PRODUCT SUPPORT PROGRAM FOR REPLACING THE 239-1878 SUPPORT ASSEMBLY IN THE STICK LINES GROUP ON CERTAIN 336D, 336DL, AND 340DL EXCAVATORS
Usage:
REBE8409-00
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| 20Jun2012 |
D-286
O-301
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| Before/After | PRODUCT SUPPORT PROGRAM FOR REPLACING THE 2391878/">239-1878 SUPPORT ASSEMBLY IN THE STICK LINES GROUP ON CERTAIN 336D, 336DL, AND 340DL EXCAVATORS |
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| 5458 | PS43632 |
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| NOTE: | This Program must be administered either before or after failure. In either case the decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS43632" as the Part Number and "7755" as the Group Number. If administered before failure, use "56" as the Warranty Claim Description Code and "T" as the SIMS Description code. If administered after failure, use "96" as the Warranty Claim Description Code, and "Z" as the SIMS Description Code. |
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| 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. |
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TERMINATION DATE |
| 30Jun2014 |
PROBLEM
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| The existing 2391878/">239-1878 Support Assembly in the stick lines group may get broken on certain 336D, 336DL, and 340DL Excavators due to a welding issue. If the existing bracket of stick lines group gets broken, it will result in the hydraulic tube separating from the stick cylinder. |
AFFECTED PRODUCT
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| Model | Identification Number |
| 336D | JBT03158, 3162-3163, 3177, 3212-3215, 3220-3221, 3225-3230, 3233, 3235, 3237-3249, 3253-3263, 3265-3294, 3297-3326, 3333-3338, 3341-3352, 3358, 3362-3364, 3366-3367, 3371-3386, 3393-3409, 3413-3415, 3423, 3425-3426, 3428-3431, 3437-3438, 3442, 3454, 3456, 3459-3462, 3468-3469, 3474, 3478-3481, 3485, 3495, 3500-3515, 3519-3521, 3526, 3528-3530, 3543-3558, 3562-3564, 3567, 3571-3574, 3577, 3579-3585, 3588-3590, 3592-3595, 3598-3601, 3603, 3606, 3612-3639, 3641-3644, 3646-3648, 3650-3651, 3655-3674, 3679, 3681-3683, 3685, 3688, 3692, 3694-3696, 3699-3701, 3712-3713, 3715, 3726-3730, 3732-3735, 3738, 3740-3754, 3770-3775, 3779-3780, 3782, 3791-3794, 3802, 3804, 3812, 3817-3820, 3824-3825, 3834-3841, 3884-3886, 3899-3900, 3974-3980, 4073-4074, 4077, 4149, 4158 |
| 336D L | MPL00498-00500, 502, 505-508, 513, 515-518 |
| 340D L | JTN00135-00136, 138-147, 151, 154, 156-160, 162-163, 166-170, 174, 179-180, 183, 186-192, 194-196, 199-201, 206-208, 210-213, 215-216, 222-223, 226, 232, 234, 236-237, 241, 244, 252-254, 281 |
PARTS NEEDED
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Qty |
Part Number | Description |
| 1 | 2391878 | SUPPORT AS |
| In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 7% of dealership population. This is an initial order recommendation only, and the ultimate responsibility for ordering the total number of parts needed to satisfy the program lies with the dealer. | ||
ACTION REQUIRED
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| Refer to attached Rework Procedure. |
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SERVICE CLAIM ALLOWANCES
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0-12 mo |
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13-24 mo |
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| NOTE: This is a 1.0-hour job | ||||||
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PARTS DISPOSITION
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| Handle the parts in accordance with your Warranty Bulletin on warranty parts handling. |
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| 1. Put the machine in the servicing position. Refer to Image1.1.1. |
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| Image1.1.1 |
| 2. Before the Rework Procedure, perform a hydraulic oil system pressure release. Refer to SEBU8048, Operation and Maintenance Manual. 3. Remove the bolts at location A, B, and C. Refer to Image1.2.1. |
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| Image1.2.1 |
| 4. Replace and adjust the cylinder line 2391878/">239-1878 Support Assembly. Refer to Image1.4.1, 1.5.1, and 1.6.1. |
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| Image1.3.1 |
| 5. Locate the 2391878/">239-1878 Support Assembly. Refer to Image1.4.1. L: 250 +/- 3mm |
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| Image1.4.1 |
| 6. Ensure that angle (M) of the support assembly is within 30? +/- 3?. Refer to Image1.5.1. |
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| Image1.5.1 |
| 7. Ensure that there is a distance of 51.5mm (N) from the surface of block to the end surface of flange. This dimension of 51.5mm is required. Refer to Image1.6.1. |
| 8. Tighten the support assembly bolts to the specifications shown below at locations A, B, and C. These bolts were removed in Step 3. Refer to Image1.2.1. Position A: 240 +/- 40N.m Position B and C: 32 +/- 6N.m |
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