PRODUCT SUPPORT PROGRAM FOR REPAIRING MID-FRAME CRACKS AT THE COOLER MOUNTING BLOCKS ON CERTAIN 793F, 793F AC, 793F CMD, AND 793F XQ OFF-HIGHWAY TRUCKS
Usage:
TEBE4860-00
Show/hide table
| 21Jul2016 |
U-379
A-285
D-333
O-331
Show/hide table
| After Failure Only | PRODUCT SUPPORT PROGRAM FOR REPAIRING MID-FRAME CRACKS AT THE COOLER MOUNTING BLOCKS ON CERTAIN 793F, 793F AC, 793F CMD, AND 793F XQ OFF-HIGHWAY TRUCKS |
|
| 7050 7051 0679 | PS53256 |
|
Show/hide table
| NOTE: | Caterpillar’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 Caterpillar. |
| NOTE: | This Program can only be administered after a failure occurs. The decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS53256" as the Part Number and "7755" as the Group Number. Use "96" as the Warranty Claim Description Code and use "Z" as the SIMS Description Code. |
Show/hide table
Show/hide table
| NOTE: | 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. |
Show/hide table
Show/hide table
Show/hide table
TERMINATION DATE |
| 31Dec2019 |
PROBLEM
Show/hide table
| Frame cracking has been reported on the cooler mounting blocks in the mid-frame area of certain 793F, 793F AC, 793F CMD, and 793F XQ Off-Highway Trucks. This program applies to cracks found in the fillet weld connecting the cooler mounting blocks to the inside left window plate of the frame rail. Before applying this program please contact Large Off-Highway Truck Product Support for additional repair recommendations. Cracks that go unidentified or identified and left unattended can lead to invasive frame repairs and/or severe frame damage. |
AFFECTED PRODUCT
Show/hide table
| Model | Identification Number |
| *******Group 1******* | |
| 793F | SSP00117-00123, 125-127, 129-154, 157-162, 169-186, 189, 191, 193-196, 198, 202, 205-210, 212, 214, 216-217, 219, 233, 237-243, 245, 247-255, 257-260, 262-266, 269-270, 272-278, 280-287, 291, 296-297, 304-306, 308, 312-314, 318-319, 321-326, 328, 330, 332-339, 341-345, 348-350, 353-355, 357-360, 365, 367-368, 375, 384-389, 393-394, 396, 398-438, 441-442, 444, 446, 448-450, 452, 454, 458, 460-483, 485-493, 496-499, 501-504, 506, 508-512, 515-516, 519, 521-525, 528-547, 550-560, 563-593, 595-603, 605, 610-622, 624-626, 633-634, 636-638, 644-653, 655, 658-661, 663, 665, 667-684, 687-694, 696-700, 702-706, 709-711, 714-716, 718, 721-724, 727-728, 730-732, 734-735, 737-740, 742-743, 746-747, 749, 751, 755, 757-758, 761-764, 766-769, 771, 773, 776-781, 784-785, 787-801, 803, 805, 807-810, 812-814, 816-819, 823-825, 829, 833, 837, 839-847, 850-859, 861-863, 865, 869-882, 887-888, 892-896, 898-900, 902, 904-907, 909-912, 914-915, 917-918, 921, 923-930, 932-936, 938-943 |
| 793F AC | EMD00075-00077 |
| 793F CMD | RBT00111-00123, 125-131, 133-140, 142-164 |
| 793F XQ | SND00100-00109, 111-131 |
Show/hide table
| *******Group 2******* | |
| 793F | SSP00112, 114-116, 155-156, 164-168, 187-188, 190, 192, 211, 213, 215, 218, 220-232, 234-236, 267-268, 279, 288-290, 292-295, 298-303, 309-311, 315-317, 320, 327, 329, 331, 340, 346-347, 351, 361, 364, 369-374, 376-383, 390-392, 395, 439-440, 443, 445, 447, 451, 456-457, 459, 494-495, 505, 507, 513-514, 517-518, 520, 526-527, 548-549, 562, 604, 606-609, 623, 627-632, 635, 639-643, 654, 656-657, 662, 664, 666, 685-686, 701, 717, 719, 726, 729, 733, 736, 744, 748, 750, 752-753, 759, 765, 770, 774-775, 782-783, 786, 802, 804, 806, 811, 815, 820-822, 826-828, 830-832, 834-836, 838, 848-849, 860, 864, 866-868, 883, 889-891, 897, 901, 903, 908, 913, 916, 919-920, 922, 931, 937 |
