06.02.2013 Views

Bell & Howell - Projector - Filmosound 641 - 642 ... - Cine Information

Bell & Howell - Projector - Filmosound 641 - 642 ... - Cine Information

Bell & Howell - Projector - Filmosound 641 - 642 ... - Cine Information

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

FAULT FINDING GUIDE (Cont'd)<br />

TROUBLE PROBABLE CAUSE REMEDY<br />

g. (Cont'd) Photo-diode or exciter cable<br />

rubbing against flywheel<br />

Chip or dirt in take-up<br />

sprocket gear teeth<br />

Loop restorer stroke is too<br />

short or restorer set too low<br />

Stabiliser arms out of balance<br />

Sprocket guard roller sticking<br />

h. Clicking noises Dirt on sound drum<br />

i. High frequencies<br />

fade (jumps focus)<br />

Sound drum earthing spring<br />

loose, bent or lost<br />

Warped film<br />

Film edge guide (sound head)<br />

out of line<br />

Dirt on sound drum<br />

11<br />

Reposition<br />

Remove<br />

Adjust (para. 52b)<br />

Adjust (para. 49c)<br />

Clean<br />

Clean<br />

Repair or replace<br />

Recondition or replace<br />

Realign (para. 49e)<br />

Clean

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!