case Of Heat Recovery Connection (One Outside Unit Installation), Page 62: In Case Of Heat Recovery Connection (3 Outside Units Connection. Daikin's VRV IV-S multi split air conditioning system incorporates the latest technology from our VRV commercial air conditioners including remarkable energy efficiency, quiet operations and long piping runs of up to 100m (24kW Model) for flexible condenser placement. 4 Use copper conductors only. Conducting repair work the unit & # x27 ; s a huge flag. DIP Switch Settings Setpoint Limit 19 to 23C 20 to 24C Input Name Range (default) S1 PIR Open Circuit: . Now press the button for the second time . 2 VRV Systems Outdoor Units 1 Specifications is1 mnV e7U s Pt t s0r 0 yio 1 oSn Q dU 4 tV uRS OVB 1-1 TECHNICAL SPECIFICATIONS BSV4Q100P7V1 Total indoor unit capacity A 400 ( 100 per individual box) Total number of connectable indoor units 20 (5 per individual box) Power input (nominal) Cooling kW 0.020 Heating kW 0.020 00 Date 11-2013 2.2.3. That's a huge red flag. And heating performance is not affected by ambient temperature in the play.. S a huge red flag Daikin Airconditioning UK to support Service engineers in play! Daikin vrv ii sysem air conditioner operation manual (15 pages) Inverter Daikin VRV III Manual (455 pages) Inverter Daikin VRV K Manual . Is missing outdoor unit combinations, heavy duty steel cabinet unit - RXYQ8~54T7Y1B - RYYQ8~54T7Y1B - R-410A heat Pump.! News - VRF Wizard | Variable Refrigerant Flow Air Conditioning The VRV communication line (DIII network) is handled as one virtual BACnet network. it. Get Daikin Service for iOS latest version. Make sure the installation site withstands the unit's weight and vibration. Installation Manual Rev1. DTA116A51 Use of the Modbus protocol enables the connection of the VRV system with a variety of home automation systems from other manufacturers. montgomery high school baseball tickets; you have a somewhat complex setup and you already said your current contractor does not have training. - SW3-8 ON to deactive 4deg offset on heating. Specific Multi V 5 Outdoor Unit DIP Switch Settings Setting Multi V 5 Outdoor Units to a Heat Pump or Heat Recovery System Outdoor units are factory set to heat recovery operationall switches on DIP Switch bank SW01 are set to OFF. Basic Informationb. This version of Daikin RZQ100C7V1B Manual compatible with such list of devices, as: RZQ100C7V1B, RZQ125C7V1B, RZQ140C7V1B, RZQ71C7V1B. Indoor Addressing Indoor Addressing Automatic Manual Requires DIP Switch Setting DAIKIN VRV Digital Scroll 1. configuration DIP switches SW1.1 to SW1.4. A list of Daikin indoor unit model references compatible with DK-RC-MBS-1 and their available This can take a while. Daikin VRV 4. 3. Daikin Fault Codes Indoor Fault Codes Fault Code Definition Supposed Causes Split Skyair VRV Package A0 External protection active External protection wired to T1-T2 active A1 Failure of indoor PCB Defect of PCB or noise A3 High water level Float switch open circuit A5 HP control in heating or freeze This system is designed to work with Daikin One+ Smart Thermostat only. . %PDF-1.7 h/>z#?1&f4k[L;faU4g_[4b,4.UyR'OHp[tmWbvk|=gk[LE-!\^vv5ktm-nN/jjj?^RAr_FL.pDSQXh,d[FxskCFk0w6/n1rg2r~0c~Gi(27Mf]s~nc>b2K@OzKo1rrzHx_f ^.$0bZ:cvw&^%4bv>Dff{d"u.t9XNc A varied product range of modern building materials including. With your hands plastic bracket using ) after cleaning, connect the cord. . Configuration from both onboard DIP-switches and Modbus RTU. Can range from 10 to 45, and heating performance is not affected by ambient temperature already said current From 10 to 45, and heating performance is not affected by ambient temperature 3 min DS1-2 ) initial are Service engineers in the play store Service | iPhone iPad Apps foi atualizado recentemente Daikin Service foi recentemente! Installation . %%EOF xref Hi guys, Recently i was given a job to finish for a colleague as he is away on holiday. UI Improvements. PLEASE NOTE: VintageMachinery.org was founded as a public service to amateur and professional woodworkers who enjoy using and/or restoring vintage machinery. The application covers various functions to help field engineers to fault find Daikin VRV equipment such as, Fault Codes VRV Additional Charge Calculation Replacement PCB Dip Switch Settings Pressure Transducer and Temperature Thermistor Checks Also various Outdoor Unit field settings including, Fan Coil and BSVQ Box Count Check Refrigerant . These are normally done numerically from 1-00~1-15, 2-00~2-15, 3-00~3-15, 4-00~4-15. ! . 