Navien NCB-180, Service Manual

Page: 47 / 149

44 NCB Service Manual Version 1.0
Item Description Display
(J) Heat Capacity
Display of current heat capacity %
range: 50~100%
Default : 100%
% Heat capacity display in percentage
ex) 100%,
(K) Flame State
Display of flame detection current AD
value
Flame ON : Below 70
Flame OFF : Over 175
Displays the flame by flame detection AD value
(0~255) , ex) 200
(L) Target RPM Target fan motor RPM display
Displays RPM deleting the 1st digit,
ex) 3600rpm,
(M) Current RPM Current fan motor RPM display
Display of RPM by omitting the last digit, ex) 3600
rpm,
(N) Target APS Target APS voltage value display
Display of the APS value as voltage up to the first
decimal place, ex) 3.2V;
(O) Current APS Current APS voltage value display
Display of the APS value as voltage up to the first
decimal place, ex) 3.2V;
(P) Exhaust Gas Temperature
Current exhaust gas temperature
display
Exhaust Gas Temperature display for Celsius (
℃
)
mode with sensor,
ex) 60
℃
Exhaust Gas Temperature display for Fahrenheit (
℉
)
mode with sensor,
ex) 120
℉
Exhaust Gas Temperature display without sensor