3844135 ADAPTER Caterpillar parts G3512E
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Alternative (cross code) number:
Compatible equipment models: 3844135:
Install spacers to prevent the arch bushings from walking. Refer to the attached Rework Procedure.
SERVICE CLAIM ALLOWANCES
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts % Labor Hrs% Parts % Labor Hrs% Parts % Labor Hrs%
0-24 mo 100.0% 100.0% 0.0% 0.0% 0.0% 0.0%
This is a 4.0-hour job
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.
Unpin the cylinder end of the arch and boom cylinders and pivot toward the cab.
Detach the hydraulic lines that route through the arch at the bulkhead in the rear frame (4 lines, two 1 3/8" plugs and two 13/16" plugs required).
Remove the arch and boom assembly.
Remove the arch bearings located in the rear frame lugs and discard.
Using a small die grinder, enlarge the grease hole in each rear frame lug. This will allow the bushing to continue to take grease if some movement reoccurs.
Flush any chips with grease and remove contaminated grease.
Install new 203-6126 Arch Bearings.
Install spacers to prevent the bushing from walking.
Shim arch to the frame.
Caterpillar parts catalog:
Caterpillar parts catalog
- 456-7691: LINES GP-AIR » M00732780192
- 456-7691: LINES GP-AIR » M00765400167
- 386-5279: LINES GP-AIR » SEBP36870265
- 433-2023: LINES GP-AIR » SEBP36870267
- 503-1270: LINES GP-AIR » M00987790089
- 503-1270: LINES GP-AIR » M00987810092