What to do when vacations?  
     
1. In Summer  
  When you are heading for vacations, please turn OFF V2, V3 and the controller.  
  When you come back from vacations, please turn ON V2, V3 and the controller.  
     
2. In Winter  
  When you are heading for vacations, please turn OFF V2, V3 and the controller.
 
  When you come back from vacations, turn ON V1 and the controller. Please wait for 10 hours before turnning ON V2, V3, and turnning OFF V1.  
     
     
   
     
  Figure 1. Instruction Label