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Installation and operation manual Split system air conditioners FCAG35AVEB FCAG50AVEB FCAG60AVEB FCAG71AVEB FCAG100AVEB Installation and operation manual FCAG125AVEB English Split system air conditioners FCAG140AVEB...
Latest revisions of the supplied documentation may be available on 12.1 Cleaning the air filter, suction grille, air outlet and outside the regional Daikin website or via your dealer. panels ..................16 12.1.1 To clean the air filter ........... 16 The original documentation is written in English.
2 About the box Technical engineering data ▪ The full set of latest technical data is available on the Daikin extranet (authentication required). ▪ A subset of the latest technical data is available on the regional Daikin website (publicly accessible).
4 Preparation Outdoor units Cooling Heating AZAS71~140 Outdoor –15~46°C DB –14~21°C DB temperature –15~15.5°C WB ≥1500 Indoor 20~37°C DB 10~27°C DB ≥2000 temperature 14~28°C WB ≥4000 Indoor humidity ≤80% To avoid condensation and water dripping out of the unit. If (mm) the temperature or the humidity is beyond these conditions, safety devices may be put in action and the air conditioner Minimum distance to the wall (see below) may not operate.
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5 Installation ▪ Ceiling strength. Check whether the ceiling is strong enough to support the weight of the unit. If there is a risk, reinforce the ceiling before installing the unit. ▪ For existing ceilings, use anchors. ▪ For new ceilings, use sunken inserts, sunken anchors or other field supplied parts.
5 Installation 5.1.2 Guidelines when installing the drain To connect the drain piping to the indoor unit piping NOTICE Make sure condensation water can be evacuated properly. This Incorrect connection of the drain hose might cause leaks, involves: and damage the installation space and surroundings. ▪...
5 Installation 5.2.1 To connect the refrigerant piping to the indoor unit WARNING: FLAMMABLE MATERIAL The R32 refrigerant (if applicable) in this unit is mildly Transm. Forced OFF flammable. Refer to the outdoor unit specifications for the type of refrigerant to be used. ▪...
6 Configuration 1~ 50 Hz 5.3.2 Specifications of standard wiring 220-240 V components Component Specification Interconnection cable Minimum cable section of (indoor↔outdoor) 2.5 mm² and applicable for 230 V User interface cable Vinyl cords with 0.75 to 1.25 mm² sheath or cables (2‑core wires) Maximum 500 m 5.3.3 To connect the electrical wiring on the...
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6 Configuration Individual setting in a simultaneous operation system If the distance to the floor is (m) Then We recommend using the optional user interface to set the slave unit. ≤2.7 13 (23) Perform the following steps: 2.7<x≤3.0 2 Change the second code number to 02 to perform individual 3.0<x≤3.5 setting on the slave unit.
7 Commissioning Commissioning Action Open the liquid stop valve (A) and gas stop valve (B) by removing the stem cap and turning NOTICE counterclockwise with a hex wrench until it stops. NEVER operate the unit without thermistors and/or pressure sensors/switches. Burning of the compressor might result.
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 extranet (authentication required). Installation and operation manual FCAG35~140AVEB Split system air conditioners 4P471224-1 –...
8 Technical data Wiring diagram Unified Wiring Diagram Legend For applied parts and numbering refer to the wiring diagram sticker supplied on the unit. Part numbering is realized by Arabic numbers in ascending order for each part and is represented in the overview below by symbol “*” in the part code. CIRCUIT BREAKER PROTECTIVE EARTH CONNECTION...
9 About the system For the user For more information about the user interface, see the operation About the system manual of the installed user interface. The indoor unit of this split system air conditioner can be used for heating/cooling applications. Operation NOTICE Do not use the system for other purposes.
11 Operation 11.2.4 To operate the system Outdoor units Cooling Heating 3MXM40~68 Outdoor –10~46°C DB –15~24°C DB 1 Press the operation mode selector button on the user interface temperature 4MXM68~80 –16~18°C WB several times and select the operation mode of your choice. Indoor 18~32°C DB 10~30°C DB 5MXM90...
12 Maintenance and service ▪ The air flow flap itself adjusts its position. ▪ Rule of thumb: Clean every 6 months. If the air in the room is extremely contaminated, increase the cleaning frequency. ▪ The air flow direction can be fixed by the user. ▪...
12 Maintenance and service WARNING ▪ Do NOT pierce or burn refrigerant cycle parts. ▪ Do NOT use cleaning materials or means to accelerate the defrosting process other than those recommended by the manufacturer. 45° ▪ Be aware that the refrigerant inside the system is 3 Remove the air filter.
13 Troubleshooting Troubleshooting 13.1 Symptoms that are NOT system malfunctions If one of the following malfunctions occur, take the measures shown below and contact your dealer. The following symptoms are NOT system malfunctions: WARNING 13.1.1 Symptom: The system does not operate Stop operation and shut off the power if anything unusual occurs (burning smells etc.).
14 Relocation Do not try to dismantle the system yourself: the dismantling of the 13.1.7 Symptom: Noise of air conditioners system, treatment of the refrigerant, of oil and of other parts must (Indoor unit) comply with applicable legislation. Units must be treated at a specialised treatment facility for reuse, recycling and recovery.