SEAL KIT 1723679 - Caterpillar

ACTION REQUIRED
A new 2814551/">281-4551 Tank Cover Assembly for the hydraulic tank has been released. The thickness of the brake return tube assembly has increased from 1.65mm to 3.05mm. If the hydraulic tank has a broken return tube, remove the old hydraulic tank cover and replace it with the new hydraulic tank cover.
SERVICE CLAIM ALLOWANCES
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts % Labor Hrs% Parts % Labor Hrs% Parts % Labor Hrs%
0-10000 hrs,
0-60 mo 100.0% 100.0% 0.0% 0.0% 0.0% 0.0%
This is a 5.0-hour job
PARTS DISPOSITION
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.
Rework Procedure
This Rework Procedure should be completed during a normal hydraulic system oil change interval as described in the Operation and Maintenance Manual, "Maintenance Interval Schedule". The work should be done in a clean environment to minimize contamination.
Refer to SEBU7794, Operation and Maintenance Manual, "773F, and 775F OFF-HIGHWAY TRUCKS".
1. Drain the hydraulic tank as described in the Operation and Maintenance Manual, "Hoist, Torque Converter and Brake Tank Oil - Change".
2. Remove the hydraulic tank cover.
3. Clean the mating surface on the tank in order to remove all gasket material and burrs on the machined surface. Use a 6V-0185 Reconditioning Disc, or similar reconditioning disc, in order to clean these surfaces.
4. Remove the sight gauge and retainer from the old hydraulic tank cover and reinstall on the new hydraulic tank cover using new seals and grommets. Refer to Image1.1.1.
Image1.1.1
5. Remove the screen assembly and associated components from the old hydraulic tank cover and reinstall on the new hydraulic tank cover. Refer to Image1.2.1.
Image1.2.1
6. Remove the filler cap, strainer, and associated components from the old hydraulic tank cover and reinstall on the new hydraulic tank cover. Refer to Image1.3.1.
Image1.3.1
7. Inspect the bottom of the hydraulic tank for debris and clean as needed.
8. Install a new 2814551/">281-4551 Tank Cover Assembly using a new 238-1825 Gasket.
9. Refill the hydraulic tank as described in the Operation and Maintenance Manual, "Hoist, Torque Converter and Brake Tank Oil - Change."