Version 1.4
36 NCB-E Service Manual
Item
Description
Display method
3. Level1
Error
occurs
Level 1 Error
occurrence
status
When the current supply
water temperature is 120°F
and its water pressure is
12.3psi, the image below
repeats at 5 seconds intervals.
(Celsius specification)
Error icon flashes at 1 second
intervals.
5 sec flashing
4. Level1
Error
displays
When a level 1
error occurs
When the current error is
Level 1, the 218 (error code
will display for 5 seconds),
Error icon flashes at 1 second
intervals.
1 sec flashing after display
of 5sec
5. Cascade
Slave
Error
display
Slave Error code
display
(NR/NP cascade
mode only)
Ex) Slave unit No. 10 / Error 03
Item
Description
Display method
1. Normal
status
Normal
Operating mode
with power On
When the current supply
water temperature is 120°F
and the water pressure is
12.3psi, the image below
repeats at 5 second intervals
(Fahrenheit specification)
5 sec flashing
When the supply water
temperature is 60.0°C and
its water pressure is 12.3psi,
the image below repeats at
5 seconds intervals. (Celsius
specification)
5 sec flashing
2. Air
Purge
Control
Status
Operating mode
of Air Purge
Function
When the supply water
pressure is 12.3 psi, ‘AIR’ and
water pressure will repeat to
display at 5 seconds intervals
alternately.
5 sec flashing
