PRODUCT SUPPORT PROGRAM FOR INSPECTING THE ACCESSORY DRIVE SHAFT BOLTS ON CERTAIN 785D, 785D OEM, 785G, 789D, 789G, 793D, 793F, AND 793F CMD OFF-HIGHWAY TRUCKS
AVSpare’s obligations under this Service Letter are subject to, and shall not apply in contravention of, the laws, rules, regulations, directives, ordinances, orders, or statutes of the United States, or of any other applicable jurisdiction, without recourse or liability with respect to AVSpare.
This Program must be administered either before or after failure. In either case the decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS46582" as the Part Number and "7755" as the Group Number. If administered before failure, use "56" as the Warranty Claim Description Code and "T" as the SIMS Description code. If administered after failure, use "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 AVSpare product analyst.
|The engine side accessory drive shaft mounting bolts may not have been tightened to the correct torque on certain 785D, 785D OEM, 785G, 789D, 789G, 793D, 793F, and 793F CMD Off-Highway Trucks.
The following engine-side accessory drive shaft mounting bolts need to be checked.
|785D||MSY00748-00751, 754-755, 758-760, 763-764, 769, 779, 781-782, 785-803, 806-807, 816-818, 820-821, 832-834|
|785D OEM||DMC00188-00190, 195-202, 204-205|
|789D||SPD00735, 738-753, 755-756, 760-766, 768, 772, 777-778, 782, 784-785, 787-800, 803, 805-819, 821-822, 825-828, 834-837, 845-846|
|793D||FDB01956-01957, 1968, 1987-2005, 2007-2015|
SSP01206, 1214, 1234-1237, 1246-1260, 1267-1268
|793F CMD||RBT00206, 208, 210, 227, 230, 235-237, 239, 242-247, 250-279, 281-282, 284-285, 288, 302-303|
|No parts needed for this program|
|Using an appropriate torque tool. Check the static torque value of the (4) engine-side accessory drive shaft bolts according to the following figures. If any fail the static inspection, tighten to the specified assembly torque value. Reference the chart in the attached Rework Procedure.
Note: The difference in Torque Value shown in the attached chart for 793D/793F, even though they use the same bolt, is correct.
SERVICE CLAIM ALLOWANCES
|NOTE: This is a 2.0-hour job|
|Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.|
|Follow the chart below for static inspection and assembly values for each model.|