PARTS NEEDED
Show/hide table
Qty |
Part Number | Description |
| *******Group 1******* | ||
| 1 | 7X0752 | BOSS-WELD |
| 1 | 8T4935 | BOSS-WELD |
| In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 7% of dealership population. This is an initial order recommendation only, and the ultimate responsibility for ordering the total number of parts needed to satisfy the program lies with the dealer. |
||
| *******Group 2******* | ||
| 8 | 5P1076 | WASHER-HARD |
| 1 | 7X0752 | BOSS-WELD |
| 10 | 8T4183 | BOLT-HEX HEAD |
| 4 | 8T4194 | BOLT-HEX HEAD |
| 4 | 8T4223 | WASHER-HARD |
| 6 | 8T4244 | NUT-HEX |
| 23 | 8T4910 | BOLT-HEX HEAD |
| 1 | 8T4935 | BOSS-WELD |
| 4 | 1729966 | BOLT-HEX HEAD |
| 51 | 1984778 | WASHER-HARD |
| 1 | 4931624 | PLATE |
| 1 | 4931627 | BRACKET AS |
| 1 | 4931628 | BRACKET AS |
| 1 | 4931629 | BRACKET AS |
| 1 | 4931630 | BRACKET AS |
| 1 | 4931631 | BRACKET AS |
| In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 7% of dealership population. This is an initial order recommendation only, and the ultimate responsibility for ordering the total number of parts needed to satisfy the program lies with the dealer. |
||
ACTION REQUIRED
Show/hide table
| Excavate and repair any cracking per the specifications listed in the section "Repairing Frame Cracks at the Cooler Mounting Blocks and Inner Left-Hand Window Plate on the Mid Frame Section" in Special Instruction REHS7995 "Procedure to Inspect and Repair the Center Section Frame on Certain 793F Off-Highway Trucks". Update the window plate attachments, add post weld treatment, and update the auxiliary oil cooler mounting (if equipped) per the specifications listed in Special Instruction M0073048 "Procedure to Rework the Brake Oil Cooler Mounting on Certain 793F off-Highway Trucks". Refer to Images 1 and 2 for cooler mounting block location and Image 3 for an example of a crack on the cooler mounting block at the upper rear corner. |
Show/hide table
 |
| Image1 |
 |
| Image2 |
 |
| Image3 |
SERVICE CLAIM ALLOWANCES
Show/hide table
| *******Group 1******* | ||||||
0-48 mo |
||||||
49-80 mo |
||||||
| NOTE: This is a 16.0-hour job for Group 1 | ||||||
Show/hide table
| *******Group 2******* | ||||||
0-48 mo |
||||||
49-80 mo |
||||||
| NOTE: This is a 19.0-hour job for Group 2 | ||||||
PARTS DISPOSITION
| Handle the parts in accordance with your Warranty Bulletin on warranty parts handling. |
Caterpillar Information System:
PRODUCT SUPPORT PROGRAM FOR ADDING POST WELD TREATMENT AND UPDATING THE AUXILIARY OIL COOLER MOUNTING TO THE INNER LEFT HAND WINDOW PLATE IN THE MID FRAME SECTION ON CERTAIN 793F, 793F CMD, 793F OEM, AND 793F XQ OFF-HIGHWAY TRUCKS PRODUCT SUPPORT PROGRAM FOR ADDING POST WELD TREATMENT AND UPDATING THE AUXILIARY OIL COOLER MOUNTING TO THE INNER LEFT HAND WINDOW PLATE IN THE MID FRAME SECTION ON CERTAIN 793F, 793F CMD, 793F OEM, AND 793F XQ OFF-HIGHWAY TRUCKS
PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REMOVING CERTAIN C175 CAMSHAFTS AND LIFTER LEVERS FROM DEALER PARTS STOCK PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REMOVING CERTAIN C175 CAMSHAFTS AND LIFTER LEVERS FROM DEALER PARTS STOCK
PRODUCT SUPPORT PROGRAM FOR REWORKING THE 277-2515 PUMP GROUP ON CERTAIN PM200 AND PM102 COLD PLANERS PRODUCT SUPPORT PROGRAM FOR REWORKING THE 277-2515 PUMP GROUP ON CERTAIN PM200 AND PM102 COLD PLANERS
PRODUCT IMPROVEMENT PROGRAM FOR REMOVING 285-6647 WIRING HARNESSES FROM DEALER PARTS STOCK PRODUCT IMPROVEMENT PROGRAM FOR REMOVING 285-6647 WIRING HARNESSES FROM DEALER PARTS STOCK
PRODUCT SUPPORT PROGRAM FOR ADDING POST WELD TREATMENT TO THE INNER RIGHT HAND WINDOW PLATE ATTACHMENTS IN THE MID FRAME SECTION ON CERTAIN 793F, 793F AC, 793F CMD, 793F OEM, AND 793F XQ OFF-HIGHWAY TRUCKS PRODUCT SUPPORT PROGRAM FOR ADDING POST WELD TREATMENT TO THE INNER RIGHT HAND WINDOW PLATE ATTACHMENTS IN THE MID FRAME SECTION ON CERTAIN 793F, 793F AC, 793F CMD, 793F OEM, AND 793F XQ OFF-HIGHWAY TRUCKS
PRODUCT IMPROVEMENT PROGRAM FOR REWORKING CERTAIN 9V-7710 UNIVERSAL JOINTS IN DEALER PARTS STOCK PRODUCT IMPROVEMENT PROGRAM FOR REWORKING CERTAIN 9V-7710 UNIVERSAL JOINTS IN DEALER PARTS STOCK
PRODUCT SUPPORT PROGRAM FOR REWORKING THE COUPLER ASSEMBLY ON CERTAIN 246D/262D/272D2/272D2XHP SKID STEER LOADERS, 277D/287D/297D2/297D2XHP MULTI TERRAIN LOADERS, AND 279D/289D/299D2/299D2XHP COMPACT TRACK LOADERS PRODUCT SUPPORT PROGRAM FOR REWORKING THE COUPLER ASSEMBLY ON CERTAIN 246D/262D/272D2/272D2XHP SKID STEER LOADERS, 277D/287D/297D2/297D2XHP MULTI TERRAIN LOADERS, AND 279D/289D/299D2/299D2XHP COMPACT TRACK LOADERS
PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REWORKING TWO 244-8593 GEARS IN THE FRONT GEAR ASSEMBLY ON CERTAIN C175 REMAN ENGINES IN DEALER PARTS STOCK PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REWORKING TWO 244-8593 GEARS IN THE FRONT GEAR ASSEMBLY ON CERTAIN C175 REMAN ENGINES IN DEALER PARTS STOCK
PRODUCT SUPPORT PROGRAM FOR INSTALLING A DOUBLE FORK SWING FRAME AND CAST SLIDER FRAME ON CERTAIN 424 BACKHOE LOADERS PRODUCT SUPPORT PROGRAM FOR INSTALLING A DOUBLE FORK SWING FRAME AND CAST SLIDER FRAME ON CERTAIN 424 BACKHOE LOADERS
PRODUCT SUPPORT PROGRAM FOR INSPECTING AND POSSIBLY REWORKING THE A/C ACCUMULATOR ON CERTAIN 272D2/272D2 XHP SKID STEER LOADERS, 297D2/297D2 XHP MULTI TERRAIN LOADERS, AND 299D2/299D2 XHP COMPACT TRACK LOADERS, EQUIPPED WITH AN HVAC SYSTEM PRODUCT SUPPORT PROGRAM FOR INSPECTING AND POSSIBLY REWORKING THE A/C ACCUMULATOR ON CERTAIN 272D2/272D2 XHP SKID STEER LOADERS, 297D2/297D2 XHP MULTI TERRAIN LOADERS, AND 299D2/299D2 XHP COMPACT TRACK LOADERS, EQUIPPED WITH AN HVAC SYSTEM
PRODUCT SUPPORT PROGRAM FOR REPLACING THE RADIATOR COOLING FAN GEAR MOTOR GP ON CERTAIN CB14B UTILITY COMPACTORS PRODUCT SUPPORT PROGRAM FOR REPLACING THE RADIATOR COOLING FAN GEAR MOTOR GP ON CERTAIN CB14B UTILITY COMPACTORS
PRODUCT SUPPORT PROGRAM FOR INSPECTING AND UPDATING ALL-WHEEL DRIVE HOSES ON CERTAIN 160M AND 14L MOTOR GRADERS PRODUCT SUPPORT PROGRAM FOR INSPECTING AND UPDATING ALL-WHEEL DRIVE HOSES ON CERTAIN 160M AND 14L MOTOR GRADERS