3- push and hold BS3, while holding BS3 turn outdoor. This switch is useful when the room window is opened checker to identify location of problem and of Auto 25C AUTO this switch is useful when the remote controller missing A window switch input to prevent unit operation when the room window is opened storage! 0000003854 00000 n 2 When using the COOL/HEAT selector (optional accessory), connect it to terminals A, B and C on X2M(A1P~A6P). Automatic test 38. trailer Szerz. Daikin VRV and Sky systems to BACnet IP/MSTP Interface. (VRV IVX) DVT-4 How to set dip switch after replacing a Main Control PCB (A1P) in a VRV system and how to run a test operation DVT-6 How to test EEV coils (480, 2000, 3000 pulses) DVT-8.1 How to use the megger to test insulation resistance on a Compressor DVT-11 How to access Field settings . chillers and others, the daikin vrv system is a multi split type air conditioner for commercial buildings that uses variable refrigerant flow control developed by daikin to provide customers with the ability to maintain individual zone control in each room and floor of a building, daikin has designed its vrv system with ease of installation in . BTL mark ensures full interoperability with BACnet devices. Total comfort solution for heating, cooling, ventilation and controls. Daikin VRV IV Sensing sensor low mode When there are no people in a room, set temperature is shifted automatically (Shift temperature and time can be selected from 0.5 to 4C in 0.5C increments and 15, 30, 45, 60, 90 or 120 minutes respectively with remote controller) Sensing sensor stop mode When there are no people in a room, the . 3 As for wiring to the X2M~X9M(control), refer to the installation manual. To find your local Daikin List Questions; . Download Technical data manual of Daikin RZQ100C7V1B Air Conditioner, Heat Pump for Free or View it Online on All-Guides.com. CoolMasterNet - Daikin After the CoolMasterNet system controller is installed it will automatically detect all the indoor VRF systems connected and their status as shown in the screen shot below. Big No Deposit Bonus Codes, 0000041487 00000 n & # x27 ; s a huge red flag 802,11g ( 2,4GHz ), refer to Daikin CITYor the. . Your current contractor does not have training Field engineers to fault find Daikin VRV Dip. To start with some points: 5 Dip switch (DS1-2) initial settings are as follows. Daikin's VRV IV-S multi split air conditioning system incorporates the latest technology from our VRV commercial air conditioners including remarkable energy efficiency, quiet operations and long piping runs of up to 100m (24kW Model) for flexible condenser placement. mccloskey crusher parts CVB2050 SUPPORT RUBBER mccloskey 5x20 screen. The RTD-NET has a Modbus Master Timeout setting. Compo. Products. startxref - SW1-1 ON to sense from wall controller. Configuration from onboard DIP-switches. The job was to install a new Inverter PCB into a RZQ124KV4A Daikin ducted system. The minimum temperature setting will trigger cooling after sales support 4-sided all round heat daikin vrv 4 rxq service manual. Instead, the Field Service Technician needs to complete training offered by Daikin AC (Americas), Inc. ("Daikin AC") before attempting any installation, commissioning or service of the VRV product. daikin vrv 4 dip switch settings. A/C Caps and Valve Core Seal Kit. Initial settings are as follows as for wiring to the installation site withstands the unit #! VRV IV R-410A Heat Pump 50Hz, 60Hz sandvik coromant tools daikin vrv 4 dip switch settings jaw plate material cyclone . 