PRODUCT SUPPORT PROGRAM FOR REPAIRING THE STICK THAT MAY CRACK ON CERTAIN 330C EXCAVATORS Caterpillar


PRODUCT SUPPORT PROGRAM FOR REPAIRING THE STICK THAT MAY CRACK ON CERTAIN 330C EXCAVATORS

Usage:

SEBE9058

February 9, 2005
D-33


 
After failure only

PRODUCT SUPPORT PROGRAM FOR REPAIRING THE STICK THAT MAY CRACK ON CERTAIN 330C EXCAVATORS

6502
PS50943
NOTE: This Program can only be administered after a failure occurs. The decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS50943" as the Part number and "7755" as the Group Number. Use "96" as the Warranty Claim Description Code and use "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.

TERMINATION DATE

February 28, 2007

PROBLEM

The stick on certain 330C Excavators may crack. The cracks usually occur along the weld beads at the stick boss and at the side plates. The sticks can be reinforced with steel plates.

AFFECTED PRODUCT

Model Identification Number
330C MCA153-667, 675-741

GKX129-153, 155, 157, 159, 161-165, 179-186

JAB344-633, 637, 638, 640-642, 644, 645, 647-649, 651, 653-655, 657-671, 673-680, 684-718, 721, 722, 724, 729, 730, 734-736, 739, 740

KDD132-140, 151-153, 158-161, 165, 166, 172, 173, 192, 193, 206-210, 216-218, 232-236, 238, 243-580, 582-621, 624-627, 629, 630, 635, 638-642, 645, 646, 648-650, 653-658, 661-666, 669-671, 676-679, 682, 684-692, 696-702, 705-710, 713, 718, 720, 721, 723, 724, 726, 728, 729, 731, 732, 734, 739, 740, 742, 743, 745, 747, 749, 750, 752, 754-756, 758, 759, 761, 762, 764-767, 771, 772, 775, 777, 780-784, 786, 788-790, 792-797, 799-802, 804-806, 811-814, 816-818, 820, 821, 825, 827, 829-831, 833-838, 841-843, 845-847, 849, 850, 853, 854, 857-859, 861-866, 868-870, 872, 875, 877-880, 882, 885, 886, 890, 891, 893, 896, 898, 899, 902, 906, 907, 909-910, 913, 914, 925, 929, 933, 935, 939-942, 947, 978, 979, 981-984, 990, 992, 993-1001, 1023, 1024

PARTS NEEDED

Qty

Part Number

Description

3 1P3703 SEAL

ACTION REQUIRED

See the attached Rework Procedure.

SERVICE CLAIM ALLOWANCES

Product smu/age whichever comes first
Caterpillar
Dealer Suggested
Customer Suggested
Parts
Labor Hrs
Parts
Labor Hrs
Parts
Labor Hrs
0-6000
0-24 mos
100%
16.0
0
0
0
0
NOTE: This is a 16.0?hr job.

PARTS DISPOSITION

Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.

Attach. (1-Rework Procedure)

Rework Procedure

  1. Reference the service manual for the removal of the stick from the machine.

  2. Illustration 1


     
  3. Remove all cracks with arc air gouging rods. See Illustration 1. Use AWS E7018 or equivalent electrodes to weld and fill the groove, then grind smooth the weld surface.

  4. Illustration 2


     
  5. Fabricate two pieces of reinforcement plate. See Illustration 2.

  6. Illustration 3


     
  7. Tack the reinforcement plate so that the gap of the reinforcement plate and the base plate is a maximum of 1mm.
  8. Before welding reinforcement plate, clean the tack weld. Remove all water, oil, and paint.
  9. Using AWS or equivalent dry electrodes, weld the reinforcement plates using weld instructions attached below.
  10. Paint the area on the stick that was reworked.
  11. Reference the service manual for installation of the stick on the machine.

Caterpillar Information System:

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