PRODUCT SUPPORT PROGRAM FOR REPLACING THE ROTATING GROUP USED IN THE TRANSMISSION ON CERTAIN 966K XE, 966M XE, AND 972M XE WHEEL LOADERS Caterpillar

PRODUCT SUPPORT PROGRAM FOR REPLACING THE ROTATING GROUP USED IN THE TRANSMISSION ON CERTAIN 966K XE, 966M XE, AND 972M XE WHEEL LOADERS [UEBE0666]

POWER TRAIN

PUMP GP

PRODUCT SUPPORT PROGRAM FOR REPLACING THE ROTATING GROUP USED IN THE TRANSMISSION ON CERTAIN 966K XE, 966M XE, AND 972M XE WHEEL LOADERS

UEBE0666-00

Show/hide table

07Jul2020

U-421

D-406

O-395

Show/hide table

After Failure Only	PRODUCT SUPPORT PROGRAM FOR REPLACING THE ROTATING GROUP USED IN THE TRANSMISSION ON CERTAIN 966K XE, 966M XE, AND 972M XE WHEEL LOADERS
3203 3174		PS54386

Show/hide table

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 "PS54386" 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

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.

Show/hide table

TERMINATION DATE

31Jul2024

PROBLEM

Show/hide table

The control plate used in the existing variator rotating group may prematurely fail on certain 966K XE, 966M XE, and 972M XE Wheel Loaders. If the existing control plate fails, it will cause excessive fault codes E644-2 or E1292-2. After following UENR3826 Troubleshooting for those codes is exhausted, it may be necessary to remove the transmission for repair.

AFFECTED PRODUCT

Show/hide table

Model	Identification Number
966K XE	NGX00201-00441
966M XE	B8P00203-00214, 302-501 DZL00260-00290, 501-711 FL200201-00547, 901-968, 1804, 1820 P6C00287, 301-589, 901-1137 XCR00260-00262, 330-359
972M XE	AN300270-00275, 350-396 EDW00101-00104, 201-415, 701-904 L9S00101-00447, 701-785 M5S00102-00113, 201-366 R1Z00270-00292, 501-684

PARTS NEEDED

Show/hide table

Qty	Part Number	Description
2	2L6726	RING-RETAINING
1	3P1155	SEAL-O-RING
1	3S6931	RING-RETAINING
1	5P5756	SEAL-O-RING
2	5P6718	SEAL-O-RING
2	5P8119	SEAL-O RING
4	5P8211	SEAL-O-RING
1	6V4315	SEAL-O-RING
2	6V4590	SEAL-O RING
2	6V8635	ADAPTER-STR
1	6Y9096	BEARING-RLR AS
1	7S3036	RING-SEAL
4	8P0492	RING-SEAL
1	9J2968	RING-RETAINING
1	9S8008	PLUG-LD STOR
2	2147568	SEAL-O-RING-STOR
2	2287093	SEAL-O-RING-ORFS
1	2385080	SEAL-O-RING-STOR
1	2385082	SEAL-O-RING-STOR
2	2385084	SEAL-O-RING-STOR
2	2500466	SEAL-O-RING
4	2722583	SEAL-O-RING
1	3237347	SEAL-O-RING
2	3308197	SEAL-O-RING
2	3416661	VALVE GP-SOL
2	3464897	SEAL-O-RING
1	3512387	GASKET
2	3545839	SEAL-QUAD RING
4	3551755	MOUNT AS-ISLN
2	3732978	PIN-DETENT
2	3756127	SEAL-D-RING
2	4476402	SENSOR GP-PRESS
2	4762086	SEAL-U-CUP
1	4844810	ROTATING GP-A
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

Show/hide table

Please use Media Number - M0082559 "966M XE and 972M XE Wheel Loader Powertrain, Disassembly and Assembly" as a reference.
Refer to Transmission ? Remove and Install.
Refer to Transmission ? Disassemble and Assemble.
Refer to Pump and Motor ? Variator for Disassembly and assemble.

Take a picture of the failed 485-2801 Control Plate, see Image 1. Include the picture of the failed control plate as an attachment with the SIMS entry.

Note:
?Be sure to record the measured height of the actuator rod in Step 38 of the
variator disassembly. This measurement will be used in the assembly of the
variator in Step 7.
?There is no Lift-Off Clearance Adjustment needed, Step 42 in the assemble
procedure the new 484-4810 Rotating Group is already set.

Test the Pump and Motor (Variator). Refer to, M0064986 Bench Test Procedures, "Bench Test Procedure for Hydraulic Variators".

After assembly, it is highly recommended to bench test the transmission using Media Number REHS3643 "Bench Test Procedure for a 966M XE and 972M XE Wheel Loader Transmission"

After the transmission is back in the machine, reset the synchro count totals and perform the air purge test and Transmission Hydrostatic Torque Calibration.

Show/hide table

Image1

SERVICE CLAIM ALLOWANCES

Show/hide table

Product smu/age whichever comes first	AVSpare		Dealer Suggested		Customer Suggested
Product smu/age whichever comes first	Parts %	Labor Hrs%	Parts %	Labor Hrs%	Parts %	Labor Hrs%
0-8000 hrs, 0-36 mo	100.0%	100.0%	0.0%	0.0%	0.0%	0.0%
8001-10000 hrs, 37-48 mo	33.0%	50.0%	0.0%	0.0%	50.0%	50.0%