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17.3  Outdoor Electronic Controller Removal Procedure 
17.3.1  CU-E7NKR  CU-E9NKR  CU-E12NKR 
  Caution! When handling electronic controller, be careful of electrostatic discharge. 
 
1  Remove the 5 screws of the Top Panel. 
 
Fig.1 
 
2  Remove the 8 screws of the Front Panel. 
 
Fig.2 
 
3  Remove the screw of the Terminal Board 
Cover. 
4  Remove the Top Cover of the Control Board 
by 4 hooks. 
 
Fig.3 
 
 
5  Remove the Control Board as follows: 
 
Fig.4 
 
 
Fig.5 
 
 
Fig.6