Final Drive Ring Gear Removal
Type "B" Final Drive
- Thoroughly clean the area around the final drive. Make sure that you also clean the track shoes that are positioned above the final drive.
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| Illustration 1 | g00102983 |
(1) Ring Gear. (2) Cover Bolts. (3) Bolts. (4) Final Drive Cover. (5) Ring Gear. | |
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Without the ring gear in place, the brakes are ineffective. Personal injury or death could result. Provide other means to hold or stop the machine. |
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- Drain the final drive oil into a suitable container. See Operation and Maintenance Manual, "Final Drive Oil - Change" for the procedure.
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| NOTICE |
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Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids. Refer to Special Publication, NENG2500, "Caterpillar Tools and Shop Products Guide" for tools and supplies suitable to collect and contain fluids on Caterpillar products. Dispose of all fluids according to local regulations and mandates. |
- Remove eighteen of twenty cover bolts (2) from final drive cover (4). Do not leave a bolt in the top hole of the cover.
- Insert an alignment dowel through the top hole of the cover and into the threads in the final drive housing. This is necessary in order to support ring gear (1) while you are removing the final drive cover.
- Remove one track shoe in order to allow access to the face between final drive cover (4) and ring gear (1) .
- Loosen remaining two cover bolts (2) .
- Use a hammer and a wedge to separate final drive cover (4) and ring gear (1). Make sure that ring gear (1) stays in place.
- Remove remaining two cover bolts (2) and final drive cover (4) .
- Remove twelve bolts (3) and ring gear (5) from final drive cover (4) .
- Install final drive cover (4) and all twenty cover bolts (2) .
- Fill the final drive with new oil. See Operation and Maintenance Manual, "Final Drive Oil - Change" for the procedure.
- Repeat this procedure for the other final drive.
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