PRODUCT IMPROVEMENT PROGRAM FOR UPDATING THE MACHINE SOFTWARE ON CERTAIN 420F2 BACKHOE LOADERS Caterpillar


PRODUCT IMPROVEMENT PROGRAM FOR UPDATING THE MACHINE SOFTWARE ON CERTAIN 420F2 BACKHOE LOADERS

Usage:

TEBE6703-00

10Oct2017


A-384

 

Priority

  
  

PRODUCT IMPROVEMENT PROGRAM FOR UPDATING THE MACHINE SOFTWARE ON CERTAIN 420F2 BACKHOE LOADERS

7620
PI32801
NOTE:

Caterpillar’s obligations under this Service Letter are subject to, and shall not apply in contravention of, the laws, rules, regulations, directives, ordinances, orders, or statutes of the United States, or of any other applicable jurisdiction, without recourse or liability with respect to Caterpillar.

NOTE:

This Program must be administered as soon as possible. When reporting the repair, use "PI32801" as the Part Number and "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 "PI32801" as the Part Number, "7751" as the Group Number, "96" as the Warranty Claim Description Code, and "Z" as the SIMS Description Code.

NOTE:

The information supplied in this service letter may not be valid after the termination date of this program. Do not perform the work outlined in this Service Letter after the termination date without first contacting your Caterpillar product analyst.


COMPLETION DATE

TERMINATION DATE

30Apr2018 31Oct2018

PROBLEM

The existing machine software needs to be updated on certain 420F2 backhoe loaders. The existing software does not have the auto disengage feature and catastrophic failure on the rear axle may occur when the differential lock is engaged at a higher speed. This update protects the rear axle differential lock from failing.

AFFECTED PRODUCT

Model Identification Number
420F 2  LBS00150-00242

PARTS NEEDED

Qty

Part Number Description
1 5391423 SFWR GP-A3000

ACTION REQUIRED

Update the existing machine software with the new 539-1423 Machine Software Group.

The new software is available in the form of a flash file through the Caterpillar Service Information System (SIS). A newer part number may be available. SIS web only displays the latest available flash file.

OWNER NOTIFICATION

Owners in the following countries will receive the attached Owner Notification:
US
Canada

SERVICE CLAIM ALLOWANCES

Caterpillar
Dealer Suggested
Customer Suggested
Parts %
Labor Hrs%
Parts %
Labor Hrs%
Parts %
Labor Hrs%
100%
100%
0%
0%
0%
0%

 NOTE: This is a 1.0-hour job


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.
 
 
 
EXAMPLE COPY OF OWNER NOTIFICATION

XYZ Corporation
3240 Arrow Drive
Anywhere, YZ 99999

PRIORITY - PRODUCT IMPROVEMENT PROGRAM FOR UPDATING THE MACHINE SOFTWARE

MODELS INVOLVED - CERTAIN 420F2 BACKHOE LOADERS

Dear Cat Product Owner:

The machine software needs to be updated on the products listed below. The existing software does not have the auto disengage feature and catastrophic failure on the rear axle may occur when the differential lock is engaged at a higher speed. You will not be charged for the service performed.

Contact your local Cat dealer immediately to schedule this service. The dealer will advise you of the time required to complete this service.

If you are no longer the owner of this product(s), please contact your local Cat dealer so that our records can be updated. Please refer the dealer to their Service Letter dated 10Oct2017 when scheduling this service.

We regret the inconvenience this may cause you, and urge you to have this service performed as soon as possible to prevent unscheduled downtime.



Caterpillar Inc.

Identification #(s)



Attached to 10Oct2017 Service Letter

Caterpillar Information System:

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