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Filled and fully charged, these extinguishers can feel heavy. It is recommended that instructors choose trainees for the first discharges who are comfortable with the heavier weight. | Filled and fully charged, these extinguishers can feel heavy. It is recommended that instructors choose trainees for the first discharges who are comfortable with the heavier weight. | ||
=== | === Shut down operation === | ||
Do not attempt to pack up the unit until it has completely cooled. | |||