Bolt X Quick Start Guide
82
4. Once the pinion is sufficiently expanded, using heat-proof gloves,
try removing the pinion; again without using much pressure.
5. Replace the new track pinion by inserting and pushing it onto the
shaft. Using the reflection of the pinion on a mirror or mobile
phone, align the pinion on the shaft. If it doesn’t fit easily, heat it
using the heat gun and then slide it on to the track motor shaft. The
position of the pinion should be the same as you had observed
before removing the worn out pinion; approximately only 1-2mm of
shaft projecting from the pinion centre.
6. Replace the 12 x screws to secure the pinion.