PRODUCT IMPROVEMENT PROGRAM FOR INSTALLING GENERATOR GUARDS ON CERTAIN 794 AC OFF-HIGHWAY TRUCKS Caterpillar


PRODUCT IMPROVEMENT PROGRAM FOR INSTALLING GENERATOR GUARDS ON CERTAIN 794 AC OFF-HIGHWAY TRUCKS

Usage:

TEBE9065-00

14May2019


U-281
A-236
D-249

 

Priority

  
 Parts stock action needed 

PRODUCT IMPROVEMENT PROGRAM FOR INSTALLING GENERATOR GUARDS ON CERTAIN 794 AC OFF-HIGHWAY TRUCKS

4450 7750
PI33021
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 "PI33021" 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 "PI33021" as the Part Number, "7751" as the Group Number, "96" as the Warranty Claim Description Code, and "Z" as the SIMS Description Code.

NOTE:

When submitting claim for Parts Stock Action, Use the appropriate 99Z as the s/n, the appropriate Service Letter Program Number as the Part number in the Part Causing Failure field, "7751" as the Group Number, "56" as the 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

30Nov2019 31May2020

PROBLEM

The Generator Guards need to be installed on certain 794 AC Off-Highway Trucks. The existing 794 AC Generator can allow water or debris to enter the drive end of the generator.

AFFECTED PRODUCT

Model Identification Number
794 AC HRT00101

MN500055

MT500100-00136

PARTS NEEDED

Qty

Part Number Description
1 LH_GUARD Left Hand Guard (Dealer Fabricated)
1 RH_GUARD RIght Hand Guard (Dealer Fabricated)
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 45% of dealership population. This is an initial order recommendation only, and the ultimate responsibility for ordering the total number of parts needed to satisfy the program lies with the dealer.


ACTION REQUIRED

****Parts Stock ****

Fabricate, paint, and install spray guards on all 390-2000 Generators in dealer parts stock reusing existing hardware.

 
 
****Affected Product****
Fabricate and install guards on the generator of all 794 AC Off-Highway Trucks reusing existing hardware. Refer to the attached Rework Procedure.

OWNER NOTIFICATION

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

SERVICE CLAIM ALLOWANCES

****Parts Stock****

Submit one claim for all 390-2000 Generators reworked in dealer parts stock.

A maximum of $400 US Dollars per Generator is allowed for materials and labor to fabricate and paint the required parts.

A maximum of 1 labor hour is allowed to install Generator Guards on each Generator in dealer parts stock reusing the existing hardware.

 
 
****Affected Product****
Caterpillar
Dealer Suggested
Customer Suggested
Parts %
Labor Hrs%
Parts %
Labor Hrs%
Parts %
Labor Hrs%
100%
100%
0%
0%
0%
0%

 NOTE: This is a 2.0-hour job
A maximum of $400 US Dollars per Generator is allowed for materials and labor to fabricate and paint the required parts. Reuse existing hardware for installation.


PARTS DISPOSITION

****Parts Stock****
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.

****Affected Product****
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.

 
EXAMPLE COPY OF OWNER NOTIFICATION

XYZ Corporation
3240 Arrow Drive
Anywhere, YZ 99999

PRIORITY - PRODUCT IMPROVEMENT PROGRAM FOR INSTALLING GENERATOR GUARDS ON CERTAIN 794 AC OFF-HIGHWAY TRUCKS

MODELS INVOLVED - 794 AC Off-Highway Trucks

Dear Cat Product Owner:


The Generator Guards need to be installed on the products listed below. The existing 794 AC Generator can allow water or debris to enter the drive end of the Generator. 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 14May2019 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 14May2019 Service Letter


Rework Procedure


 
Fabricate and paint Right and Left Spray Guards.
 
Right Hand Spray Guard 579-1090
Image1.2.1
 
Left Hand Spray Guard 579-1091
Image1.3.1
 
Reuse existing hardware to install the Spray Guards on Generator.
Image1.4.1
 
View from bottom of machine of before and after installing the spray guards.
 
Before install.
Image1.6.1
 
After install.
Image1.7.1
 
 

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