Esta DUSTOMAT-21 - Inspection and Maintenance Intervals

09302-52-00 DUSTOMAT 21-67 H 15
The operator is obligated to have maintenance performed once per year.
During maintenance, the device is to be tested by a trained expert for
correct operation. A log is to be kept of the main annual inspection in the
maintenance book included. It must document the date of inspection,
deficiencies determined and the name of the inspector. The date of the next
inspection can be read from the test plate installed on the device.
8.2 Inspection and maintenance intervals
Regular maintenance consists of 3 intervals:
1. Daily inspection includes:
 By cyclone filter users
Visual inspection
 for damage to the device or its parts,
 for mechanical damage to the power cable,
 for a full dust collection container (regulations require that the container be
emptied if it is more than 2/3 full)
2. Monthly inspection includes:
 By expert maintenance personnel
Visual and functional inspection,
 for filter leaks (dust trails or deposits on the air outlets)
 whether the minimum airflow volume inspection function (acoustic signal) is
assured. During inspection, the device’s air intake must be closed. If the
acoustic signal sounds, the equipment is in order.
3. The main annual inspection includes:
The last test by ESTA is documented on the device.
 In collaboration with the ESTA maintenance service
 Flow volume measurement
 Vacuum measurement
 Current consumption measurement
 Visual check of filters
 Seal inspection
After maintenance, the device receives a new test plate to document that
maintenance has been performed.
This inspection must be done once per year.