Regular Maintenance - Noritz NH199-DV Manuel D'information De L'utilisateur

Regular Maintenance-1

CAUTION
To prevent burns or scalding, turn off the power button and wait until the
equipment cools before performing maintenance.
Be sure to do.
For laundry, newspaper,
Check
timber, oil, spray cans and
other combustible materials.
For abnormal sounds
Check
during operation.
For abnormalities in
Check
external appearance,
discoloration or flaws.
For a proper pressure
Check
gauge reading.
(Normal value: 15 psi)
Boiler water must be
replenished if the pressure
is 8 psi or less. Contact
your installer or a qualified
service technician.
Expansion tank
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.
Safety Relief Valve
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.
Recommended periodic inspection
For prevention of unforeseeable accidents and for the longer service life of this product, periodic
inspection by a specialist is recommended once a year even if there are no problems with the
operation of this unit. For inspection, contact your installer or a qualified service technician.
Periodic Inspection
Check For dust and soot
in the flue terminal.
For water leaks from the
Check
equipment and piping.
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