Washers On The Fan Drive And Fan Drive Adjuster Bracket Need To Be Replaced On Certain 3508, 3512, And 3516 Engines Caterpillar

NOTE: This Program must be administered as soon as possible. When reporting the repair, use "PI1233" 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 "PI1233" as the Part Number, "7751" as the Group Number, "96" as the Warranty Claim Description Code, and " Z" as the SIMS Description Code.

Problem

The washers used on the fan drive and fan drive adjuster bracket need to be replaced because they may break on certain 3508, 3512, and 3516 Engines. If the washers break, the fan may shift positions.

Affected Product
Model & Identification Number

3508 (23Z4961-4965, 23Z4967-4994, 23Z4996-4998, 23Z5001-5012, 23Z5016, 23Z5019, 23Z5021-5022, 23Z5024-5029, 23Z5031-5034, 23Z5037-5046, 23Z5048-5055, 23Z5057, 23Z5067; 68Z826-828; 70Z839, 70Z840)

3512 (49Y698; 24Z5117, 24Z5119-5141, 24Z5143-5145, 24Z5147-5148, 24Z5150, 24Z5151, 24Z5153-5163, 24Z5165-5166, 24Z5168-5172, 24Z5174-5198, 24Z5201-5202, 24Z5204-5208, 24Z5210, 24Z5212, 24Z5214, 24Z5216, 24Z5219-5226, 24Z5228-5232, 24Z5234, 24Z5235, 24Z5238-5242, 24Z5244, 24Z5246, 24Z5251-5253, 24Z5261, 24Z5267, 24Z5273; 65Z786; 67Z1051, 67Z1057)

3516 4XF474, 4XF476, 4XF477, 4XF482, 4XF483, 4XF485, 4XF489-492; 25Z3283-3284, 25Z3288, 25Z3290-3292, 25Z3294-3299, 25Z3301, 25Z3303, 25Z3312, 25Z3315, 25Z3318, 25Z3319, 25Z3321, 25Z3322, 25Z3326, 25Z3327, 25Z3329, 25Z3332, 25Z3335, 25Z3339, 25Z3341, 25Z3342, 25Z3353, 25Z3354, 25Z3364, 25Z3376, 25Z3378, 25Z3380, 25Z3385-3388, 25Z3392, 25Z3393, 25Z3395, 25Z3397-3401, 25Z3408, 25Z3411, 25Z3422, 25Z3441, 25Z3447, 25Z3457, 25Z3465, 25Z3502; 27Z736; 73Z604-606, 73Z608, 73Z610, 73Z616, 73Z622)

Parts Needed

Dealers will need to order parts for this Program.

4 - 5P1075 Washer

6 - 7X0550 Washer

Action Required

See attached rework procedure.

Owner Notification

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

Service Claim Allowances

NOTE: This is a 1-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

Refer to illustration below for location of washers.

1. Remove the existing 5P1076 Washers and install new 7X0550 Washers.

2. Remove the existing 5P1075 Washers and install new 5P1075 Washers.

Illustration of Washer Location