09650-03091 PUMP ASSY, INJECTI Denso Cross

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PRIORITY - NEW SPRINGS NEED TO BE INSTALLED IN THE UNIT INJECTORS ON CERTAIN 3606, 3608, 3612 AND 3616 ENGINES - PI3 396 - MAILED US, CANADA, CACO, COFA, LIMITED BRAZIL, CFEL, COSA
  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.
U-75 A-53 AU-49 B-12.2 E-38.1 O-53.1 PRIORITY parts stock 1290 PI3396 COMPLETION DATE Termination Date
October 31, 1989 April 30, 1990
Problem
The springs in the unit injectors on certain 3606, 3608, 3612, and 3616 Engines may fail and cause unscheduled down time. A spring failure may cause damage to a pushrod or rocker arm.
Affected Product
Model Identification Number 3606 8RB1-293, 296, 297, 314-350, 352, 354, 3608 6MC1-242, 248-250, 251, 253-275, 277-280 5PG1-3 3612 9RC14, 15, 18-47, 52, 53, 57, 58 3616 1PD1-28
Parts Needed
Dealers will need to order parts for this Program. ***** Parts Stock ***** 1 - 7E5404 Spring (1 for each 7C7445 or 7C3854 Injector in the customer or dealer parts stock) ***** Affected Product ***** 1 - 7E5404 Spring (1 per cylinder) 1 -