44
Operation and Maintenance
2584597_B_EN_1705
Nortec EL/RS Outdoor
7.3
Maintenance
7.3.1 General
To ensure proper performance and long operating life of the Nortec EL/RS Outdoor humidifier, Nortec
recommends inspection of the appliance and installation at least once a year by a qualified service person.
DANGER!
Risk of electric shock!
The
Nortec EL/RS Outdoor humidifier is mains powered. Live parts may be exposed when
the door panels are opened. Touching live parts may cause severe injury or even death.
Prevention
:
Shut down the Nortec EL/RS Outdoor humidifier properly and disconnect power to the unit before
performing any maintenance work on the unit – refer to the respective Nortec EL/Nortec RS opera-
tion and maintenance manual for proper shutdown procedure.
Only qualified personnel should perform maintenance or repairs on the unit.
DO NOT service the unit while standing on wet or icy surfaces, or in wet weather.
Observe all other safety precautions described in
, as well as the respective
Nortec EL/Nortec RS operation and maintenance manual.
During cold weather, all maintenance on the unit must be performed in a heated service tent.
The maintenance items discussed in this section are
in addition
to those listed in the Nortec EL/Nortec
RS operation and maintenance manual. Refer to the respective Nortec EL/Nortec RS operation and
maintenance manual for other maintenance requirements.
IMPORTANT!
Damage caused by use of non-approved parts is not covered by warranty. Use only
original Nortec replacement parts.
7.3.2 Heater and Fan
Use a vacuum cleaner or compressed air to remove all dirt and pollen from the heater and fan. Make
sure that the fan spins freely.
Clean/replace the filter in the exhaust fan. Refer to
.
Clean/replace the filter in the intake shroud.
Make sure that the air intake and exhaust shrouds are not clogged with animals, nesting materials
or other foreign matter.
7.3.3 Freeze Protection System
IMPORTANT!
In cold climates the external freeze protection system (refer to
)
must be properly maintained and fully functional at all times. All water
supply and drain lines must be trace heated and properly insulated. The warranty does not cover
damage to the humidifier due to freezing.
Make sure that the drain hose connected to the mechanical freeze protection valve inside the unit
is not blocked or kinked.
Make sure that the external freeze protection valves (normally-open and normally-closed valves,
or 3-way normally-closed valve inside the building), if installed, are properly maintained and fully
functional at all times.
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