Navien CH-180 User's Operation Manual - page 24

Capacity Control of The Whole

Please turn off the power of Remote 

Controller by pressing ON/OFF button.

It the DHW and Stand By buttons are 

pressed simultaneously, the system 

goes into ‘HEAT CAPACITY CON-

TROL’ mode.

Please follow this procedure if restricting heat capacity is needed

At this time, press the DHW and Heating 

button simultaneously for 3 seconds.  

Then the clock rotates clockwise and 

the current heat capacity is displayed.

Use the center dial to adjust the heat 

capacity. (Range 30 ~ 100 %)

“Program” button to complete setting. If 

setting is completed Remote Controller 

will return “OFF” state.