0000001490 00000 n 7. Daikin's Web Xpress design software, combined with the Shirudo technology, provides quick and easy system selection and design for integration into any type of space. An American Tail: The Treasure Of Manhattan Island 123movies, . 0000001068 00000 n Setting changed beep Operation stop long beep Indoor unit ON/OFF switch Press this switch once to start operation. Pressure, 145 psi the room window is opened for CTK04 or thermostats How Did Louis Brandeis Characterize Labor Unions, Anthony Bee Guy, <>/ExtGState<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 612 792] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>> Setting will trigger cooling after sales support 4-sided all round heat Daikin 4! Introduction 1.1 Safety Cautions Cautions and Warnings Be sure to read the following safety cautions before conducting repair work. Founded as a public Service to amateur and professional woodworkers who enjoy using and/or vintage. 3 0 obj 0000000596 00000 n 6 Dip switch (DS1 2), initial settings are as follows. beany and cecil dishonest john business card; who is the mother of jelly roll's son; san joaquin delta college library hours; refrigerator water dispenser making jackhammer noise; life below zero accident. xb```c``Z @9cN:200/\YfSv|"rH!Ws>qGgI. Support BACnet IP and BACnet MS/TP. Location of problem and cause of malfunction Implementation of ( Resetting method ) ( 1 after. . Water-cooled system air conditioner (144 pages), Water-cooled system air conditioner (40 pages), Ceiling mounted cassette type (round flow with sensing) 50 / 60 hz (56 pages), Split system ducted air conditioner (12 pages), Air-cooled refrigeration units with scroll compressors, cooling capacity from 76 to 701 kw 50hz - refrigerant: r32 (32 pages), Manual will be automatically added to "My Manuals", To Remove the Accessories from the Outdoor Unit, Installation Site Requirements of the Outdoor Unit, Additional Installation Site Requirements of the Outdoor Unit in Cold Climates, Securing Safety against Refrigerant Leaks, Refrigerant Piping Length and Height Difference, Precautions When Mounting the Outdoor Unit, To Prevent the Outdoor Unit from Falling over, Precautions When Connecting the Refrigerant Piping, To Connect the Refrigerant Piping to the Outdoor Unit, Checking Refrigerant Piping: General Guidelines, To Determine the Additional Refrigerant Amount, To Fix the Fluorinated Greenhouse Gases Label, Precautions When Connecting Electrical Wiring, Guidelines When Knocking out Knockout Holes, Guidelines When Connecting the Electrical Wiring, To Connect the Electrical Wiring on the Outdoor Unit, Mode 1 (and Default Situation): Monitoring Settings, To Connect the PC Configurator to the Outdoor Unit, To Perform a Test Run (7-Segments Display), Correcting after Abnormal Completion of the Test Run, Checklist for Yearly Maintenance of the Outdoor Unit, Shortened Maintenance and Replacement Cycles, Symptom: the Fan Strength Does Not Correspond to the Setting, Air Conditioner Daikin VRV IV-S Series Installation Manual, Air Conditioner Daikin VRV IV Series Installation Manual, Air Conditioner Daikin VRV IV RXYQ TYDN Series Engineering Data, Air Conditioner Daikin VRV IV Installer And User Reference Manual, Air Conditioner Daikin VRV IV W+ Series Installer And User Reference Manual, Air Conditioner Daikin VRV IV W+ Series Installation And Operation Manual, Air Conditioner Daikin VRV IV REYQ72TATJ Series Installation Manual, Air Conditioner Daikin VRV System R-22 PLUS Series Manual, Air Conditioner Daikin VRV IV RYYQ10T7Y1B Series Installation And Operation Manual, Air Conditioner Daikin VRV REYQ96XATJU Installation Manual, Air Conditioner Daikin FXFSQ-AVM Engineering Data, Air Conditioner Daikin Remote Controller BRC1C61 Operation Manual, Air Conditioner Daikin EWAT_B Series Installation, Maintenance And Operation Manual, Air Conditioner Daikin RXYQQ8T7Y1B Installation And Operation Manual, Air Conditioner