88 Chapter 7 Maintenance
EV1000 Series General Purpose Variable Speed Drive User Manual
2. Long-term storage will cause the deterioration
of electrolytic capacitors. Therefore, the drive
must be switched on for a test within 2 years, for
at least 5 hours. The input voltage must be
applied gradually with a voltage regulator to the
rated value.
7.5 Warranty
ENP will offer warranty service in the case of the
following situations:
1. The warranty clause is confined only to the
drive;
2. ENP will take the responsibility of 18 months
defects liability period for any faults or damages
under the normal operation conditions as of
manufacture date. After 18 months, maintenance
will be charged;
3. Even within 18 months, maintenance would be
charged under the following conditions:
①
Damages incurred to the drive due to
mis-operations which are not in compliance with
"User Manual";
②
Damages incurred to the drive due to fire,
flood, abnormal voltage and so on;
③
Damages incurred to the drive due to the
improper use of drive functions;
4. Service fee will be charged according to the
actual costs. If there are any maintenance
contracts, the contract prevails.
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