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SEMI-CONCEALED
(4-WAY)
ST-NKFL 7R
ST-NKFL 9R
ST-NKFL 12R
ST-NKFL 16R
ST-NKFL 18R
ST-NKFL 24R
ST-NKFL 36R
ST-NKFL 48R
ST-NKFL 60R
(2-WAY)
ST-NK2FL 7R
ST-NK2FL 9R
ST-NK2FL 12R
ST-NK2FL 16R
ST-NK2FL 18R
ST-NK2FL 24R
Split System Air Conditioner
Climatiseur Split System
Split-System-Klimagerät
Condizionatore d'Aria Split
Aparelho de Ar Condicionado Sistema Split
Κλιµατιστικ ∆ύο Μονάδων
Acondicionador de Aire de Dos Unidades
Pub. OI-85464189824000
© 2006
This air conditioner uses the new refrigerant R410A.
CEILING-MOUNTED
(1-WAY SLIM)
ST-NPFL 12R
ST-NK1FL 9R
ST-NPFL 16R
ST-NK1FL 12R
ST-NPFL 18R
ST-NK1FL 18R
ST-NPFL 24R
ST-NK1FL 24R
ST-NPFL 36R
ST-NPFL 48R
FLOOR STANDING
ST-NFFL 7R
ST-NFFL 9R
ST-NFFL 12R
ST-NFFL 16R
ST-NFFL 18R
ST-NFFL 24R
WALL-MOUNTED
ST-NWFL 7R
ST-NWFL 9R
ST-NWFL 12R
ST-NWFL 16R
ST-NWFL 18R
ST-NWFL 24R
CONCEALED FLOOR
STANDING
ST-NFMFL 7R
ST-NFMFL 9R
ST-NFMFL 12R
ST-NFMFL 16R
ST-NFMFL 18R
ST-NFMFL 24R
• INSTRUCTION MANUAL
• MODE D'EMPLOI
• BEDIENUNGSANLEITUNG
• ISTRUZIONI PER L'USO
• MANUAL DE INSTRUÇÕES
• ΕΓΧΕΙΡΙ∆ΙΟ Ο∆ΗΓΙΩΝ
• MANUAL DE INSTRUCCIONES
CONCEALED DUCT
(Standard Static Pressure)
ST-NDLP 7R
ST-NDLP 9R
ST-NDLP 12R
ST-NDLP 16R
ST-NDLP 18R
ST-NDLP 24R
ST-NDLP 36R
ST-NDLP 48R
(High Static Pressure)
ST-NDHP 24R
ST-NDHP 36R
ST-NDHP 48R
ST-NDHP 76R
ST-NDHP 96R
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Table of Contents
Troubleshooting
Related Manuals for Airwell ST-NFMFL 16R
Summary of Contents for Airwell ST-NFMFL 16R
- Page 1 (High Static Pressure) ST-NFFL 9R ST-NFMFL 9R ST-NK2FL 7R ST-NDHP 24R ST-NFFL 12R ST-NFMFL 12R ST-NK2FL 9R ST-NDHP 36R ST-NFFL 16R ST-NFMFL 16R ST-NK2FL 12R ST-NDHP 48R ST-NFFL 18R ST-NFMFL 18R ST-NK2FL 16R ST-NDHP 76R ST-NFFL 24R ST-NFMFL 24R ST-NK2FL 18R...
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Page 2: Table Of Contents
Contents Page Product Information................... 2 Alert Symbols....................2 Installation Location ..................3 Electrical Requirements ..................3 Safety Instructions..................... 3 Names of Parts (Indoor Unit) ................4 Wireless Remote Control Unit (Optional parts)..........6 Parts Name and Functions ................6 Receiver....................... 9 Operation .................... -
Page 3: Installation Location
Installation Location • We recommend that this air conditioner be installed properly by qualified installation technicians in accordance with the Installation Instructions provided with the unit. • Before installation, check that the voltage of the electric supply in your home or office is the same as the voltage shown on the nameplate. -
Page 4: Names Of Parts (Indoor Unit)
Names of Parts (Indoor Unit) INDOOR UNIT SEMI-CONCEALED CONCEALED DUCT NDLP type (standard static pressure) NK2FL type (2-WAY) Water drain Flexible duct (optional) Air outlet (2 locations) Air intake Water drain (2 locations) Canvas duct (optional) Ceiling panel (optional) Air intake grille (air intake) (optional) Air outlet grille... - Page 5 Names of Parts (continued) INDOOR UNIT CONCEALED DUCT CONCEALED DUCT NDHP type (high static pressure) for 24, 36 & 48 NDHP type (high static pressure) for 76 & 96 Air intake Air intake side side duct duct flange flange (rear) (rear) Water drain Water drain...
