PRODUCT IMPROVEMENT PROGRAM FOR REPLACING THREE BOOM SUPPORT PINS ON CERTAIN 330C L AND 330C LN EXCAVATORS Caterpillar

PRODUCT IMPROVEMENT PROGRAM FOR REPLACING THREE BOOM SUPPORT PINS ON CERTAIN 330C L AND 330C LN EXCAVATORS

Usage:

SEBE7995

May 21, 2002
AU-75
S-75
H-74
O-91

Show/hide table

*Priority* *Parts stock action needed*	PRODUCT IMPROVEMENT PROGRAM FOR REPLACING THREE BOOM SUPPORT PINS ON CERTAIN 330C L AND 330C LN EXCAVATORS
7057		PI30316

NOTE: This Program must be administered as soon as possible. When reporting the repair, use "PI30316" 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 "PI30316" 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.

Show/hide table

COMPLETION DATE	TERMINATION DATE
November 30, 2002	May 31, 2003

PROBLEM

Three pins need to be replaced on certain 330C L and 330C LN Excavators. These pins may have cracks due to improper heat treatment. The support pins of the boom cylinders rods (PT2); boom foot pin (PT1); and boom to stick pin (PT4) need to be replaced.

AFFECTED PRODUCT

Show/hide table

Model	Identification Number
330C LN	CGZ103-153, 159-163, 165
330C L	CAP175-233, 235-246, 267-302, 335, 336, 339, 340, 359

PARTS NEEDED

1 - 1928321 Pin Assembly
1 - 1928352 Pin Assembly
1 - 1928416 Pin Assembly

ACTION REQUIRED

***** Parts Stock *****

Remove all 1928321, 1928352 and 1928416 Pin Assemblies that have red paint mark or no paint mark from parts stock.

***** Affected Product *****

To change the pins, refer to Service manual, Disassembly and assembly section:

"Boom cylinders Remove and Install"
"Boom Remove and Install"
"Stick Remove and Install"

Those procedures are available trough SIS Web. See the attached Rework Procedure.

OWNER NOTIFICATION

U.S. and Canadian owners will receive the attached Owner Notification.

SERVICE CLAIM ALLOWANCES

***** Parts Stock *****

Submit one claim for all 1928321, 1928352 and 1928416 Pin Assemblies that have red paint mark or no paint mark, removed from parts stock.

***** Affected Product *****

Show/hide table

Caterpillar		Dealer Suggested		Customer Suggested
Parts	Labor Hrs	Parts	Labor Hrs	Parts	Labor Hrs
100%	12	0	0	0	0
NOTE: This is a 12-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.

Attach. (1- Owner Notification)
(2- Rework Procedure)

COPY OF OWNER NOTIFICATION FOR U.S. AND CANADIAN OWNERS

XYZ Corporation
3240 Arrow Drive
Anywhere, YZ 99999

PRIORITY - Three Boom Support Pins Need To Be Replaced

MODELS INVOLVED - 330C L and 330C LN Excavators

Dear Caterpillar Product Owner:

Three pins need to be replaced on certain 330C L and 330C LN Excavators. These pins may have cracks due to improper heat treatment. The support pin of boom cylinders rods, boom foot pin and boom to stick pin need to be replaced. New pins need to be installed on the products listed below. You will not be charged for the service performed.

Contact your local Caterpillar dealer immediately to schedule this service. The dealer will advise you of the time required to complete this service. Please refer the dealer to their Service Letter dated May 21, 2002 when scheduling this service.

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

Caterpillar Inc.

Identification #(s)

Attached to May 21, 2002 Service Letter

Rework Procedure

Show/hide table

PT	Pin part number
PT1	1928416
PT2	1928321
PT4	1928352

Install a new pin at PT1, PT2 and PT4. The new pin must have a yellow paint mark. If the new pin has red paint mark or no paint mark, do not install it and return it to Grimbergen.