Installation 
 
CASE 3: Connecting Sanitary Water Tank and Heat Emitters for Heating and Cooling 
 
Two-way valve is very important to prevent dew condensation on the floor and radiator while cooling 
mode. 
4.2 Pre-Installation 
(1)  Installation of the unit must be in accordance with national and local safety codes. 
(2)  Installation  quality will  directly affect  the normal  use  of  the  air conditioner  unit.  The  user  is 
prohibited from installation by himself. Please contact your dealer after buying this machine. 
Professional  installation  workers  will  provide  installation  and  test  services  according  to  the 
installation manual. 
(3)  Do not connect to power supply until all installation work is completed. 
(4)  The  foot  brackets  of  the  compressor  are  used  to  reduce  vibration  during  transport.  Before 
commissioning, they must be removed; otherwise it would lead to unnecessary faults. When foot 
brackets have been removed, the fastening  screws must  be tightened so as  to prevent the 
compressor from jumping out during operation.