Differential pinion bearing preload? (1 Viewer)

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Joined
Jul 29, 2017
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Location
Whitsundays, North Queensland, Australia
Hi guys,
The FSM from Toyota states to use a defective style torque wrench to measure preload (1.9-2.5nm) on the pinion bearings when replacing them. My only drama is I have no access to a torque wrench of this style, I've even asked other people in my area and no one has one. What other way can I go about setting the correct preload? Can I use fish scales as you do with wheel bearing preload?
 
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A fish scale will work. But I would want to affix a long arm to the pinion flange to give more accuracy. Then you have to do the math - Newton Meters or Inch Pounds or whatever works. Here I would use a one foot long stick measure the force needed to rotate the pinion and do the math.
 

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