Caterpillar 6D16 Engine Flywheel Runout & Ring Gear Guide

This instruction show you guide on how to inspect flywheel runout & ring gear for Caterpillar 6D16 gnine

Procedures:
[Inspection]
(1) Runout
• Tighten the bolts 2 to their specified torque.
• If runout exceeds the specified limit, check that the bolts 2 are tightened correctly and inspect the crankshaft * mounting surface.
Then, rectify or replace the flywheel assembly 4 as required.
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(2) Height of friction surface
If the measurement is below the specified value, rectify or replace the flywheel assembly 4. H: Height of friction surface
(3) Distortion of friction surface
If distortion exceeds the specified limit, rectify or replace the flywheel assembly 4.
NOTE
If any abnormality is evident on the ring gear 6, replace the ring gear before making inspections.
[Rectification]
Grind the friction surface such that its height H remains greater than the specified minimum. The friction surface must remain parallel with surface J with a tolerance of 0.1 mm (0.00394 in.).
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Ring gear
[Inspection]
Inspect the ring gear 6 for damage and abnormal wear. If any defect is evident, the ring gear must be replaced.
[Removal]
• Heat the ring gear 6 evenly with an acetylene torch or the like.

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CAUTION
Be careful not to get burned.
• Remove the ring gear 6 from the flywheel 7 by tapping around its entire periphery.


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