Notice: 
Specifications  of  the  converging  drain  pipes  should  be 
applicable to the operating capacity of the units.   
(1)  Drain branch should be connected to the vertical or horizontal part of the main 
drain pipe.   
(2)  Horizontal pipe should not be connected to the vertical pipe that is on the same 
level. It should be connected in the following way: 
1)  Install 3-way connector of drainage pipe joint, as shown in the left figure.   
2)  Install drain elbow as shown in the middle figure. 
3)  Install horizontal pipe as shown in the right figure.   
3.2.6.4 Check Drainage 
After  the  pipeline  work  is  finished,  check  whether  the  drainage  can  go 
smoothly.   
(1)  Add slowly  about  1L of  water  into the  water tray.  After  the electric  circuit  is 
completed, check the drainage condition during refrigerating operation.