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Westinghouse
incandescent lamps
service manual


1954 April

Original for sale: $150


front cover

front cover inside, introduction

page 1 -fundamental operating and performance characteristics
-filament temperature vs. life
-mortality rate
-bulb blackening


page 2 -steps in manufacture of a Westinghouse lamp
-assembly of inner structure (mount)
-final assembly


page 3 -filament crystallization
-conditions other than manufacturing variations that may adversely
affect lamp performance or cause criticism
-over-voltage or over-current operation


page 4 -shock and vibration
-poor or improperly designed sockets
-faulty or improperly designed fixtures
-operation of lamps in proximity of neon tubing


page 5 -broken bulbs
-lamp failures that may result from service conditions or from
defective manufacture
-leakers
-typical water crack
-typical impact crack


page 6 -loose base
-damaged bases
-crooked bases
-rattlers
-excessive operating temperatures
-blistering or bulging of bulb


page 7 -improper burning position
-inoperative lamps
-suggested method of inspecting IF (internal frosted) lamps


page 8 -general or indefinate short-life complaints
-summary


back cover inside, -intersting facts about the manufacture of Westinghouse incandescent lamps

back cover outside, -Westinghouse lamp division factories and sales offices

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