Radiator Side Channel Straps May Crack At The Parts Stock Soldered Joints On Certain D3C, D4C, D5C Track Type Tractors, 933 And 939 Track Type Loaders Caterpillar

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.

NOTE: This Program must be administered as soon as possible. When reporting the repair, use "PI3784" 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 "PI3784" as the Part Number, "7751" as the Group Number, "96" as the Warranty Claim Description Code, and "Z" as the SIMS Description Code.

NOTE: This Revised Service Letter replaces the July 25, 1995 Service Letter. Changes have been made to the Action Required.

Completion Date

Termination Date

Problem

The radiator side channel straps may crack at the soldered joints because of poor solder quality on certain D3C, D4C, D5C Track Type Tractors and 933 and 939 Track Type Loaders.

Affected Product
Model & Identification Number

D3C (6SL1-900 7XL1-373 )

D4C (6YL1-703 7SL1-228 )

D5C (9DL1-858 6ZL1-304 )

933 (8FL1-190 9EL1-67 )

939 (9GL1-337 )

Parts Needed

2 - Fabricated Steel Plate (see Illustration 1)

Illustration 1

Action Required

Affected Product

1. Remove the radiator guard.

2. Weld two fabricated plates to each side of the top of the radiator as shown in Illustration 1.

3. Install the radiator guard and inspect for water leaks.

Parts Stock

Rework all 6I3502, 6I3715, 1004366, and 1083209 radiators in Parts Stock that have poor solder quality using Step 2 above.

Owner Notification

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

Service Claim Allowances

NOTE: This is a 5 hour job.

Parts Stock

Submit one claim for all 6I3502, 6I3715, 1004366, and 1083209 radiators reworked from Parts Stock.

NOTE: This is a 1 hour job per radiator.

NOTE: 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.

NOTE: 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