Muffler Bracket On Certain E240B And EL240B Excavators Needs To Be Modified To Prevent It From Contracting The Engine Fuel Supply Line Caterpillar

Problem

The muffler bracket on certain E240B and EL240B Excavators needs to be modified to prevent it from contracting the engine fuel supply line.

Affected Product
Model & Identification Number

E240B (8SF49-53)

EL240B (5WG339-369)

Parts Needed

Not Applicable

Action Required

Parts Stock

Modify all 878914 Brackets in parts stock that are made to the interim design. See the attached rework procedure.

Affected Product

Modify the 878914 Brackets as described in 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 878914 Brackets in parts stock that were modified.

Affected Product

NOTE: This is a 2-hour job.

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)

(2-Rework Procedure)

Copy of Owner Notification For U.S. And Canadian Owners

Rework Procedure

A reinforcing rib was added to strengthen the muffler bracket. This rib may interfere with the fuel inlet pipe to the cylinder head. See Illustration 1.

Illustration 1 - Location of possible Interference.

1. Remove the muffler and muffler bracket.

2. Use a grinder or cutting torch to modify the muffler bracket as shown in Illustration 2. After cutting, verify that there is at least a 3mm gap between the bracket and the pipe. Remove more material if necessary.

3. If a cutting torch was used, grind the surfaces smooth when the cutting is finished.

4. Clean and paint the area to prevent rust.

5. Install the muffler and muffler bracket.

Illustration 2 - Modification of Bracket