PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REPLACING 5465409 SPEED SENSORS ON CERTAIN REMAN 20R7980 TRANSMISSIONS IN DEALER PARTS STOCK Caterpillar

PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REPLACING 5465409 SPEED SENSORS ON CERTAIN REMAN 20R7980 TRANSMISSIONS IN DEALER PARTS STOCK [UEBE0485]

ELECTRICAL AND STARTING SYSTEM

WIRING GP

PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REPLACING 5465409 SPEED SENSORS ON CERTAIN REMAN 20R7980 TRANSMISSIONS IN DEALER PARTS STOCK

UEBE0485-00

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02Apr2020

U-179

A-138

D-166

O-163

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Parts stock action only	PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REPLACING 5465409 SPEED SENSORS ON CERTAIN REMAN 20R7980 TRANSMISSIONS IN DEALER PARTS STOCK
7750 3167 3073 1439 1408 3030		PI70805

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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:	When submitting claim for Parts Stock Action, Use the appropriate 99Z as the s/n, the appropriate Service Letter Program Number as the Part number in the Part Causing Failure field, "7751" as the Group Number, "56" as the Description Code.

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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.

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TERMINATION DATE

31Jul2020

PROBLEM

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Certain Reman 20R7980 Transmissions may have been assembled causing damage to one or both of the 5465409 Speed Sensors. If the 5465409 Speed Sensors were damaged during assembly, the transmission will not calibrate when installed in a machine.

ACTION REQUIRED

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Inspect all 20R7980 Reman Transmissions if the serial number is prior to MX88008 A or B (Image 1) for broken speed sensors.

Remove plate (Image2) to allow access to the sensors. There are two 5465409 Speed Sensors located under the plate.

Remove each 5465409 Speed Sensor (Image3) and inspect for damage.

If damage is found (Image4), replace damaged 5465409 Speed Sensors(s), reuse existing sensor O-ring or replace O-ring if damaged, replace the plate, and repackage the transmission. Mark as inspected per this program and return the transmission to dealer part stock.

If no damage is found (Image 5) reinstall the speed sensors, plate, and repackage the transmission. Mark as inspected per this program and return the transmission to dealer part stock.

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Image1

Image2

Image3

Image4

Image5

SERVICE CLAIM ALLOWANCES

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0.25 hour will be allowed to inspect and possibly replace damaged 5465409 Speed Sensor(s). One 5465409 Speed Sensor is allow per each speed that is needed to be replaced. If needed, one 3P0647 O-ring is allowed if existing O-ring was damaged.