Calpeda NCE ES Series, Operating Instructions Manual, Page: 18 / 96

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Page 18 / 96 NCE Rev. 3 - Operating Instructions
8 MAINTENANCE
Before any operations it's necessary to disconnect the power supply.
If required ask to an electrician or to an expert technician.
Every maintenance operations, cleaning or reparation executed with the
electrical system under voltage, it could cause serious injuries to people.
In case of extraordinary maintenance, or maintenance operations that require
part-removing, the operator must be a qualified technician able to read schemes
and drawings.
It is suggest to register all maintenance operation executed.
During maintenance keep particular attention in order to avoid the
introduction of small external parts, that could compromise the device
safety.
It is forbidden to execute any operations with the direct use of hands. Use
water-resistant, anti-cut gloves to disassemble and clean.
During maintenance operations external personnel is not allowed.
Maintenance operations that are not described in this manual must be made only
by special personnel authorized by Calpeda S.p.A.
For further technical information regarding the use or the maintenance of the device,
contact Calpeda S.p.A.
8.1 Routine maintenance
Before every maintenance operations disconnect the power supply and make
sure that the device could not accidentally operate.
The pumps are made to function for many years in normal conditions with no need
for maintenance.
At the start of every heating period, or after an extended period of non-use, make
sure the red Pump blocked LED is not lit.
If the red light is lit, rotate the selector to MAX, disconnect and then reconnect the
power to start the automatic release process – the indicator (LED) flashes, signalling
each attempt made to start the pump.
If the block is not released by the automatic release process (the light returns to
red), dismantle the pump and check for foreign bodies that may be blocking it.
9. DISPOSAL
The final disposal of the device must be done by specialized company.
Make sure the specialized company follows the classification of the material parts for
the separation.
Observe the local regulations and dispose the device accordingly with the international
rules for environment protection.
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