EXERCISE
6.
What is the main purpose of preventive maintenance?
ANS: _____________________________________________________
_____________________________________________________
7.
Under normal use, how often must you clean the cylinder and the tank
for iron scale and slivers?
a.
Every five days.
c.
Every three days.
b.
Once a week.
d.
As often as needed.
8.
Which of the following listed items should NOT be used for cleaning of
the EK1 Washer?
a.
2 to 5percent oxalic acid
c.
Steel wool and wire brush
b.
Fiber brush
d.
All of the above.
SECTION 4
PHOTOGRAPHIC FILM DRIER EL4(1)
323 Scope
This section contains information on the operation and operator's
preventive maintenance.
324 Purpose and Use
Photographic Film Drier EL4(1) (figure 35) is a thermostatically
controlled metal cabinet that dries roll and sheet (cut) photographic film.
It is used in a film laboratory and is located as close as possible to the
processing equipment.
234
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