Elmo ST-1200 - Wow and flutter

SOUND (Cont1d)
Case
Wow and
flutter
Point
Sound drum
(P5-19)
Pad roller
(p5-64)
Step
If Sound drum has been deformed,
replace.
If Pad roller has been deformed, replace
and if the film is not pressed evenly,
adjust the tension of Link lever spring.
Remark
p-16
p-16
Tension roller Adjust the position of Tension roller by
(P5-63) Balancing lever spring (1).
p-16
Silicon photo
holder
(p5-76)
Fly wheel
(P5-24)
Middle gear
1,2
(p5-35,36)
If the film is interrupted by Silicon
photo holder, adjust the position of
Silicon photo holder.
If the rotation of Ball bearing is not
smooth, replace Ball bearing.
If the spring tension of Fly wheel spring
is not sufficient, bend Fly wheel spring
to obtain the adequate spring tension.
If either Middle gear 1 or 2 has been
broken, repl~ce and if stained, lubricate
with grease first clean up by alcohol.
P-17
First sprocket If the rotation of First sprocket gear
gear (P3-27) is not smooth, replace.
Motor assy
(p7-61)
If the vibration of Motor is so big,
replace Motor assy.
P-9
Spring adjust- If the film cannot be taken up smoothly P-3
ing collar due to excessive take-up tension,
(P2-44) adjust the position of spring adjusting
collar.
Changing gear
(P4-1)
Film
If Changing gear is distorted by Front
arm shaft and Changing holder, bend
Changing holder somehow.
The
perforations of film loaded has been
damaged.
-
to be continued -
-29-
P-13