V6-i VRF 50/60Hz 
    53 
2.  Cooling priority mode: refer to above “1.2. Cooling priority mode” descriptions. 
3.  VIP priority mode or voting priority mode: The default VIP address is 63, and the VIP address also can be changed 
through menu mode, refer to Part 5, 1.2.3 “Menu mode” Table 5-1.3 “nb8”. If the VIP indoor unit is  operating, the 
outdoor unit operates in the mode of the VIP indoor unit. Indoor units that are in a mode different to that of the VIP 
unit display the mode conflict error. If there is no unit with VIP address or the VIP unit is in standby, the outdoor unit 
operates  in  voting  priority  mode.  In  voting  priority  mode,  the  outdoor  unit  operates  in  whichever  of  heating  and 
cooling modes is being requested by the larger number of indoor units. 
4.  Heating  only  mode:  The  outdoor  unit  only  operates  in  heating  mode.  Indoor  units  requesting  heating  operate  in 
heating mode. Indoor units requesting cooling or in fan only mode display the mode conflict error. 
5.  Cooling  only  mode:  The  outdoor  unit  only  operates  in  cooling  mode.  Indoor  units  requesting  cooling  operate  in 
cooling mode; indoor units in fan only mode operate in fan only mode. Indoor units requesting heating display the 
mode conflict error. 
 
1.2.2 Silent time setting 
1.2.2.1  Night silent time setting 
Night silent mode is activated X hours after the peak daytime temperature, and is deactivated after Y hours, where X and Y 
are as specified in Table 4-1.2. 
Table 4-1.2: Night silent time setting 
Night silent time is 6h/10h (default) 
Night silent time is 6h/12h 
Night silent time is 8h/10h 
Night silent time is 8h/12h 
 
Figure 4-1.2: Night silent mode example (default setting, 6h/10h)
 
   
Night silent 
mode activated 
The outdoor unit senses the peak daytime 
outdoor ambient temperature 
Night silent mode 
deactivated