105923-0953 ZEXEL 9 420 611 259 BOSCH GOVERNOR 9420611259 1059230953 1157707812

March 21, 2006
U-89
A-70
D-67
O-77
Beforeor
after failureParts stock action needed PRODUCT SUPPORT PROGRAM FOR REPLACINGTHE FUEL INJECTION PUMP VOLTAGE LOAD PROTECTION CONTROL ON CERTAIN 924G,928G, AND 930G WHEEL LOADERS
12881251 PS41980
This Program can be administered eitherbefore or after failure. In either case the decision whether to apply theProgram is made by the dealer. When reporting the repair, use "PS41980"as the Part number and "7755" as the Group Number. If administered beforefailure, use "56" as the Warranty Claim Description Code and use "T" asthe SIMS Description Code. If administered after failure, use "96" as theWarranty Claim Description Code and use "Z" as the SIMS Description Code. Although this Program is to be administeredas described above on the Affected Product, parts should be removed fromparts stock as soon as possible. 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.TERMINATION DATE
March 31, 2007PROBLEM
Voltage Load Protection Module may fail due tomoisture entry resulting in unexpected engine shut down.AFFECTED PRODUCT
Model IdentificationNumber
924G DDA375-378,380-780, 782-1538, 1540-1953, 1955-2090, 2093-2105, 2107, 2108, 2111-2113,2115, 2117, 2119-2121, 2125, 2133-2134, 2136, 2201, 2272, 2622, 2627, 2642DFZ350-381, 383-563RBB175-977, 979-982, 984-985RTA150-476, 478, 480WGX285-842WMB295-895
928G DJD323-711,713-972, 974-1179, 1181-1418, 1420-1479, 1481-1577, 1579-1662, 1664-1811,1813-1934, 1936-1939, 1941-1943, 1949, 2315, 2322WLG265-809
IT28G DBT345-1489,1491-1676EWF100-421WAC275-622
930G TFW150-193TWR233-286, 288-637, 639-642, 644,646-669, 671-675, 677-678, 680-681, 683, 685-686, 689-691, 693-697, 699,701-703, 708-711, 713-716, 718, 721-723, 725-726, 729, 731-735, 737-738,740-741, 745, 747, 750-751, 754, 758, 761-764, 767, 769, 772, 774, 777,779-782, 789-791, 793, 800-801, 805-806, 809, 811, 830-831, 864, 874, 878,905, 921, 927-928, 1295, 1634PARTS NEEDED
Qty
Part Number Description
1 2705322 CONTROL GPACTION REQUIRED
***** Parts Stock *****Remove all 2159430 Control Groups from partsstock.***** Affected Product *****Replace 2159430 with 2705322 and confirm theengine operates.SERVICE CLAIM ALLOWANCES
***** Parts Stock *****Submit one claim for all 2159430 Control Groupsremoved from parts stock.***** Affected Product *****
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts Labor Hrs Parts Labor Hrs Parts Labor Hrs
0-3000
0-24 mos 100% 1.0 0 0 0 0
3001 - 5000
25 ? 36 mos 33.3% 0.5 0 0 50% 0.5
This is a 1.0 hr job.PARTS DISPOSITION
Handle the parts in accordance with your WarrantyBulletin on warranty parts handling.