Noritz NRCB199DV - Regular Periodic Maintenance

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Air Intake
(SV Conversion Kit)
Regular Maintenance-1
Safety Relief Valve
Inspect the expansion tank once a year for proper air pressure within the tank.
Follow the instructions of the expansion tank manufacturer.
For inspection, contact your installer or a qualified service technician.
Expansion Tank
Inspect the safety relief valve once a year to see if the valve works correctly.
For inspection, contact your installer or a qualified service technician.
Periodic Inspection
Be sure to do.
To prevent burns or scalding, turn off the power button and wait until the
equipment cools before performing maintenance.
CAUTION
Check
For abnormal sounds
during operation.
For abnormalities in
external appearance,
discoloration or aws.
Check
Check
For blockage at the
drain pipe discharge.
Check
* Do not permanently remove the Inlet Screen.
For laundry, newspaper,
timber, oil, spray cans
and other combustible
materials near the unit
or the exhaust vent
terminal.
Check
[When supplying combustion air
from the indoors]
For smear or blockage
with dust, oil, etc. at the
air supply vent.
If blocked, remove the
build-up with a vacuum
cleaner or damp towel.
For dust and soot in
the exhaust vent or
exhaust vent terminal.
Check
For water leaks from the
equipment and piping.
Check
For proper operation of
pressure relief valve.
Check