CYLINDER HEAD GP 1639254 - Caterpillar

REBE5908-00
04Mar2010
U-78
A-62
D-71
O-75
TM-4
Priority
PRODUCT IMPROVEMENT PROGRAM FOR REPLACING THE HEAT EXCHANGER CAP ON CERTAIN C18 AND C32 MARINE ENGINES
1379 PI31725
This Program must be administered as soon as possible.When reporting the repair, use "PI31725" as the Part Number and "7751" as the Group Number, "56" as the Warranty Claim Description Codeand "T" as the SIMS Description code. Exception: If the repair is done after failure, use "PI31725" as the Part Number, "7751" as the Group Number,"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.
COMPLETION DATE
TERMINATION DATE
30Sep2010 31Mar2011
PROBLEM
The heat exchanger cap needs to be replaced on certain C18 and C32 Marine engines. The engines listed in this service letter were shipped from the factory with the incorrect cap. This incorrect cap does not have a secondary seal and will leak.
AFFECTED PRODUCT
Model Identification Number
*******Group 1*******
C18 GEN00199, 204-205, 207, 210-214, 216, 218, 221, 263, 273-276
GES00150, 163, 182, 186, 188-193, 201, 203, 205-207, 209
JKX00225-00273, 277
MGS00812, 821-852, 856-858, 873-875, 884-885, 887-891
PLE00249, 352, 362, 366, 371, 374, 592, 604
T2P00561, 569, 583, 585-586, 598, 603, 605-606, 608-616, 618-625, 627-629, 631-632, 634, 636-638, 640-641, 643, 648, 651-653, 655-662, 667-668, 671-672, 678-679, 681, 683-684, 686-688, 694, 703-704, 708-710, 713, 718, 720-721, 733-734, 737-738, 744-746, 748, 751, 754-756
WKB00374-00376, 384-385, 388, 399, 401-404, 408-409, 411, 417, 419-420, 422-425
*******Group 2*******
C32 RNX00233, 245-247, 250, 252, 254-256, 265, 267-279
RNY00529-00531, 533-539, 541-542, 544, 546-547, 549, 551-554, 556-558, 564, 566-572, 574-578, 580-593, 595-602, 606, 609-610, 613, 617-619, 621, 624-633, 635-642, 644-665, 667, 672, 674-681, 683, 686-689, 695, 697-698, 700, 702, 706-709, 711-721
RNZ00102, 174, 184-186, 197, 199, 214, 217, 219-220, 222-223, 225-231, 233-235, 237-250, 252-253, 255, 257-261, 263-270, 272-274, 276-290, 292-294, 296-304, 306, 308-322, 326, 329-330
T3T00130, 241, 381, 383
PARTS NEEDED
Qty
Part Number Description
*******Group 1*******
1 1255274 CAP
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 23% 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 1255274 CAP
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 23% 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
To relieve the pressure from the coolant system, turn off the engine. Allow the cooling system pressure cap to cool. Remove the cooling system pressure cap slowly in order to relieve pressure.
Remove the existing 036-4022 Cap from the heat exchanger. Check the heat exchanger neck surface that seals the filler cap to be sure it is clean. This surface must be clean. Replace with the 125-5274 Cap.
OWNER NOTIFICATION
U.S. and Canadian owners will receive the attached Owner Notification.
SERVICE CLAIM ALLOWANCES
Caterpillar Dealer Suggested Customer Suggested
Parts % Labor Hrs% Parts % Labor