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11. MAINTENANCE AND GUARANTEE
The NA5 meter does not require any periodical maintenance. In case of some
incorrect unit operations:
1. From the shipping date, during the period given in the annexed guaran-
tee card
One should take the meter down from the installation and return it to the
Manufacturer’s Quality Control Dept.
If the unit has been used in compliance with the instructions, the Manufacturer
guarantees to repair it free of charge.
2. After the guarantee period:
One should turn over the meter to repair in a certified service workshop.
The disassembling of the housing causes the cancellation of the granted guaran-
tee.
Spare parts are available for the period of five years from the date of purchase.
The Manufacturer policy is one of continuous improvement and we
reserve the right to make changes in design and specification of any
products as engineering advances or necessity requires and revise
the above specification without notice.