4
Operation and maintenance manual for
Hydrotech Drumfilter HDF501-series
PREFACE
This manual comprises instructions for operation and maintenance of
Hydrotech Drumfilter HDF501-series.
The manual should always be available to the personnel who work with the
equipment.
It is important that:
The manual and other applicable documents are preserved during the
whole life span of the equipment. The manual and other applicable
documents constitute a part of the equipment.
This manual is carefully studied by all users of the equipment, and always
kept at hand for future reference