Servicing projection equipment (1932)

Page scan 00079 from Servicing projection equipment

Record Details:

Title:
Servicing projection equipment
Date:
1932
Publisher:
New York : Mancall Publishing Corp.
Volume:
Servicing projection equipment
Leaf #:
00079
Language:
English
Subjects:
Motion Pictures, Motion Picture Technology
Collection:
Books
Format:
Books
Contributor:
Media History Digital Library
Sponsor:
Media History Digital Library
Coordinator:
Media History Digital Library
Description:
Date Added:
August 15, 2024
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MOTORS AND MOTOR GENERATORS 63 MOTORS AND MOTOR GENERATORS Troubles Noticed During Inspection 1. Undue Wear and Other Damages are Evident (a) — This may be due to a lack of proper care and the failure to keep the device clean and properly oiled with the correct qualities and grades of lubricants. Note: Inspect the mechanism daily and correct the troubles when they start. Keep everything clean and free from dust and watch the oil drip. Use the oils which the manufacturer recommends and oil plentifully but not overly for excessive oiling can do much damage. (b) — A wrong location, such as in a damp cellar which permits moisture to be absorbed and expelled rapidly when the motor heats, is another common cause of trouble. It causes straining: and an eventual damaging of the insulation and the coils. Dust, dirt, and ashes circulate and settle on the parts, and the dampness holds them and causes