Navien NHB-055 Installation & Operation Manual page 76

Display
psi
S R O/R
S R O/R psi
psi
S R O/R
psi
S R O/R
psi
S
R O/R
psi
S R O/R
S R O/R psi
psi
S R O/R
psi
S
R O/R
S R O/R psi
76 Operating the Boiler
Description
Blower fan motor target RPM (x 10)
Blower fan motor current RPM (x 10)
APS target voltage
APS current voltage
Exhaust gas temperature (°F)
Model type (55, 80, 110, 150)
Gas type (NG , LP)
Altitude setting
---: 0-2,000 ft
LV1: 2,000-5,400 ft
LV2: 5,400-7,700 ft
LV3: 7,700-10,100 ft
Number of operating units in
cascade mode
Cascade mode operation
information.
Display
System supply water temperature
(°F) (with optional temperture
sensor)
S R O/R psi
System return water temperature
(°F) (with optional temperture
sensor)
S R O/R psi
DHW priority time in minutes
psi
S R O/R
Current exhaust gas temperature2
(°F)
psi
S R O/R
Current CH demand status
psi
S
R O/R
Current DHW demand
S R O/R psi
Currently set space heating
temperature (°F)
S R O/R psi
Currently set DHW temperature (°F)
S
R O/R psi
Boiler pump status
S R O/R psi
System pump status
S R O/R
psi
Description