PRODUCT IMPROVEMENT PROGRAM FOR REPLACING THE CONNECTING ROD BOLTS IN CERTAIN 3606, 3608, G3608, 3612, G3612, 3616 AND G3616 ENGINES Caterpillar


PRODUCT IMPROVEMENT PROGRAM FOR REPLACING THE CONNECTING ROD BOLTS IN CERTAIN 3606, 3608, G3608, 3612, G3612, 3616 AND G3616 ENGINES

Usage:

SEBE8765

April 29, 2004
U-138
A-95
D-111
O-115
TM-4


 
 
 
Priority

PRODUCT IMPROVEMENT PROGRAM FOR REPLACING THE CONNECTING ROD BOLTS IN CERTAIN 3606, 3608, G3608, 3612, G3612, 3616 AND G3616 ENGINES

1218
PI30664
NOTE: This Program must be administered as soon as possible. When reporting the repair, use "PI30664" 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 "PI30664" 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

October 31, 2004 April 30, 2005

PROBLEM

The connecting rod bolts need to be replaced on certain 3606, 3608, G3608, 3612, G3612, 3616 and G3616 Engines. The 1W0098 Connecting Rod Bolt may have a defect in the shank. The defect can only be found using magnetic particle inspection. The defect started in the knurling area and travels up the shank into the head approximately 3 mm deep.

AFFECTED PRODUCT

Model Identification Number
G3606 4ZS371, 372, 374 
3608 6MC702-704
G3608 BEN243-245

99Z5127, 5128

3612 9RC412
G3612 BKE236-241
3616 1PD417
G3616 BLB221, 223-225 

PARTS NEEDED

Quantity

Part Number
Description
4 per cylinder
1W0098
Bolt ? Connecting Rod 

ACTION REQUIRED

Replace all 1W0098 Bolts using TIBU4214 as a reference.

OWNER NOTIFICATION

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

SERVICE CLAIM ALLOWANCES

Caterpillar
Dealer Suggested
Customer Suggested
Parts
Labor Hrs.
Parts
Labor Hrs.
Parts
Labor Hrs.
100%
2 per cyl.
0
0
0
0
NOTE: This is a 2-hour job per cylinder.

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)

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

XYZ Corporation
3240 Arrow Drive
Anywhere, YZ 99999

PRIORITY ? Replace The Connecting Rod Bolts

MODELS INVOLVED - 3606, 3608, G3608, 3612, G3612, 3616 and G3616 Engines

Dear Caterpillar Product Owner:

The connecting rod bolts need to be replaced on certain 3606, 3608, G3608, 3612, G3612, 3616 and G3616 Engines. The 1W0098 Connecting Rod Bolt may have a defect in the shank. New bolts 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 April 29, 2004 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 April 29, 2004 Service Letter

Caterpillar Information System:

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