PRODUCT SUPPORT PROGRAM FOR RE-SEALING THE REAR SUSPENSION CYLINDERS ON CERTAIN 794 AC, 796 AC, AND 798 AC OFF HIGHWAY TRUCKS Caterpillar


`
PRODUCT SUPPORT PROGRAM FOR RE-SEALING THE REAR SUSPENSION CYLINDERS ON CERTAIN 794 AC, 796 AC, AND 798 AC OFF HIGHWAY TRUCKS [UEBE0262]
FRAME AND BODY
PRODUCT SUPPORT PROGRAM FOR RE-SEALING THE REAR SUSPENSION CYLINDERS ON CERTAIN 794 AC, 796 AC, AND 798 AC OFF HIGHWAY TRUCKS
UEBE0262-00

11Aug2020


U-488
A-406
D-468
O-457

 

After Failure Only

  
  

PRODUCT SUPPORT PROGRAM FOR RE-SEALING THE REAR SUSPENSION CYLINDERS ON CERTAIN 794 AC, 796 AC, AND 798 AC OFF HIGHWAY TRUCKS

7201
PS54415
NOTE:

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.

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 "PS54415" 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.

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 AVSpare product analyst.


TERMINATION DATE

31Aug2022

PROBLEM

An existing rear suspension cylinder may fail on certain 794 AC, 796 AC, and 798 AC Off-Highway Trucks. Continued operation with a leaking/failed cylinder will cause additional damage within the suspension.

AFFECTED PRODUCT

Model Identification Number
794 AC HRT00100-00106

MN500052-00056

MT500100-00183
796 AC  HRZ00500-00523
798 AC ST300198-00199

ST700400-00401

PARTS NEEDED

Qty

Part Number Description
2 1605260 SEAL-O-RING
1 4683546 SEAL-WIPER 375
2 4683548 RING-BKUP-OD 419
1 5845161 SEAL-ROD SPG 375
1 5845162 SEAL-BUFFER 375
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 1% 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

Refer to the Service Manual if/as required.

Reseal the suspension cylinder using the procedures in the Disassembly and Assembly Manual.

SERVICE CLAIM ALLOWANCES

Product smu/age whichever comes first
AVSpare
Dealer Suggested
Customer Suggested
Parts %
Labor Hrs%
Parts %
Labor Hrs%
Parts %
Labor Hrs%
0-7000 hrs,
0-12 mo 
100.0%
100.0%
0.0%
0.0%
0.0%
0.0%
7001-10000 hrs,
13-18 mo 
33.0%
50.0%
0.0%
0.0%
50.0%
50.0%
10001-14000 hrs,
19-24 mo 
0.0%
25.0%
0.0%
0.0%
75.0%
75.0%
 NOTE: This is a 31.0-hour job



PARTS DISPOSITION

Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.
 
 
 

Information System:

PRODUCT IMPROVEMENT PROGRAM FOR REPLACING THE BACKUP ALARM ON CERTAIN RM-300 RECLAIMER-MIXERS
PRODUCT IMPROVEMENT PROGRAM FOR UPDATING ENGINE SOFTWARE ON CERTAIN AP655F ASPHALT PAVERS; AND ON CERTAIN CB13 AND CB15 ASPHALT COMPACTORS
PRODUCT SUPPORT PROGRAM FOR CHANGING THE AFTERTREATMENT INDUCMENT CONFIGURATION SETTING ON CERTAIN 793F OFF-HIGHWAY TRUCKS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE COMPRESSOR INTER-STAGE AIR ELBOWS ON CERTAIN 797F OFF-HIGHWAY TRUCKS EQUIPPED WITH HIGH ALTITUDE ENGINE ARRANGEMENT
PRODUCT SUPPORT PROGRAM FOR REWORKING RIGHT SIDE REAR AXLE HOUSING HARNESS ASSEMBLY CONNECTIONS AND REAR WHEEL TRACTION MOTOR AIR COOLING FLEX HOSE ON CERTAIN 794 AC OFF-HIGHWAY HIGHWAY TRUCKS
PRODUCT SUPPORT PROGRAM FOR REWORKING THE 451-2853 BOOM AND BEARING ASSEMBLY ON CERTAIN MH3022 AND MH3024 MATERIAL HANDLERS
PRODUCT SUPPORT PROGRAM FOR REPLACING TANDEM CHAINS ON CERTAIN 14 AND 14M 3 MOTOR GRADERS
PRODUCT SUPPORT PROGRAM FOR REPLACING A CRACKED STEERING WHEEL ON CERTAIN MOTOR GRADERS
PRODUCT SUPPORT PROGRAM FOR RELOCATING THE ENGINE MOUNTED ECM TO THE FRAME PEDESTAL ON CERTAIN 797F OFF-HIGHWAY TRUCKS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE 463-5286 OR 541-7771 ENGINE HARNESS ON CERTAIN 797F OFF-HIGHWAY TRUCKS
PRODUCT SUPPORT PROGRAM FOR REWORKING THE 4E6979 PILOT MANIFOLD ON CERTIAN R2900, R2900G, AND R3000H LOAD HAUL DUMP MACHINES
PRODUCT IMPROVEMENT PROGRAM FOR UPDATING THE PROPEL SYSTEM ON CERTAIN PM620, PM622, PM820, PM822, AND PM825 COLD PLANERS
PRODUCT SUPPORT PROGRAM FOR REPLACING WORN CLUTCHES ON CERTAIN 12K, 120K, 120K 2, 120K 2 OEM, 140K, 140K 2, AND 160K MOTOR GRADERS
PRODUCT SUPPORT PROGRAM FOR REPAIRING THE TRANSMISSION OUTPUT TRANSFER GEAR GROUP ON CERTAIN 982M WHEEL LOADERS
PRODUCT IMPROVEMENT PROGRAM FOR REMOVING CERTAIN TUBES AND LINES FROM DEALER PARTS STOCK
PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REMOVING CERTAIN 471-6029 DEF INJECTOR AND MOUNTING GROUPS FROM DEALER PARTS STOCK
PRODUCT SUPPORT PROGRAM FOR REPLACING THE ENGINE ECM ON CERTAIN 797F OFF-HIGHWAY TRUCKS WITH HIGH ALTITUDE ENGINE ARRANGEMENT
PRODUCT SUPPORT PROGRAM FOR REPLACING THE PUMP CONTROL VALVE ON CERTAIN 986K WHEEL LOADERS
PRODUCT SUPPORT PROGRAM FOR INSTALLING A SECONDARY FUEL FILTER SUPPORT BRACKET ON CERTAIN 797F OFF-HIGHWAY TRUCKS
PRODUCT SUPPORT PROGRAM FOR UPDATING THE CHASSIS ELECTRICAL COMPONENTS AND CONNECTORS ON CERTAIN 797F OFF-HIGHWAY TRUCKS
PRODUCT SUPPORT PROGRAM FOR REWORKING THE STEERING CYLINDERS ON CERTAIN 793F COMMAND AND COMMAND READY OFF-HIGHWAY TRUCKS AT PCR
PRODUCT SUPPORT PROGRAM FOR REPLACING FRONT BRAKE COOLING HOSES ON CERTAIN 797F OFF-HIGHWAY TRUCKS
PRODUCT IMPROVEMENT PROGRAM FOR REMOVING CERTAIN 183-9511 SPIDER GEARS AND 273-0178 SIDE GEARS FROM DEALER PARTS STOCK
PRODUCT SUPPORT PROGRAM FOR INSTALLING IMPROVED POWER TRAIN WIRING GROUP GUARDING ON CERTAIN 797F OFF-HIGHWAY TRUCKS