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4. Operating procedures
Operating method
of GB21
(7)
When the outlet temperature has become stable, change
the specimen with the actual one. At this time the outlet
temperature will change slightly and adjust liquid sending
speed again when necessary.
Example: Change specimen to 100g of 5%
sodium chloride solution
(8)
When specimen has been sent, change the specimen
back to distilled water and clean inside the nozzle. Clean
inside the nozzle for about five minutes, turn the pump
FWD switch OFF, and then choke the spray pressure to 0.
Example: When processing of 100g has finished after about
15minutes, change the specimen to distilled water.
(9)
Turn the heater OFF, wait until the outlet temperature
drops to 45
℃
or less, and turn the blower OFF.
* To avoid a malfunction, do not allow the blower
operation stopping with the outlet temperature at 45
℃
or over.
(10)
Turn the power switch OFF.
(11)
Remove the container holding band and take out the
product collecting container. When taking out the
container, take care the powder attached on the back
side of the cyclone cover.
Example: Amount of collected powder will be about 3 to
3.5g.
( 12 )
Wash the containers according to the maintenance
method (P33. "Cleaning After Using").
*
When you used a sample such as sodium chloride that
corrodes metals, disassemble the spray nozzle and
wash thoroughly.
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