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Operating instructions
Generally, all the vacuum cleaners are delivered for use with dry material. For use with wet material, vacuum
cleaners are delivered with a filter basket and float ball. For more information, please contact the distributor or
manufacturer.
Bulk-bags
Certain Ex products should be equipped with conductive bulk-bags for collecting material. Other collection methods
may be used if the system risk analysis finds them to be safe.
Vacuum cleaner use, dry material:
1. Connect power supply.
2. Turn on switch to start the vacuum cleaner.
3. When the filter is clogged, the suction power is reduced.
4. Switch off the vacuum cleaner before filter cleaning and emptying the container.
a. Clean the cartridge filter by tapping it slightly on the floor.
b. Shake or wash the filter bag.
c. Replace the dust bag.
NOTE! Ab/Bb 216, 221, and 426 have an outside cleaning handle. See the filter cleaning section.
Vacuum cleaner use, wet material:
1. Connect power supply.
2. Turn on switch to start the vacuum cleaner.
3. When the container is full, the suction flow is shut off by the float ball.
4. Switch off the vacuum cleaner before emptying the container.
Vacuum cleaner use, NCF filter:
1. Connect power supply.
2. Turn on switch to start the vacuum cleaner.
3. When the filter is clogged, the suction power is reduced.
4. Switch off the vacuum cleaner before emptying or cleaning the filter.
5. Connect the compressed air line to the compressed air feeding hose to start filter cleaning.
a. Repeated filter cleaning is done by a new connection for 15 seconds.
6. Disconnect the compressed air when done.
Vacuum cleaner use, pre-separator:
1. Connect power supply.
2. Turn on switch to start the vacuum cleaner.
3. When the filter is clogged or the pre-separator is full, the suction power is reduced.
4. Switch off the vacuum cleaner before emptying the pre-separator or cleaning the filter.
5. Clean the filter as described in Vacuum cleaner use, NCF filter.
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