NANO NED 4L, Инструкция

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6 Maintenance
6.1 Maintenance activities
Danger: Before starting any maintenance or repairs, close the air outlet valve and press the
test button on top of the electronic water drain to depressurize the air system.
Danger: Installation or maintenance work can only be carried out by trained and qualified
staff who must follow the procedures of this manual and use proper safety and protection
equipment.
Note: Apply all relevant instructions in section Safety precautions.
The set of wearing parts (service kit) must be changed every 4000 hrs or yearly, whichever comes
first.
Please observe the following requirements for maintenance:
• Use P.P.E. (personal protective equipment).
• Read this manual in full.
• Maintenance must only be carried out if the condensate drain is depressurized and
disconnected from the electrical power supply.
• Follow the instructions regarding the shut down. See section Shutting down.
• Carry out maintenance operations with the condensate drain placed on a clean work counter
that is easily accessible.
• Ensure that all connections and threaded joints have been tightened correctly and with the
related seals are in place.
• If any air leaks are heard, carry out a leak control.
• Follow the start up instructions. See section Commissioning.
Maintenance intervals
The following table seeks to provide a summary of the recommended maintenance activities for
preventing malfunctions and/or the possible breaking of components susceptible to wear and tears.
These activities are described in detail in the following pages.
Component Maintenance activity Daily Monthly Yearly*
Condensate
drain Visual check and function
verification.
X
Integrated filter
Cleaning and/or substitution of
the filter.
X
Condensate
drain
Replace worn out components,
subject to wear and tear and
clean condensate drain.
X
* in the event of applications that are particularly heavy, dirty, and poorly ventilated, it should also be
foreseen that this frequency is doubled.
Instruction book
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