PUMP GP-HAND 4C4865 - Caterpillar

This Program must be administered as soon as possible. When reporting the repair, use "PI3222" as the Part Number, "7751" as the Group Number, "56" as the Warranty Claim Description Code and "T" as the SIMS Description Code. Exception: If the repair is done after failure, use "PI3222" as the Part Number, "7751" as the Group Number, "96" as the Warranty Claim Description Code, and "Z" as the SIMS Description Code.
Completion Date
June 30, 1999Termination Date
December 31, 1999Problem
The 8T0855 Brake Pressure Gauge may fail due to pressure spikes in the hydraulic system of certain AP-1000B and AP-1055B Asphalt Pavers; and on certain Barber-Greene BG-260C and BG-2455C Asphalt Pavers manufactured by Caterpillar. The brake pressure guage needs to be removed.
Affected Product
Model & Identification Number
AP-1000B (7HN1-213)
AP-1055B (8BM1-390, 8BM394-396, 8BM398)
BG-260C (8GN1-535)
BG-2455C (6TN1-142)
Parts Needed
Dealers will need to order parts for this Program.
2 - 3J1907 SEAL-O-RING1 - 6V0484 ADAPTER-O-RING1 - 6V0852 CAP-DUST1 - 6V3965 NIPPLE AS-VALVEAction Required
Reference Material needed.
KENR3508 For The AP-1000B and BG260C KENR2899 For The AP-1055B and BG-2455C1. Locate the throttle/brake manifold 119-4360 on the side of the hydraulic tank.2. Remove the 8T-0855 gauge, 7X-7934 adapter, and 8T0788 elbow.3. Install the new 6V0484 adapter, 6V3965 nipple, 6V0852 dust cap and 3J-1907 o-rings.4. Verify the pressure setting of 500 psi, using the System Operation And Testing Manual for the machine model. THE PRESSURE GAUGE SHOULD BE REMOVED FROM THE MACHINE.
Owner Notification
U.S. and Canadian owners will receive the attached Owner Notification.
Service Claim Allowances
This is a 1-hour job.
U.S. and Canadian Dealers Only - Eligible dealers may enter a Type 2 SIMS Report.
Parts Disposition
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.
MAKE EVERY EFFORT TO COMPLETE THIS PROGRAM AS SOON AS POSSIBLE.
Attach.(1-Owner Notification)Copy Of Owner Notification For U.S. And Canadian Owners