PRODUCT IMPROVEMENT PROGRAM FOR REWORKING THE RIGHT SIDE LADDER AND REPLACING THE HANDRAIL CLAMPS ON CERTAIN PM620 AND PM622 COLD PLANERS PRODUCT IMPROVEMENT PROGRAM FOR REWORKING THE RIGHT SIDE LADDER AND REPLACING THE HANDRAIL CLAMPS ON CERTAIN PM620 AND PM622 COLD PLANERS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE ELECTRONIC LIFT PUMP AND FUEL FILTER ON CERTAIN MODEL CS-533E AND CP-533E VIBRATORY COMPACTORS PRODUCT SUPPORT PROGRAM FOR REPLACING THE ELECTRONIC LIFT PUMP AND FUEL FILTER ON CERTAIN MODEL CS-533E AND CP-533E VIBRATORY COMPACTORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE ELECTRONIC LIFT PUMP AND FUEL FILTER ON CERTAIN MODEL CS533E AND CP533E VIBRATORY COMPACTORS PRODUCT SUPPORT PROGRAM FOR REPLACING THE ELECTRONIC LIFT PUMP AND FUEL FILTER ON CERTAIN MODEL CS533E AND CP533E VIBRATORY COMPACTORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE O-RING SEAL AND TEFLON SEAL RING ON CERTAIN 14M MOTOR GRADER TRANSMISSION CLUTCH PISTONS AND SHAFTS PRODUCT SUPPORT PROGRAM FOR REPLACING THE O-RING SEAL AND TEFLON SEAL RING ON CERTAIN 14M MOTOR GRADER TRANSMISSION CLUTCH PISTONS AND SHAFTS
PRODUCT SUPPORT PROGRAM FOR INSPECTING AND POSSIBLY INSTALLING AN O-RING SEAL ON THE REVERSING FAN SUPPLY TUBE ASSEMBLY ON CERTAIN 246D/262D SKID STEER LOADERS, 277D MULTI-TERRAIN LOADERS, AND 279D/289D COMPACT TRACK LOADERS PRODUCT SUPPORT PROGRAM FOR INSPECTING AND POSSIBLY INSTALLING AN O-RING SEAL ON THE REVERSING FAN SUPPLY TUBE ASSEMBLY ON CERTAIN 246D/262D SKID STEER LOADERS, 277D MULTI-TERRAIN LOADERS, AND 279D/289D COMPACT TRACK LOADERS
PRODUCT SUPPORT PROGRAM FOR INSTALLING HEAT SHRINK TUBING ON CERTAIN HH44DE HARVESTER HEADS PRODUCT SUPPORT PROGRAM FOR INSTALLING HEAT SHRINK TUBING ON CERTAIN HH44DE HARVESTER HEADS
PRODUCT SUPPORT PROGRAM FOR MONITORING SCHEDULED OIL SAMPLING (SOS) AND INSPECTING REAR WHEEL MAGNETIC PLUGS ON CERTAIN 793D, 793F AND 793F CMD OFF-HIGHWAY TRUCKS PRODUCT SUPPORT PROGRAM FOR MONITORING SCHEDULED OIL SAMPLING (SOS) AND INSPECTING REAR WHEEL MAGNETIC PLUGS ON CERTAIN 793D, 793F AND 793F CMD OFF-HIGHWAY TRUCKS
PRODUCT IMPROVEMENT PROGRAM FOR REPLACING THE PROPEL HANDLE(S)ON CERTAIN CB22B, CB24B, CB32B, CB34B, CC24B, AND CC34B UTILITY COMPACTORS PRODUCT IMPROVEMENT PROGRAM FOR REPLACING THE PROPEL HANDLE(S)ON CERTAIN CB22B, CB24B, CB32B, CB34B, CC24B, AND CC34B UTILITY COMPACTORS
PRODUCT SUPPORT PROGRAM FOR REWORKING THE TRANSMISSION ON CERTAIN 797F AND 797F XQ OFF-HIGHWAY TRUCKS PRODUCT SUPPORT PROGRAM FOR REWORKING THE TRANSMISSION ON CERTAIN 797F AND 797F XQ OFF-HIGHWAY TRUCKS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE DIFFERENTIAL PRESSURE LINES AND POSSIBLY REPLACING A WIRING HARNESS ON CERTAIN C2.2 INDUSTRIAL ENGINES, CB22B, CB24B, CC24B, CB32B, CB34B, AND CC34B UTILITY COMPACTORS PRODUCT SUPPORT PROGRAM FOR REPLACING THE DIFFERENTIAL PRESSURE LINES AND POSSIBLY REPLACING A WIRING HARNESS ON CERTAIN C2.2 INDUSTRIAL ENGINES, CB22B, CB24B, CC24B, CB32B, CB34B, AND CC34B UTILITY COMPACTORS
PRODUCT SUPPORT PROGRAM FOR REWORKING AND REPLACING CERTAIN HYDRAULIC CYLINDERS ON CERTAIN 450F BACKHOE LOADERS PRODUCT SUPPORT PROGRAM FOR REWORKING AND REPLACING CERTAIN HYDRAULIC CYLINDERS ON CERTAIN 450F BACKHOE LOADERS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE ATAAC CORE(S) ON CERTAIN 797 AND 797B OFF-HIGHWAY TRUCKS EQUIPPED WITH A C175 RETROFIT ENGINE PRODUCT SUPPORT PROGRAM FOR REPLACING THE ATAAC CORE(S) ON CERTAIN 797 AND 797B OFF-HIGHWAY TRUCKS EQUIPPED WITH A C175 RETROFIT ENGINE