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Page 6: Wireless Remote Control Unit (Optional Parts)
Wireless Remote Control Unit (Optional parts) Parts Name and Functions B: Transmitter O: Remote control sensor A: ON/OFF operation button C: MODE button D: Temperature setting buttons E: FAN SPEED selector button J: TIMER SET button I: FLAP button K: Time setting buttons G: ADDRESS button L: SET button F: FILTER button... - Page 7 Parts Name and Functions (continued) F: FILTER button If a separately installed signal receiver is being employed, this button is used to turn off its filter lamp. When the filter lamp has lighted, first clean the filter, and then press the FILTER button to turn off the filter lamp. When a wired remote control unit and wireless remote control unit are both used, the filter sign on the wired remote control unit will be appeared.
- Page 8 Parts Name and Functions (continued) Indicator when swing operation is stopped Fan and heating Cooling and drying During cooling and drying, the flap does not stop at the downward position. Even if the flap is stopped at the downward position during the swing operation, it does not stop until it moves to the third position from the top.
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Page 9: Receiver
Receiver The signal receivers with the exception of the separately installed signal receiver are mounted on the indoor units. NKFL type NPFL type Separately installed signal receiver (NDLP, NDHP, NFFL, NFMFL type) NK2FL, NK1FL type NWFL type A: Receiver This section picks up infrared signals from the wireless remote control unit (transmitter). -
Page 10: Operation
Operation NOTE • To warm up the system, the power mains must be turned on at least five (5) hours before operation. • The ST-NDHP76/96 does not have a dry function. STEP 1 To start the air conditioner Press the operation button (ON/OFF button). STEP 2 Setting the mode Press the MODE button to select the mode of your choice. -
Page 11: Using The Wireless Remote Control Unit
Using the Wireless Remote Control Unit Slide switch This is used to set the operation mode of the indoor units and to set the flaps. • Depending on the indoor unit used, the operation display and airflow direction display settings will differ as shown below. •... - Page 12 Using the Wireless Remote Control Unit (continued) How to use the wireless • Point the wireless remote control unit’s transmitter at the signal receiver. If the signal is received properly, a beep is heard. (Two beeps are heard remote control unit only when operation starts up.) •...
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Page 13: Address Settings
Address Settings When a multiple number of indoor units that can be operated by the wireless remote control unit have been installed in the same room with a multi-unit or single-unit installation, this button enables addresses to be set in order to prevent the sending of signals to the wrong indoor unit. - Page 14 Address Settings (continued) Wireless remote control unit address displays …… NKFL type * The address switch For positions 1, 2 and 3, set the Position of in the operation knob to the left; conversely, for 4, 5 address switch on area may be set to and 6, set the knob to the right.
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Page 15: Emergency Operation
Emergency Operation In any of the following events, use the Emergency operation button to operate the air conditioner on a makeshift basis. • When there is no charge remaining in the wireless remote control unit’s batteries • When the wireless remote control unit has failed •... - Page 16 Emergency Operation (continued) NWFL type Initiate operation using the Emergency operation button in the operation area of the indoor unit. Opeartion Set the ON/OFF operation switch to “OFF” first. Then set it to “ON.” If a heat pump is used, the air conditioner initiates a cooling operation when its operation is started up at a room temperature of 24°C or above or it initiates a heating operation when its operation is started up at a room temperature below 24°C.
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Page 17: Troubleshooting
Troubleshooting Check out the following points before requesting service. Trouble Possible Cause Remedy The air conditioner Is the air conditioner in the shutdown mode or Press the wireless remote control unit’s does not run even was the switch operated after a power failure? ON/OFF operation button again. -
Page 18: Wired Remote Control Unit (Optional Parts)
Wired Remote Control Unit (Optional parts) Parts Name and Functions • This remote control unit can be used to operate up to eight indoor units. Once the operation settings are made, the units can be operated by simply pressing the ON/OFF operation button. •... - Page 19 Parts Name and Functions (continued) F: FILTER button This button is used to turn off the filter sign ( ). When the filter sign appears on the display, clean the filter, and then press this button to turn off the sign. G: CHECK button This button is used only when servicing the air conditioner.
- Page 20 Parts Name and Functions (continued) J: TIMER SET button Use this button while the unit is operating to switch between timer settings. (OFF Timer) The air conditioner stops after a preset time elapses. (OFF Cycle Timer) :The air conditioner always stops after a preset time elapses. (ON Timer) The air conditioner starts after a preset time elapses.
