Daikin CTXM15A2V1B Installer's Reference Manual
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Summary of Contents for Daikin CTXM15A2V1B
- Page 1 Installer reference guide Daikin room air conditioner CTXM15A2V1B FTXM20A2V1B ATXM20A2V1B CTXM15A5V1B FTXM20A5V1B ATXM20A5V1B FTXM25A2V1B ATXM25A2V1B FTXM25A5V1B ATXM25A5V1B FTXM35A2V1B ATXM35A2V1B FTXM35A5V1B ATXM35A5V1B FTXM42A2V1B ATXM50A2V1B FTXM42A5V1B ATXM50A5V1B FTXM50A2V1B FTXM50A5V1B...
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Page 2: Table Of Contents
To connect optional accessories (wired user interface, central user interface, etc.) ........... 41 9 Finishing the indoor unit installation To insulate the drain piping, refrigerant piping and interconnection cable..............43 Installer reference guide CTXM-A, FTXM-A, ATXM-A Daikin room air conditioner 4P518023-17P – 2023.06... - Page 3 13.1 Solving problems based on error codes ......................... 51 14 Disposal 15 Technical data 15.1 Wiring diagram................................54 15.1.1 Unified wiring diagram legend ........................54 16 Glossary CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06...
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Page 4: About The Documentation
WARNING Make sure installation, servicing, maintenance, repair and applied materials follow the instructions from Daikin (including all documents listed in “Documentation set”) and, in addition, comply with applicable legislation and are performed by qualified persons only. In Europe and areas where IEC standards apply, EN/IEC 60335-2-40 is the applicable standard. -
Page 5: Meaning Of Warnings And Symbols
About the documentation Technical engineering data ▪ A subset of the latest technical data is available on the regional Daikin website (publicly accessible). ▪ The full set of latest technical data is available on the Daikin Business Portal (authentication required). - Page 6 Example: " 1–3 Figure title" means "Figure 3 in chapter 1". Indicates a table title or a reference to it. Example: " 1–3 Table title" means "Table 3 in chapter 1". CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06...
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Page 7: General Safety Precautions
WARNING Improper installation or attachment of equipment or accessories could result in electrical shock, short-circuit, leaks, fire or other damage to the equipment. ONLY use accessories, optional equipment and spare parts made or approved by Daikin unless otherwise specified. WARNING Make sure installation, testing and applied materials comply with applicable legislation (on top of the instructions described in the Daikin documentation). -
Page 8: Installation Site
WARNING Make sure installation, servicing, maintenance and repair comply with instructions from Daikin and with applicable legislation and are executed ONLY by authorised persons. CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P –... - Page 9 Outdoor units installed or stored indoors (e.g. winter garden, garage, machinery room) NOTICE ▪ Protect the pipework from physical damage. ▪ Make sure the pipework is securely mounted. ▪ Keep the pipework installation to a minimum. CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06...
- Page 10 2.4 2.8 3.2 3.6 4 4.4 4.8 5.2 5.6 6 6.4 6.8 7.2 7.6 8 8.4 8.8 9.2 55.9 83.6 1.843 9.55 m [kg] 9.55 57.7 9.55 86.2 9.55 m Total refrigerant charge in the system CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06...
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Page 11: Refrigerant - In Case Of R410A Or R32
When the refrigerant system is to be opened, refrigerant MUST be treated according to the applicable legislation. NOTICE Make sure refrigerant piping installation complies with applicable legislation. In Europe, EN378 is the applicable standard. CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... -
Page 12: Electrical
For the location of the terminals, see the wiring diagram. ▪ Do NOT touch electrical components with wet hands. ▪ Do NOT leave the unit unattended when the service cover is removed. CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... - Page 13 MUST be as such that the current-carrying wires are tautened before the earth wire is in case the power supply is pulled loose from the stress relief. CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06...
- Page 14 ON and OFF while the product is operating, attach a reversed phase protection circuit locally. Running the product in reversed phase can break the compressor and other parts. CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06...
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Page 15: Specific Installer Safety Instructions
Use flare nuts that are included with the unit. Using different flare nuts may cause refrigerant gas leakage. "8 Electrical installation" [ 37]) Electrical installation (see DANGER: RISK OF ELECTROCUTION WARNING ALWAYS use multicore cable for power supply cables. CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... - Page 16 This could result in electrical shock or fire. WARNING Keep the interconnection wiring away from copper pipes without thermal insulation as such pipes will be very hot. CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06...
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Page 17: About The Box
44]. g Dry battery AAA.LR03 (alkaline) for wireless remote control h Holder for wireless remote control (user interface) i Wireless remote control (user interface) j Mounting plate CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... - Page 18 Spare SSID sticker. Do NOT throw away the spare sticker. Keep it in a safe place in case it is needed in future (e.g. in case the front grille was replaced attach it to the new front grille). CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06...
