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Summary of Contents for Daikin 2MXM40M3V1B
- Page 1 INSTALLATION MANUAL R32 Split Series Models 2MXM40M3V1B 2MXM50M2V1B9 2AMXM40M3V1B 2AMXM50M3V1B...
- Page 2 3P475203-6A...
- Page 3 2P427092-10H...
- Page 4 2P427092-10H...
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Page 5: Safety Precautions
Improper installation may result in water leakage, electric shocks or fire. • Only use accessories, optional equipment and spare parts made or approved by Daikin. • Install the air conditioner on a foundation strong enough to withstand the weight of the unit. - Page 6 Safety Precautions • The appliance must be stored in a room without continuously operating ignition sources (for example: open flames, an operating gas appliance or an operating electric heater). • Do not pierce or burn. • Be aware that refrigerants may not contain an odour. •...
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Page 7: Precautions For Selecting The Location
Precautions for Selecting the Location 1) Choose a place solid enough to bear the weight and vibration of the unit, where the operation noise will not be amplified. 2) Choose a location where the hot air discharged from the unit or the operation noise will not cause a nuisance to the neighbours of the user. -
Page 8: Indoor/Outdoor Unit Installation Drawings
Indoor/Outdoor Unit Installation Drawings For installation of the indoor units, refer to the installation manual which was provided with the units. (The diagram shows a wall-mounted indoor unit.) CAUTION • Do not connect the embedded branch piping and the outdoor unit when only carrying out piping work without connecting the indoor unit in order to add another indoor unit later. -
Page 9: Connections (Connection Port)
Installation • Install the unit horizontally. • The unit may be installed directly on a concrete verandah or a solid place if drainage is good. • If the vibration may possibly be transmitted to the building, use a vibration-proof rubber (field supply). Connections (connection port) Install the indoor unit according to the table below, which shows the relationship between the class of indoor unit and the corresponding port. -
Page 10: Outdoor Unit Installation Guideline
Outdoor Unit Installation Guideline • Where a wall or other obstacle is in the path of outdoor unit’s inlet or outlet airflow, follow the installation guidelines below. • For any of the below installation patterns, the wall height on the exhaust side should be 1200mm or less. Walls facing two sides Wall facing one side More than 50... -
Page 11: Refrigerant Piping Work
Refrigerant Piping Work Installing outdoor unit 1) When installing the outdoor unit, refer to “Precautions for Selecting the Location” on page 3 and the “Indoor/Outdoor Unit Installation Drawings” on page 4. 2) If drain work is necessary, follow the procedures below. Drain work 1) Use the drain plug for drainage. -
Page 12: Purging Air And Checking Gas Leakage
Refrigerant Piping Work Purging air and checking gas leakage WARNING • Do not mix any substance other than the specified refrigerant (R32) into the refrigeration cycle. • When refrigerant gas leaks occur, ventilate the room as soon and as much as possible. •... -
Page 13: Charging Additional Refrigerant
Refrigerant Piping Work Charging refrigerant 1-1. Charging additional refrigerant • If the total length of refrigerant piping exceeds 20m, add refrigerant. (The maximum total length of refrigerant piping for all rooms is 30m.) A: Amount to add B: Length of refrigerant piping minus 20. (Total for all rooms) g=20X 1-2. - Page 14 Refrigerant Piping Work Precautions for Laying Refrigerant Piping Wall Be sure to place a cap. • Cautions on pipe handling Rain If no flare cap is 1) Protect the open end of the pipe against dust and moisture. available, cover the flare mouth 2) All pipe bends should be as gentle as possible.
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Page 15: Pump Down Operation
Pump Down Operation In order to protect the environment, be sure to pump down when relocating or disposing of the unit. 1) Remove the valve caps on the liquid and the gas stop valves at the pipes for rooms A and B. - Page 16 Wiring WARNING • Do not use tapped wires, stranded wires (CAUTION 1), extension cords, or starburst connections, as they may cause over- heating, electrical shock, or fire. • Do not use locally purchased electrical parts inside the product. (Do not branch the power for the drain pump, etc., from the ter- minal block.) Doing so may cause electric shock or fire.
- Page 17 Wiring Safe handling of high voltage part • Turn the circuit breaker off and wait for 10 minutes before servicing. 1-1. To prevent electrical shock • Use tester to check that the voltage between ‘+’ and ‘-’ is 50V or less. (Refer to figure below for the locations to check.) •...
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Page 18: Unified Wiring Diagram Legend
Wiring 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 CIRCUIT BREAKER PROTECTIVE EARTH... -
Page 19: Econo Mode Prohibition Setting
ECONO Mode Prohibition Setting WARNING Always shut off the power supply breaker before starting. • This setting disables the input control signal from the remote controller. • Use this setting when you wish to block reception of input controls (cooling/heating) from indoor unit remote controllers. •... -
Page 20: Night Quiet Mode Setting
Night Quiet Mode Setting • If night quiet mode is to be used, initial settings must be made when the unit is installed. Explain night quiet mode, as described below, to the customer, and confirm whether or not the customer wants to use night quiet mode. -
Page 21: Trial Operation And Testing
Trial Operation and Testing • Before starting the test run, measure the voltage at the primary side of the safety breaker. • Check that all liquid and gas stop valves are fully open. • Check that piping and wiring all match. •... -
Page 22: Piping Diagram
Piping Diagram Piping diagram for 2MXM50M2V1B9, 2AMXM50M3V1B Outdoor unit Branch pipe Heat exchanger Outdoor air temperature thermistor Motor-operated valve 7.9CuT Thermistor (liquid) Room ·A· Filter 6.4CuT 6.4CuT (6.4CuT) 7.9CuT Branch pipe Liquid stop valve Field piping 6.4CuT Liquid Motor-operated valve Thermistor (liquid) Room ·B·... - Page 24 3P423316-2K 2017.04...
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