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Table of Contents
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Summary of Contents for SystemAir VRF series
- Page 1 SYSVRF Indoor unit VRF Indoor units OWNER MANUAL...
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Page 2: Table Of Contents
Never use a flammable spray such as hair spray, lacquer CONTENTS PAGE or paint near the unit. It may cause a fire. IMPORTANT SAFETY INFORMATION............1 Never touch the air outlet or the horizontal blades while PARTS NAMES....................2 the swing flap is in operation. Fingers may become caught or the unit may break down. -
Page 3: Parts Names
2. PARTS NAMES In order to avoid electric shock or fire, make sure that an earth leak detector is installed. ■ Four-way cassette type Be sure the air conditioner is grounded. In order to avoid electric shock, make sure that the unit is Air Out Louver (Adjustable) grounded and that the earth wire is not connected to gas or Two-direction or Three-direction Air... -
Page 4: High Static Pressure Duct Type
■ Small one-way cassette type ■ Wall-mounted type Air Intake Grounding Screw Grounding Screw (Intake room air) (In the control box) (In the control box) Air Out, Air Out Louver (Adjust the air-Aout direction) Air Outlet Horizontal Louver (Adjust the air-out directions. ) Air Filter (Filter the dust in the air) Air Intake... - Page 5 ■ Middle static pressure duct type Air Intake (Intake room air) Air Intake (Intake room air) Air Outlet (Outlet room air) Electric control box Electric control box B Electric control box A Fig.2-10 Two refrigerant system Air Outlet (Outlet room air) Heat Exchanger (Exchange cool air into warm air) Fig.2-13...
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Page 6: Air Conditioner Operations And Performance
■ ■ Floor standing type Two-way cassette type ● Version I Vertical unit with casing,with air intake from front and air Air Intake outlet on top, for installation on a wall or on feet on the floor. (Intake room air) Air out, air out louver (Adjust the air-out direction) Inlet grille... -
Page 7: Adjusting Air Flow Direction
4. ADJUSTING AIR FLOW DIRECTION. Please note the following correct operation for saving energy and achieving the quick and comfortable cooling/heating effects. Because cold air flow down and hot air flow up,to improve the the cooling and heating effect, please adjust air flow louver ●... - Page 8 ■ ● Adjust left and right When cooling Adjust the louver horizontally. vertical louver Fig.4-4 ● When heating Adjust the louver down(vertically). Fig.4-8 Fig.4-5 NOTE ■ When adjusting air flow left /right, refer to the following figures to Adjust the air direction left and right turn the vertical louver to certain angles.
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Page 9: Console Type
■ Wall-Mounted type ● Manual swing Adjust the louver to achieve the better cooling/ heating Adjust the Air Flow Direction Up and Down effects when cooling/heating. ● Auto-swing ● When cooling Press SWING button, the louver will swing up and down automatically. - Page 10 ● When cooling Table 4-1 Adjust the louver horizontally.(Refer to Fig.4-18) Operating COOL mode HEAT mode mode ● When heating When the room At start of At times other than below.( At start or when has become fully operation or Normal time.) air temoerature Adjust the louver downwards (vertically).(Refer to Fig.4-19)
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Page 11: Maintenance
● Manual swing ■ Method for cleaning the air filter Adjust the louver to achieve the better cooling/ heating ● effects when cooling/heating. The air filter can prevent the dust or other parcticles from going inside. In case of blockage of the filter, the working effeciency of the air conditioner may greatly decrease, therefore, the filter must be cleaned twice a month during prolonged use. - Page 12 ● Hold the tabs of the frame,and remove the claws in 4 places. For Duct/Celling Type (The special function filter can be renewed by washing it with Push the grille switches to the arrow directions, then open the water once every 6 months.We recommend replacing it once inlet grille downwards.
- Page 13 Inlet grille Fig.5-11 Fig.5-12 Fig.5-16 CAUTION Fig.5-13 Do not dry out the air filter under direct sunshine or with fire. For the one-way cassette type , the air filter should be installed ■ According to the figure shown in the position and before the unit body installation.
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Page 14: Following Symptoms Are Not Air Conditioner Troubles
Maintenance after a long stop period Symptom 3: White mist comes out of a unit (eg. at the beginning of the season) Symptom 3.1: Indoor unit Check and remove everything that might be blocking inlet and outlet vents of indoor units and outdoor units. When humidity is high during cooling operation If the interior of an indoor unit is extremely contaminated, the temperature Clean air filters and casings of indoor units. -
Page 15: Troubleshooting
7. TROUBLE SHOOTING Troubles and causes of air conditioner If one of the following malfunctions occur, stop operation, shut off the power, and contact with your dealer. Remote controller receives malfunction or the button does not work well. A safety device such as a fuse, a breaker frequently actuates. Obstacles and water enter the unit. - Page 16 Troubles and causes of remote controller Before asking for serving or repairing, check the following points.(See in Table 7-2) Table 7-2 Symptoms Causes Solution Check whether the MODE When the automatic mode is indicated on the display is selected, the air conditioner will "AUTO"...
- Page 17 Table.7-3 The Fault Indication Of LED Table.7-4 The Fault Indication Of Digit Displays NO. Type Contents Display content Remarks NO. Type Contents LED flash Remarks Room temp. After the malfunctions The evaporator Malfun- sensor is disappear, it restores sensor check After the malfunctions ction The run LED...
- Page 18 SYSVRF indoor units_OM - April 2014 202000191029(WP-MDV03U-011PW)
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