1. General Information
  2. Vibration Diagnosis and Correction
  3. Diagnostic Information and Procedures
Component Rotational Speed Calculation

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    Special Tools

  • CH-51450-NVH  Oscilloscope Diagnostic Kit (w/NVH)

  • EL-38792-A  Electronic Vibration Analyzer (EVA) 2

  • EL-47955  Multi Diagnostic Interface (MDI)

For equivalent regional tools, refer to Special Tools and Equipment.

Note:

If using the CH-51450-NVH  Oscilloscope D...

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Service Manual Table of Contents

Document Tags

Document Title: Component Rotational Speed Calculation

diagnostic

vibration

analyzer

using

component

rotation

diameter

tire

rotational

speed

revolutions

second

mph

wheel

assembly

aelectronic

following

screen

select

source

vehicle

info

width

specific

example

aspect

ratio

size

drive

display

press

calculating

calculated

calculate

radius

dividing

divided

approximate

sidewall

height

multiplying

circumference

kilometer

rounded

concern

determine

based

present

disturbance

occurs

multiply

hz

compare

frequency

dominant

recorded

testing

frequencies

match

first

order

related

assemblies

hzxfor

third

propeller

shaft

worksheet

tire revolutions

assembly rotational

aelectronic vibration

source screen

vehicle speed

tire info

info source

screen specific

tire size

tire wheel

calculate approximate

approximate tire

tire approximate

assembly radius

assembly circumference

approximate revolutions

speed tires

specific vehicle

speed disturbance

dominant frequency

disturbance related

related rotation

wheel assemblies

order tire

assembly rotation

rotation related

second order

order hz

frequency disturbance

disturbance disturbance

order rotational

speed propeller

shaft rotation

order propeller

match dominant

wheel assembly rotational

assembly rotational speed

aelectronic vibration analyzer

source screen select

tire info source

info source screen

calculating tire revolutions

tire wheel assembly

calculate approximate tire

approximate tire sidewall

tire sidewall height

tire tread width

approximate tire wheel

wheel assembly radius

wheel assembly circumference

calculate approximate revolutions

determine rotational speed

rotational speed tires

speed tires revolutions

rotational speed information

specific vehicle speed

compare rotational speed

speed tires specific

tires specific vehicle

vehicle speed disturbance

speed disturbance occurs

disturbance occurs dominant

occurs dominant frequency

dominant frequency recorded

first order disturbance

order disturbance related

disturbance related rotation

rotation tire wheel

tire wheel assemblies

match disturbance related

higher order tire

order tire wheel

wheel assembly rotation

assembly rotation related

disturbance occurs order

hzxfor second order

second order hz

order hz second

ordertire wheel assembly

frequency disturbance disturbance

first order rotational

order rotational speed

rotational speed propeller

speed propeller shaft

final drive ratio

orderpropeller shaft rotation

shaft rotation related

rotation propeller shaft

propeller shaft present

second order propeller

order propeller shaft

propeller shaft rotation

propeller shaft rotational

shaft rotational speed

rotational speed related

completing tire wheel

tire wheel rotation

wheel rotation worksheet

frequencies calculated match

calculated match dominant

match dominant frequency

dominant frequency disturbance

wheel assembly propeller

assembly propeller shaft