Noritz NRCB199DV - Initial Operation and Settings; First-Time Unit Setup Procedures

12
Initial Operation
Before the rst use of your Combi Boiler do the following:
Follow steps
1through5
.
1
Open the water supply valve and
the auto feeder shutoff valve.
Open a hot water xture to conrm that
water is available, and then close the
xture again.
The unit starts auto feeding for heating.
The display will change to the following
rotational pattern.
This is normal operation. When auto
feeding is complete, the rotational
pattern turns off automatically.
3
Open the gas supply valve.
Hot water xture
2
Turn on the power.
4
5
Donottouchwithwethands.
CLOSED
OPEN