Perkins 900 Series Workshop Manual page 219

13
900 Series
Ring gear
To remove and to fit Operation 13-2
To remove
Warning! Wear eye protection during this operation.
Before the ring gear is removed, check the position of the chamfer on the teeth. To remove the ring gear, use
a hammer and a chisel to break the ring. Ensure that the flywheel is not damaged during this operation.
To fit
The ring gear is heated onto the flywheel. When a new gear is to be fitted, ensure that it is not heated to more
than 250 °C (480 °F). Ensure that the chamfer on the teeth of the gear is in the correct direction.
Workshop Manual, TPD 1345E, issue 3 209
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