SYSVRF2 AIR EVO HP R GB OWNER MANUAL
Thank you very much for purchasing our air conditioner. Before using your air conditioner, please read this manual carefully and keep it for future reference. Caution: The heating function of an indoor unit is available only when it is connected to a cooling & heating outdoor unit.
CONTENTS If this unit exhibits any abnormal behavior (such as emitting smoke) there is danger of serious injury or death. Disconnect the power supply and contact your dealer or service engineer immediately. PAGE IMPORTANT SAFETY INFORMATION.................................................... 1 PARTS NAMES......................................................................................
Ensure the air inlet and outlet are not blocked or performance may suffer or it may activate protection, which will stop the unit from running. 3. OPERATION AND PERFORMANCE The cooling and heating operation in a VRF system In extremely strong winds, please prevent the air from flowing backwards into the outdoor unit. ● Each indoor unit can be controlled alone. The indoor units in the same system cannot run cooling and heating at the same time.
4. Explanation of heating operation ● It may take longer to reach the set temperature for general heating operation than for cooling operation. TROUBLES AND CAUSES CAUTION The following operation is performed in order to prevent the heating capacity from dropping or cold air from blowing This unit should only be serviced and maintained by a professional air conditioning service engineer. Incorrect servicing or maintenance can cause electric shock, fire or leakage of water.
5. MALFUNCTION Malfunction display of the outdoor unit’s DSP1 Error code Table.5-1 Error description Remarks E0 Communication error between outdoor units Only displayed on the slave unit with the error E1 Phase sequence error E4 Communication error between indoor and master unit T3/T4 Temp. sensor error Displayed on the unit with the error E2 E5 Abnormal power supply voltage Displayed on the unit with the error E6 Reserved Reserved E7 Discharge Temp.
6. BUTTON FUNCTION DSP1 SW5 MENU Table 6-1 MENU DSP2 SW4 DOWN SW3 UP SW6 OK 6.1 Button switch function 1) MENU: Long press 5 seconds to enter menu function mode, short press return to the previous menu 2) OK：Short press to enter the next level menu or confirm the selection 3) UP/DOWN： a) Select different menus in menu function mode. b) System check when it is not menu function mode. 6.
Menu function mode flowchart Start Press “menu” Long press “menu” 5 seconds Display “-n1” Press “up” or “down” to choose “X” Display “-nX” Press “menu” Press “OK” to confirm “X” Press “OK” to confirm “Y” Press “menu” Press “menu” Press “up” or “down” to choose “Y” Display “-nXY” Press “OK” to confirm “Y” Press “OK” to confirm “Y” Display “-nXY” Confirm “-nXY” 6
6.3 System check table Press UP/DOWN button to enter system check mode when it is not in menu function mode.
1 2 3 4 5 6 7 8 9 10 11 12 7. Available for master unit Only available for master unit, displayed on slave units has no sense; Operation mode: 0-OFF; 2-Cooling; 3-Heating;4-Forced cooling Opening angle of EEV: Actual value=Display value*4(480P) or Actual value=Display value*24(3000P) Opening angle of EEV: Actual value=Display value*4(480P) High pressure: Actual value=Display value*0.
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