Rating:
Information housing sub-assy, Denso
Include in ##:
Number on scheme 001
29400-00206
as HOUSING SUB-ASSY,
Cross reference number
Part num
Firm num
Firm
Name
29410-01290
HOUSING SUB-ASSY,
Information:
May 6, 2003
(Revised July 2004)
U-114
A-76
D-79
O-96
Afterfailure only PRODUCT SUPPORT PROGRAM FOR REPLACINGFAILED HEUI INJECTORS ON CERTAIN 3412E INDUSTRIAL ENGINES
1290 PS50612
This Program can only be administeredafter a failure occurs. The decision whether to apply the Program is madeby the dealer. When reporting the repair, use "PS50612" as the Part numberand "7755" as the Group Number. Use "96" as the Warranty Claim DescriptionCode and use "Z" as the SIMS Description Code. The information supplied in this serviceletter may not be valid after the termination date of this program. Donot perform the work outlined in this Service Letter after the terminationdate without first contacting your Caterpillar product analyst. This Revised Service Letter replacesthe May 6, 2003 (Revised March 2003) Service Letter. Changes have beenmade to the Software Chart.TERMINATION DATE
May 31, 2005PROBLEM
HEUI injectors on certain 3412E Industrial Enginesmay experience shortened injector life and need to be replaced. If an individualinjector failure occurs, replace the failed injector only using the originalinjector part number. In the case of failure on multiple fuel injectorsdue to excessive injector poppet valve oil leakage, the complete set ofinjectors must be replaced along with the appropriate softwarefrom the table.AFFECTED PRODUCT
Model Identification Number
*** Group 1 ***
3412E 4CR491-1885BDT125-1195
*** Group 2 *** (Software only required)
3412E BDT160, 1017, 1067,1131, 1143, 11544CR0759, 875, 1068, 1615, 1832, 1860, 1866,1875PARTS NEEDED
Qty
Part Number Description
12
12 1984752or10R0964 INJECTOR GP
INJECTOR GP
12 3E6747 SEAL-O-RING
12 9X7681 SEAL-O-RING
24 1167221 SEAL
12 1167222 SEAL
1 1323144 HARNESS ASSOFTWARE
Rated Bhp RatedRPM NewInjector Part NewInterlock Code "C"NON-PRIME SOFTWARE "D"NON-PRIME SOFTWARE
ECM part# 1720802 1567172
SensorHarness 1323144
425 1200 139 2490079 2491231
500
575 1300
625 1400 140 2490080 2491232
605 1800 2321183Or10R1266 141 2490081 2491233
650
700
735
(Revised July 2004)
U-114
A-76
D-79
O-96
Afterfailure only PRODUCT SUPPORT PROGRAM FOR REPLACINGFAILED HEUI INJECTORS ON CERTAIN 3412E INDUSTRIAL ENGINES
1290 PS50612
This Program can only be administeredafter a failure occurs. The decision whether to apply the Program is madeby the dealer. When reporting the repair, use "PS50612" as the Part numberand "7755" as the Group Number. Use "96" as the Warranty Claim DescriptionCode and use "Z" as the SIMS Description Code. The information supplied in this serviceletter may not be valid after the termination date of this program. Donot perform the work outlined in this Service Letter after the terminationdate without first contacting your Caterpillar product analyst. This Revised Service Letter replacesthe May 6, 2003 (Revised March 2003) Service Letter. Changes have beenmade to the Software Chart.TERMINATION DATE
May 31, 2005PROBLEM
HEUI injectors on certain 3412E Industrial Enginesmay experience shortened injector life and need to be replaced. If an individualinjector failure occurs, replace the failed injector only using the originalinjector part number. In the case of failure on multiple fuel injectorsdue to excessive injector poppet valve oil leakage, the complete set ofinjectors must be replaced along with the appropriate softwarefrom the table.AFFECTED PRODUCT
Model Identification Number
*** Group 1 ***
3412E 4CR491-1885BDT125-1195
*** Group 2 *** (Software only required)
3412E BDT160, 1017, 1067,1131, 1143, 11544CR0759, 875, 1068, 1615, 1832, 1860, 1866,1875PARTS NEEDED
Qty
Part Number Description
12
12 1984752or10R0964 INJECTOR GP
INJECTOR GP
12 3E6747 SEAL-O-RING
12 9X7681 SEAL-O-RING
24 1167221 SEAL
12 1167222 SEAL
1 1323144 HARNESS ASSOFTWARE
Rated Bhp RatedRPM NewInjector Part NewInterlock Code "C"NON-PRIME SOFTWARE "D"NON-PRIME SOFTWARE
ECM part# 1720802 1567172
SensorHarness 1323144
425 1200 139 2490079 2491231
500
575 1300
625 1400 140 2490080 2491232
605 1800 2321183Or10R1266 141 2490081 2491233
650
700
735