19080-04930 GOVERNOR ASSY, MEC Denso Cross

03Apr2007
U-125
A-107
D-105
O-113
TM-5
Before/After
PRODUCT SUPPORT PROGRAM FOR TESTING COOLANT SAMPLE FOR PRESENCE OF DIESEL FUEL AND IF NECESSARY REPLACE THE CYLINDER HEAD FOR CERTAIN C27 AND C32 ENGINES.
1350 PS42375
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 "PS42375" as the Part Numberand "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.
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
30Apr2009
PROBLEM
The existing cylinder head could be porous on certain C27 and C32 engines. If the cylinder head is porous, it can allow diesel fuel to enter into the cooling system, which can damage the radiator seals.
AFFECTED PRODUCT
Model Identification Number
*******Group 1*******
777F JRP00281-00476, 533
*******Group 2*******
C27 DWB00102-00239, 241-256
TWM00114-00183, 185-199, 202-227, 229-267
C32 SMP00169-00176, 178-188
SXC00400-00436, 438-441, 443-469, 472, 482-591, 593, 595-621, 627-658, 660-661, 665-676, 678-798, 800-839, 841-863, 865-871, 873-874, 876-888, 890-913, 915, 917, 922-924, 926-929, 932-933, 936-938, 945, 947-953, 956-959, 963, 965-967, 970-971, 973-977, 979, 983-984, 986-990, 993-996, 1005
TLD00104-00146
*******Group 3*******
C32 RNC02335, 2367-2368, 2375-2376, 2381-2384, 2386-2387, 2389-2456, 2458-2606, 2608-2619, 2621-2635, 2637-2642, 2645-2646, 2648-2652, 2656-2659, 2663-2671, 2696-2698, 2704, 2706-2707, 2709
*******Group 4*******
D10T RJG00725-01026
*******Group 5*******
773F EED00278-00346
775F