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Page 19: About The Unit
In combination with outdoor units: 2MXM, 2AMXM, 3MXM, 3AMXM, 4MXM, 5MXM (a)(b) Cooling and drying Heating Outdoor temperature –10~46°C DB –15~24°C DB –15~18°C WB Indoor temperature 18~32°C DB 10~30°C DB 14~23°C WB Indoor humidity ≤80% — CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... -
Page 20: About The Wireless Lan
INFORMATION: Declaration of conformity ▪ Daikin Industries Czech Republic s.r.o. declares that the radio equipment type inside of this unit is in compliance with Directive 2014/53/EU and S.I. 2017/1206: Radio Equipment Regulations 2017. ▪... -
Page 21: Setting The Wireless Lan
2 Follow the directions on the screen to install the ONECTA app. INFORMATION Scan the QR code to download and install the ONECTA app on your mobile phone or tablet: CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... -
Page 22: Unit Installation
Wall insulation. When conditions in the wall exceed 30°C and a relative humidity of 80%, or when fresh air is inducted into the wall, then additional insulation is required (minimum 10 mm thickness, polyethylene foam). CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... -
Page 23: Opening The Unit
6.2.1 To remove the front panel 1 Place your fingers in the indentations on the unit (one each on the left and right sides), and open the front panel until it stops. CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... -
Page 24: To Open The Service Cover
4 If installed, remove the 2 screw covers using a long flat plate such as a ruler wrapped in a cloth and remove 3 screws fixing the front grille. CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... -
Page 25: To Remove The Electrical Wiring Box Cover
2 Open the electrical wiring box cover by pulling it to the front. 3 Remove the electrical wiring box cover from the 1 rear hook. a Screw b Electrical wiring box c Rear hook CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... -
Page 26: Mounting The Indoor Unit
Pocket for the pipe port cover f2 Measure point for piping hole center " " (to right) c Tabs for placing a spirit level g Gas pipe end CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... -
Page 27: To Drill A Wall Hole
1 Cut off the pipe port cover from inside the front grille using a coping saw. 2 Remove any burrs along the cut section using a half round needle file. CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... -
Page 28: Connecting The Drain Piping
Ridgid polyvinyl chloride pipe. When connecting a ridgid polyvinyl chloride pipe (nominal Ø13 mm) directly to the drain hose as with embedded piping work, use a field supplied drain socket (nominal Ø13 mm). CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... -
Page 29: To Connect The Piping On Right Side, Right-Back, Or Right-Bottom
NOTICE Do NOT apply lubricating oil (refrigerant oil) to the drain plug when inserting it. The drain plug may deteriorate and cause drain leakage from the plug. CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... -
Page 30: To Check For Water Leaks
6.4.4 To check for water leaks 1 Remove the air filters. 2 Gradually pour approximately 1 l of water in the drain pan, and check for water leaks. CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... -
Page 31: Piping Installation
Ø9.5 Ø6.4 Ø12.7 Refrigerant piping material ▪ Piping material: phosphoric acid deoxidised seamless copper ▪ Flare connections: Only use annealed material. ▪ Piping temper grade and thickness: CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... -
Page 32: Refrigerant Piping Insulation
Connecting the refrigerant piping to the outdoor unit ▪ Insulating the refrigerant piping ▪ Keeping in mind the guidelines for: Pipe bending Flaring pipe ends Using the stop valves CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... -
Page 33: Precautions When Connecting The Refrigerant Piping
Use caution when passing copper tubes through walls (see figure below). Unit Installation period Protection method Outdoor unit >1 month Pinch the pipe <1 month Pinch or tape the pipe Indoor unit Regardless of the period CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... -
Page 34: Guidelines When Connecting The Refrigerant Piping
1 Cut the pipe end with a pipe cutter. 2 Remove burrs with the cut surface facing down so that the chips do NOT enter the pipe. CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... -
Page 35: To Connect The Refrigerant Piping To The Indoor Unit
Liquid pipe (with insulation) (field supply) d Gas pipe (with insulation) (field supply) e Slit on heat insulation pipe cover facing up f Vinyl tape (field supply) CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... -
Page 36: To Check Refrigerant Piping Joints For Leaks After Charging Refrigerant
Test leaks using a pressure of at least 0.25 times the maximum working pressure (see "PS High" on the unit nameplate). If a leak is detected 1 Recover the refrigerant, repair the joint, and repeat the test. CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... -
Page 37: Electrical Installation
ALWAYS use multicore cable for power supply cables. INFORMATION Also read the precautions and requirements in the "2 General safety precautions" [ 7]. INFORMATION Also read "8.1.3 Specifications of standard wiring components" [ 40]. CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... -
Page 38: Guidelines When Connecting The Electrical Wiring
To prepare stranded conductor wire for installation Method 1: Twisting conductor 1 Strip insulation (20 mm) from the wires. 2 Slightly twist the end of the conductor to create a "solid-like" connection. CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... - Page 39 Terminal b Screw c Flat washer Allowed NOT allowed ▪ The earth wire between the wire retainer and the terminal must be longer than the other wires. CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06...
