19010-00450 BODY ASSY, INJECTI Denso Cross

Caterpillar: Confidential Yellow
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.
This Program can be administered either before or after a failure. In either case the decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS4903" as the part Number and "7755" as the Group Number. If administered before failure, use "56" as the Warranty Claim Description Code and use " T" as the SIMS Description Code. If administered after failure, use "96" as the Warranty Claim Description Code and use " Z" as the SIMS Description Code.
This Program should be completed at the same time as the April 17, 1993 Service Letter - PS4981.
Termination Date
April 30, 1994Problem
Certain 950F Loaders may experience excessive engine oil sooting or failure of the turbocharger.
Affected Product
Group 1 (950F's With Engine S/N 4TF1-5321 Or 1CK1-6182)
Model & Identification Number
950F (4DJ1-1059; 6YG1-1839, 6YG1841-1876, 6YG1878-1892, 6YG1906; 7ZF1-388, 7ZF390, 7ZF392, 7ZF394-586, 7ZF588-937, 7ZF946, 7ZF951, 7ZF1045; 6LJ1-177)
Group 2 (950F's With Engine S/N 4TF5322-8415, 1CK6183-7169, 98Z1-1031)
Model & Identification Number
950F (4DJ1060-1213; 6YG1877, 6YG1893-1905, 6YG1907-2697, 6YG2699-2701; 7ZF391, 7ZF938-945, 7ZF947-950, 7ZF952-1044, 7ZF1046-Up; 5PJ1-45 (with engine S/N 4TF1-8415); 6LJ178-251)
950F Series II (5SK191-327
Parts Needed
Group 1
1 - 7C7431 Gasket - Turbocharger Mounting1 - 5P1263 Hose Stock (15 cm long)1 - 5P1506 Hose Stock (66 cm long)**1 - 1R0739 Filter Assembly1 - 1S7057 Gasket - Turbocharger Oil Supply1 - 4W5140 Plate - Engine Information1 - 7W2398 Gasket - Turbocharger Oil Drain1 - 7W8860 Gasket - Oil Pan1 - 1005865 Turbocharger Group1 - 1051542 Gasket - Valve Cover1 - 1051556 Oil Pan Group1 - 1058919 Oil Level Gauge (for engine S/N 4TF5322 and Up, and 1CK5455 and Up)*- or -1 - 1059776 Oil Level Gauge (for engine S/N 4TF1-5321 and 1CK1-5454)*1 - 1066584 Tube Assembly **1 - SEES6492 Chart-Refill Capacities (order from Corporate Literature)Group 2
1 - 5P1506 Hose Stock (66 cm long)**1 - 1R0739 Filter Assembly1 - 7W8860 Gasket - Oil Pan1 - 1051542 Gasket - Valve Cover (if needed)1 - 1051556 Oil Pan Group1 - 1058919 Oil Level Gauge*1 - 1066584 Tube Assembly**1 - SEES6492 Chart-Refill Capacities (order from Corporate Literature)*The 1058919 Gauge replaces the 6I1958 Gauge and the 1059776 Gauge replaces the 7E4501 Gauge. The part number is stamped on each gauge. Check the part number of the gauge being replaced, to ensure the correct new gauge is installed. Refer to the rework procedure.**950F's with a S/N prefix of 6YG, 5PJ, or 6LJ need to use a new 1066584 Tube with 60 cm of 5P1506 Hose. Refer to the rework procedure.Action Required
See the attached rework procedure for installing the new parts.
Service Claim Allowances
Group 1
This is a 9.0-hour