PRODUCT IMPROVEMENT PROGRAM FOR REWORKING THE FAN DRIVE ON CERTAIN C-9 INDUSTRIAL ENGINES Caterpillar

PRODUCT IMPROVEMENT PROGRAM FOR REWORKING THE FAN DRIVE ON CERTAIN C-9 INDUSTRIAL ENGINES

Usage:

SEBE8649-01

February 10, 2004
(Revised April 2004)
U-33
A-22
D-24
O-26

Show/hide table

*Priority*	PRODUCT IMPROVEMENT PROGRAM FOR REWORKING THE FAN DRIVE ON CERTAIN C-9 INDUSTRIAL ENGINES
5740		PI30593

NOTE: This Program must be administered as soon as possible. When reporting the repair, use "PI30593" 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 "PI30593" 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.

NOTE: This Revised Service Letter replaces the February 10, 2004 (Revised April 2004) Service Letter. Changes have been made to the Affected Product and Action Required.

Show/hide table

COMPLETION DATE	TERMINATION DATE
August 31, 2004	February 28, 2005

PROBLEM

The Fan Drive needs to be reworked on certain C-9 Industrial Engines. Inadequate grease installed during fan hub assembly may lead to fan drive failures.

AFFECTED PRODUCT

Show/hide table

Model	Identification Number
C-9	CLJ3764-3769, 3772, 3774, 3776-3779, 3786, 3787, 3789, 3791, 3793, 3794, 3797-3811, 3813-3816, 3819, 3820, 3822, 3824, 3829-3831, 3835, 3837, 3839, 3841-3865, 3878-3883, 3887, 3890-3893, 3895-4023, 4026-4064, 4066-4095, 4098, 4100, 4106-4119, 4122-4124, 4126-4137, 4140, 4146, 4148-4191, 4196-4286

PARTS NEEDED

Show/hide table

Qty	Part Number	Description
1	6V9748	Seal

ACTION REQUIRED

Inspect engines with less than 250 hours only. Refer to SENR9599 for Fan Drive R&I procedure. For those engines with more than 250 hours please fill out a SIMS ticket explaining no action was required.
Bearings should be fully packed with 2S3230 Lubricant with additional 30 grams in cavity.
If there is minimal or no grease check for damage.
Replace damaged parts, otherwise hand pack thebearing cup and cone halves.
Install new 6V9748 lip seal in the specified position. The lip should be facing toward the front of the engine, lightly lubricate lip and reassemble.
Apply 4C4030 Sealant to the threads of the bolt.
Tighten the bolt to the following torque: 115 +/- 5 Nm (85 +/- 3.7 lb ft).

Illustration 1

OWNER NOTIFICATION

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

SERVICE CLAIM ALLOWANCES

Show/hide table

Caterpillar		Dealer Suggested		Customer Suggested
Parts	Labor Hrs.	Parts	Labor Hrs.	Parts	Labor Hrs.
100%	1.2	0	0	0	0
NOTE: This is a 1.2-hour job (0.4 hours for R&I and 0.8 hours for D&A). 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.

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 - PRODUCT IMPROVEMENT PROGRAM FOR REWORKING THE FAN DRIVE

MODELS INVOLVED - CERTAIN C-9 INDUSTRIAL ENGINES

Dear Caterpillar Product Owner:

The fan drive may need to be reworked on the products listed below. Inadequate grease installed during fan hub assembly may lead to fan drive failures. 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 February 10, 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 February 10, 2004 Service Letter