Priority
| PRODUCT IMPROVEMENT PROGRAM FOR UPDATING THE SOFTWARE AND ADDING A SENSOR C27 PETROLEUM ENGINES |
1408 1917 1920
|
PI32457 |
NOTE: |
Caterpillar’s obligations under this Service Letter are subject to, and shall not apply in contravention of, the laws, rules, regulations, directives, ordinances, orders, or statutes of the United States, or of any other applicable jurisdiction, without recourse or liability with respect to Caterpillar.
|
NOTE: |
This Program must be administered as soon as possible.
When reporting the repair, use "PI32457" 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 "PI32457" 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. |
The existing software developed for extended idle in cold weather conditions may be ineffective on certain C27 Petroleum Engines. |
Qty |
Part Number |
Description |
*******Group 1*******
|
5 |
7K1181 |
STRAP-CABLE |
1 |
2287101 |
SEAL-O-RING-STOR |
1 |
3203061 |
SENSOR GP-PRESS |
1 |
4460464 |
HARNESS AS-WRG |
1 |
4789459 |
ENGINE SOFTWARE |
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 28% 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.
|
*******Group 2*******
|
1 |
4789459 |
ENGINE SOFTWARE |
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 28% 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.
|
Update software that implement strategies to protect engine from intake manifold freezing and provides improved diagnostic messages for the operator. Refer to the attached Rework Procedure. |
Owners in the following countries will receive the attached Owner Notification: US Canada |