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Light and Heavy Vehicle Technology
book

Light and Heavy Vehicle Technology

by M.J. Nunney
March 2016
Intermediate to advanced content levelIntermediate to advanced
514 pages
33h 25m
English
Newnes
Content preview from Light and Heavy Vehicle Technology
436 LIGHT AND HEAVY VEHICLE TECHNOLOGY
25.6 VACUUM SERVO-ASSISTED BRAKING
General background
Until the increasing weight and speed of commercial
vehicles dictated the use of power-operated com-
pressed air brakes, as opposed to power-assisted vac-
uum brakes, the latter proved to be a competent and
reliable system of braking. In
brief,
the installation
comprised a master servo, two front wheel servos and a
vacuum reservoir. The piston-operated master servo
converted vacuum, created by either manifold de-
pression or exhauster pump according to whether the
vehicle was petrol or diesel engined, into power for
assisting brake application. It was
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Publisher Resources

ISBN: 9781483105062