Motion picture projection : an elementary text book (1928)

Page scan 000564 from Motion picture projection : an elementary text book

Record Details:

Title:
Motion picture projection : an elementary text book
Date:
1928
Publisher:
New York : Technical Book Company
Volume:
Motion picture projection : an elementary text book
Leaf #:
000564
Language:
English
Subjects:
Motion Pictures, Motion Picture Technology
Collection:
Books
Format:
Books
Contributor:
Niles Essanay Silent Film Museum
Sponsor:
Media History Digital Library
Coordinator:
Media History Digital Library
Description:
Date Added:
July 04, 2024
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558 MOTION PICTURE PROJECTION TO REMOVE BROACHED HOLE SPIRAL GEAR To remove the broached hole spiral gear G-116-G, P.4, (which slides back and forth when framing). Loosen set-screw in collar C-193-G, P.3 and grasp bevel gear G-115-G, P.4, pull same to right, thus releasing shaft and gear in one unit, being careful not to lose washer. TO REMOVE SPIRAL SHUTTER GEAR To remove the large spiral shutter gear, G-147-G, P.4, loosen set-screw on this gear sufficiently to pull out shutter shaft S-574-G, P.2. Then remove left door link screw S-181-D, P.6, and remove upper and lower screws holding left front cover C-152-D, P.6. Now by removing cover the spiral gear can be lifted out. TO REMOVE SHUTTER GEAR BRACKET To remove shutter gear bracket B-122-G, P.2, remove gears contained in bracket, then remove washer and screw holding lever spring S-330-G, P.3, but be very careful in removing spring as this spring is most powerful. Keep hands entirely away and pry spring outward with long screw driver. If mechanism is late model a hole in right hand front cover C-159-C, P.6, will be noted on edge of cover where same adjoins left front cover edge. Directly in line within this hole will be noted framing slide lever set-screw, S-223-G, P.2. Insert screw driver through cover hole, loosen screw, and pull out stud which holds framing slide lever L-104-G, P.3 in place.