328 Drying Procedure
a. Move the power switch (figures 35 and 36) to the ON position. The
sounds of the motor and fan should be heard.
b. Set the thermostaticswitch control dial at 100 F. The indicator
light should glow.
c. Normal drying time with a full load of film in the cabinet is
approximately 45 minutes, with room temperature at 65 to 75 F, and the
relative humidity at 40 to 50 percent.
CAUTION:
Do not attempt to decrease drying time by setting the
cabinet temperature too high. Curling of the film will
result.
329 Stopping Drier
When the film has been dried thoroughly, move the power switch to the
OFF position and remove the film from the cabinet. Inspect the cabinet to
be sure that it is clean and dry and that no moisture has accumulated on the
removable trays.
EXERCISE
9.
When drying roll film, what must you do in order to prevent the film
from curling up, when drying?
ANS: _____________________________________________________
_____________________________________________________
10. What is the recommended drying temperature for drying film? (circle
one)
a.
60 F
c.
100 F
150 F
b.
d.
200 F
11. What is the purpose of the indicator light, located by the operating
controls?
ANS: _____________________________________________________
_____________________________________________________
240
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