Mazda MX-5 Miata Forum

December 31, 2009

HELP! – timing belt and Newton Meters

Filed under: Uncategorized — admin @ 5:11 pm

When doing the timing…it says to tighten the spring to such and such
amount of Newton Meters.

What is a Newton Meter and how would I go about measuring it?

Thanks for your time.

Sincerely,
Ed
93′ Black/Tan
16" TSW Evos
Aerodyne Turbo

1 Comment »

  1. miatatu…@aol.com (MIATATURBO) writes:

    >What is a Newton Meter and how would I go about measuring it?

     Torque.  (force, in newtons, times lever arm, in meters)

     You measure it with a torque wrench.  More precisely, you
     tighten it with a torque wrench, stopping when you reach
     the desired value.  There are several species of torque
     wrenches out there, so shop for one that has the features
     and precision you desire.  

     Americans often measure torque in foot-pounds, and tech manuals
     often give both values or a conversion table.  You can also do
     the conversion by hand (Newton to pound-force, meter to feet).  
     My wrench is calibrated in both english and metric, but uses
     bastard metric units of daNm (deka Nm = 10 Nm) or kgforce*m.

     150 foot-pounds is 20.7 daNm = 207 Nm based on my wrench,
     which checks daNm = 10 Nm (about 1 kg * 9.8 m/s^2) being
     about 2.2 pounds * 3.3 feet = 7.26 foot pounds.  You can
     get more precise conversion factors if you want them.


     James A. Carr   <j…@scri.fsu.edu>     | Commercial e-mail is _NOT_
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    Comment by admin — December 31, 2009 @ 5:11 pm

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