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Page 21: Display
Display Description A: When the unit is in the heating standby mode, the indicator appears. While this indicator is displayed, the indoor fan turns off or on at low fan speed. B: The currently selected operation mode is displayed. * The ST-NDHP76/96 shows the dry indicator, but it does not have a dry function. -
Page 22: Operation
Operation STEP 1, 6 STEP 2 STEP 3 STEP 4 STEP 5 • To warm up the system, the power mains must be turned on at least five NOTE (5) hours before operation. • The ST-NDHP76/96 does not have a dry function. STEP 1 To start the air conditioner Press the operation button (ON/OFF button). - Page 23 Operation (continued) Automatic heating and cooling The air conditioner automatically performs heating and cooling operation based on the difference between the temperature setting and room temperature. All indoor units in the same refrigerant system can be operated with a single group control. Simultaneous operation of Group control is suitable for air conditioning of a large room using multiple air multiple units (Group control)
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Page 24: Adjusting The Airflow Direction
Adjusting the Airflow Direction The functions differ depending on the indoor unit used. The airflow direction cannot be set using the remote control unit for any unit which is not listed below. 4-way type (NKFL), 2-way type (NK2FL), 1-way type (NK1FL), ceiling mounted type (NPFL) and wall mounted type (NWFL). - Page 25 Adjusting the Airflow Direction (continued) Semi-concealed type 4-way type (NKFL) 2-way type (NK2FL) 1-way slim type (NK1FL) These air conditioners are equipped with auto flaps. You can set the airflow direction to a specific angle or to the sweep mode using the remote control unit.
- Page 26 Adjusting the Airflow Direction (continued) Wall mounted type (NWFL) A. Vertical directions (automatic) Confirm that the remote control unit has been turned on. Press the FLAP Indoor unit button to start the flap moving up and down. If you want to stop the flap movement and to direct the air in the desired direction, press the FLAP button again.
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Page 27: Adjusting The Airflow Direction For Multiple Indoor Units Using A Single Remote Control Unit
Adjusting the Airflow Direction for Multiple Indoor Units Using a Single Remote Control Unit • The airflow direction cannot be set using the remote control unit for concealed duct type (NDHP, NDLP), and floor standing type (NFFL, NFMFL). • If multiple indoor units are connected to a remote control unit, the airflow direction can be set for each indoor unit by selecting the indoor units (see the operation below). -
Page 28: Special Remarks
Special Remarks ‘‘DRY’’ Operation How it works • Once the room temperature reaches the level that was set, the unit repeats the cycle of turning on and off automatically. • In order to prevent the humidity in the room from rising again, the indoor fan also turns off when the unit stops operating. -
Page 29: Setting The Timer
Setting the Timer Using the timer • Set the timer during air conditioner operation. Recommended usage Display To stop the air conditioner after a preset time OFF timer elapses To always stop the air conditioner after a preset OFF cycle time elapses timer To start the air conditioner after a preset time... - Page 30 Setting the Timer (continued) How to set the OFF timer ( Example: Stopping the air conditioner after 3.5 hours of operation Operation Indication 1. Press the ON/OFF button once to start the air conditioner. 2. Press the TIMER SET button to and time select the mode.
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Page 31: Care And Cleaning
Care and Cleaning 1. For safety, be sure to turn the air conditioner off and also to disconnect the power before cleaning. 2. Do not pour water on the indoor unit to clean it. This will damage the internal components and cause an electric shock hazard. Air intake and outlet side Clean the air intake and outlet side of the indoor unit with a vacuum cleaner (Indoor unit) - Page 32 Care and Cleaning (continued) How to remove the filter 4-way semi-concealed type 1. Use a screwdriver to remove the bolt screw on each side for the two (NKFL): latches. (Be sure to reattach the two bolt screws after cleaning.) 2. Press on the two latches of the air intake grille with your thumbs in the direction of the arrow to open the grille.
- Page 33 Care and Cleaning (continued) How to remove the filter (continued) Ceiling-mounted type (NPFL): 1. Take hold of the finger-hold on the air intake grille and press it to the rear, and the grille will open downward. 2. Take hold of the finger-hold on the air filter, pull it toward you. Finger-hold Air intake grille Air filter...
- Page 34 Care and Cleaning (continued) Cleaning the drain filter and drain pan Floor standing type (NFFL) 1. Removing the front panel Open the front panel with a lifting motion to detach the latch. 2. Cleaning Remove any dirt accumulated in the drain pan, and then wipe it clean. Also, clean the drain filter in the same way as the air filter.
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Page 35: Troubleshooting
Troubleshooting If your air conditioner does not work properly, first check the following points before requesting service. If it still does not work properly, contact your dealer or a service center. Trouble Possible Cause Remedy Air conditioner does not run at all. 1. - Page 36 W E E E U S E R M A N U A L...