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Page 40: Specifications Of Standard Wiring Components
Mounting plate (accessory) b Piece of packing material c Interconnection cable d Wire guide INFORMATION Support the unit using a piece of packing material. Example: CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... -
Page 41: To Connect Optional Accessories (Wired User Interface, Central User Interface, Etc.)
"6.2.4 To remove the electrical wiring box cover" [ 25]). 2 Attach the connection cable to the S21 connector and pull the wire harness as shown in the following figure. CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... - Page 42 Electrical installation 3 Put the electrical wiring box cover back and pull the wire harness around it as shown in the figure above. CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06...
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Page 43: Finishing The Indoor Unit Installation
1 Shape the refrigerant pipes along the pipe path marking on the mounting plate. a Drain hose b Caulk this hole with putty or caulking material c Adhesive vinyl tape d Insulation tape e Mounting plate (accessory) CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... -
Page 44: To Fix The Unit On The Mounting Plate
3 Install the service cover and fix it with the service cover screw. 4 Install the air filter, mount the front panel and close it "9.4.3 To re-install the front panel" [ 45]. CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... -
Page 45: To Close The Service Cover
1 Attach the front panel. Align the shafts with the slots and push them all the way in. 2 Close the front panel slowly; press at both sides and at the centre. CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... -
Page 46: Configuration
, select and press Result: The Daikin eye will start to blink. a Daikin eye b Indoor unit ON/OFF switch 6 Press the indoor unit ON/OFF switch while the Daikin eye is blinking. CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner... - Page 47 Configuration INFORMATION If the setting could NOT be completed while the Daikin eye was blinking, repeat the setting process from the beginning. 7 When the setting is complete, keep pressed for at least 5 seconds. Result: The remote control display will return to the previous screen.
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Page 48: Commissioning
11 Commissioning NOTICE General commissioning checklist. Next to the commissioning instructions in this chapter, a general commissioning checklist is also available on the Daikin Business Portal (authentication required). The general commissioning checklist is complementary to the instructions in this chapter and can be used as a guideline and reporting template during commissioning and hand-over to the user. -
Page 49: To Perform A Test Run
2 Press simultaneously. 3 Press , select and press Result: Test run operation will stop automatically after about 30 minutes. 4 To stop operation sooner, press CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... -
Page 50: Hand-Over To The User
Explain the user how to properly operate the system and what to do in case of problems. ▪ Show the user what to do for the maintenance of the unit. CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... -
Page 51: Troubleshooting
Indoor unit Error code Description Indoor unit PCB abnormality Freeze-up protection or high-pressure control Fan motor (DC motor) abnormality Indoor heat exchanger thermistor abnormality Room temperature thermistor abnormality CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... - Page 52 DC voltage / current sensor abnormality Outdoor temperature thermistor abnormality Discharge pipe thermistor abnormality Outdoor heat exchanger thermistor abnormality Radiation fin temperature rise Inverter instantaneous overcurrent (DC) Radiation fin thermistor abnormality CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06...
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Page 53: Disposal
Do NOT try to dismantle the system yourself: dismantling of the system, treatment of the refrigerant, oil and other parts MUST comply with applicable legislation. Units MUST be treated at a specialised treatment facility for reuse, recycling and recovery. CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06... -
Page 54: Technical Data
Technical data 15 Technical data ▪ A subset of the latest technical data is available on the regional Daikin website (publicly accessible). ▪ The full set of latest technical data is available on the Daikin Business Portal (authentication required). 15.1 Wiring diagram The wiring diagram is delivered with the unit, located on the inner right side of the indoor unit front grille. - Page 55 Number of passes through ferrite core Pulse-amplitude modulation PCB* Printed circuit board Power module Switching power supply PTC* PTC thermistor Insulated gate bipolar transistor (IGBT) Circuit breaker CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06...
- Page 56 (IGBT) power module Wireless remote controller Terminal Terminal strip (block) Electronic expansion valve coil Y*R, Y*S Reversing solenoid valve coil Ferrite core ZF, Z*F Noise filter CTXM-A, FTXM-A, ATXM-A Installer reference guide Daikin room air conditioner 4P518023-17P – 2023.06...
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Page 57: Glossary
Optional equipment Equipment made or approved by Daikin that can be combined with the product according to the instructions in the accompanying documentation. Field supply Equipment NOT made by Daikin that can be combined with the product according to the instructions in the accompanying documentation. - Page 60 DAIKIN ISITMA VE SOĞUTMA SİSTEMLERİ SAN.TİC. A.Ş. Gülsuyu Mahallesi, Fevzi Çakmak Caddesi, Burçak Sokak, No:20, 34848 Maltepe İSTANBUL / TÜRKİYE Tel: 0216 453 27 00 Faks: 0216 671 06 00 Çağrı Merkezi: 444 999 0 4P518023-17P Web: www.daikin.com.tr 2023.06 Verantwortung für Energie und Umwelt...
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