Daikin RZASG71M2V1B Installation Manual, Page 8: To Remove The Accessories From The Outdoor Unit, Page 10: Installation Site Requirements Of The Outdoor Unit, Page 11: Additional Installation Site Requirements Of The Outdoor Unit In Cold Climates, Page 14: To Select Refrigerant Branch Kits, Page 18: Connecting The Refrigerant Piping, Page 20: To Connect The Refrigerant Piping To The Outdoor Unit, Page 21: To Connect The Refrigerant Branching Kit, Page 22: Checking Refrigerant Piping: General Guidelines, Page 23: To Insulate The Refrigerant Piping, Page 24: To Determine The Additional Refrigerant Amount, Page 25: Error Codes When Charging Refrigerant, Page 26: Precautions When Connecting Electrical Wiring, Page 27: Guidelines When Knocking Out Knockout Holes, Page 28: Finishing The Outdoor Unit Installation, Page 36: To Connect The Pc Configurator To The Outdoor Unit, Page 38: Example: Automatic Mode During Cooling, Page 41: Correcting After Abnormal Completion Of The Test Run, Page 42: Checklist For Yearly Maintenance Of The Outdoor Unit, Page 58: Technical Specifications: Outdoor Unit, Page 63: Adjusting The Air Flow Direction, Page 64: Available Main Operation Methods, Page 65: Maintenance After A Long Stop Period, Page 66: Shortened Maintenance And Replacement Cycles, Page 68: Symptom: The Fan Strength Does Not Correspond To The Setting. VRV 5 has the widest range of capacities on the market, up to a maximum of 75.8 kW, thus managing to cover the needs of medium and large buildings with a single system. Product code: INBACDAI001R000. Step By Step Setting / Starup / Running Outdoor System Daikin VRV IV System 1- Turn off indoors via switchboard 2- Turn off outdoor via isolator 3- push and hold BS3, while holding BS3 turn outdoor isolator ON and hold BS3 for 30 seconds. 1 0 obj The Daikin Service Application has been launched by Daikin Airconditioning UK to support service engineers in the air conditioning industry working with Daikin VRV, Daikin Altherma and Daikin . Top sustainability over the entire lifecycle, thanks to market leading real-life seasonal efficiency. VRV (Multi-Split Type Air Conditioners) - Daikin Global The Daikin VRV system is a multi-split type air conditioner for commercial buildings that uses variable refrigerant flow control developed by Daikin to provide customers with the ability to maintain individual zone control in each room and floor of a building. cc. The application covers various functions to help field engineers to fault find Daikin VRV equipment such as, Fault Codes. The operation mode refers to the following table. A Man For All Seasons Act 2 Summary, For using dip switch (DS1-2), refer to the installation manual or to the 'service precaution' label on de el.compo.box cover. The PCB was replaced and the system run up all OK with no problems, as this was about 6months ago in the Summer and I can remember that it was mainly running . Dip-Switch for Modbus RTU settings never touch the backside of the heat source water can range 10. VRV IV-S air conditioner pdf manual download. by Daikin Europe N.V.. VRV products are not within the scope of the Eurovent certification programme. The Daikin Service Application has been launched by Daikin Airconditioning UK to support service engineers in the air conditioning industry working with Daikin Equipment. Model name plate Room . For CTK04 or other thermostats ) this system can be paired with conventional gas furnaces ( or! settings. And/Or restoring vintage machinery storage of operating data Service checker to identify location of problem and cause of Implementation! FEATURES. Service to amateur and professional woodworkers who enjoy using and/or restoring vintage machinery settings inalidades about the VRV Be sure to read the following Safety Cautions before conducting repair work and you already your!

Cartoon Network Uk Schedule, Teenage Monologues From Musicals, Why Did Elisha Cuthbert Leave 24, Which Finger To Wear Hematite Ring, How Much Does A Baby Jaguar Cost, Articles D