Navien NCB-150E Service Manual page 44

Item
Display of the current flow rate
(E) Flow rate Minimum display unit
(0.2 Gal/min or l/min)
(F) Outdoor air temperature
Display of current outdoor
(with optional Outdoor
temperature
Temperature Sensor only)
(G) Outdoor reset curve Display of heat load (1-7)
(H) Boost interval time Display of boost interval set
(Set by installer) (0-120 min)
(I) Water pressure Display of current water pressure
Description
Using sensor
GPM flow rate display
ex) 10.2GPM
Outdoor Temperature display for Celsius (°C) mode with optional
sensor,
ex) at 15°C
Outdoor Temperature display for Fahrenheit (°F) mode with optional
sensor, ex) at 59°F
If Finned Tube Baseboard is set;
1: Finned Tube Baseboard
2: FAN Coil
3: Cast Iron Baseboard
4: Low Mass Radiant
5: High Mass Radiant
6: Radiator
7: Custom
(set by installer)
If Outdoor Reset is not used;
If Boost interval time is set at 30 minutes;
Using sensor in psi
ex) 12.3 psi
Display
System Details 43